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HUP3011 Human Pathology > Glossary of Medical Terms > Flashcards

Glossary of Medical Terms Flashcards

1
Q

abscess

A

a localized collection of pus in a cavity formed by disintegration of tissues

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2
Q

acute

A

a disease with sudden onset of signs and a short course

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3
Q

adenocarcinoma

A

a malignant tumour originating in glandular tissue

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4
Q

adenoma

A

a benign tumour made up of glandular elements

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5
Q

adenosis

A

a disease of a gland, often marked by the abnormal formation or enlargement of glandular tissue

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6
Q

agenesis

A

absence or failure of formation of any part or organ

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7
Q

agglutination

A

clumping together of cells or particles

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8
Q

aggregation

A

a total or coming together of separate parts

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9
Q

amenorrhea

A

the absence of menstrual bleeding

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10
Q

amyloid

A

the extracellular protein substance deposited in amyloidosis. It is a waxy, amorphous, eosinophilic, hyaline like material that exhibits red-green birefringence under polarized light when stained with Congo red.

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11
Q

amyloidosis

A

a group of conditions of diverse aetiologies characterized by the accumulation of insoluble fibrillar proteins (amyloid) in various organs and tissues of the body - eventually organ function is compromised. The associated disease states may be inflammatory, hereditary or neoplastic and the deposition may be local or generalized or systemic

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12
Q

analgesia (analgesic)

A

the absence of pain; removing pain

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13
Q

anaphylaxis

A

the immediate immunologic (allergic) reaction initiated by the combination of antigen (allergen) with mast cell cytophilic antibody (chiefly IgE). anaphylactic (adj) - as in anaphylactic shock - life threatening respiratory distress, vascular collapse and shock; manifesting extremely great sensitivity to foreign protein or other material.

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14
Q

anaplasia

A

loss of differentiation of cells and of their orientation to one another and to their framework and blood vessels

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15
Q

anastomosis

A

a connection between two blood vessels or tubes

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16
Q

anencephaly

A

markedly defective development of the brain, cerebral hemispheres absent or reduced to small masses, together with absence of the bones of the cranium

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17
Q

aneurysm

A

a ballooning out of the wall of a blood vessel or a heart chamber due to a weakening of the wall by disease or injury

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18
Q

angina

A

spasmodic, choking or suffocating pain

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19
Q

angina pectoris

A

paroxysmal pain in the chest often radiating to the arms; usually due to interference with the supply of oxygen to the heart muscle; often precipitated by excitement or effort

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20
Q

angiogenesis

A

the formation of new blood vessels

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21
Q

anomaly

A

an irregularity or deviation from normal; an abnormal structure

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22
Q

antibody

A

an immunoglobulin molecule that reacts with a specific antigen that induced its synthesis. Synthesized by B lymphocytes that have been activated by the binding of a antigen to a cell surface receptor

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23
Q

antigen

A

any substance, almost always a protein, not normally present in the body which when introduced to the body stimulates a specific immune response and the production of antibodies

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24
Q

aphasia

A

partial or complete loss of the ability to speak, write or understand spoken or written language, resulting from damage to the brain by injury or disease

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25
Q

apnea

A

lack of breathing

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26
Q

apocrine

A

a form of secretion in which a portion of the cytoplasm leaves the cell together with the product of secretion

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27
Q

apoptosis

A

programmed cell death (carefully orchestrated by genes and gene products that turn the pathway to cell death on or off); fragmentation of the cell into membrane-bound particles that are eliminated by phagocytosis; from the Greek for “falling off”

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28
Q

arrhythmia(s)

A

irregular heart beat

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29
Q

ascites

A

accumulation of serous fluid in the abdominal cavity

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30
Q

asymptomatic

A

producing or showing no symptoms

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31
Q

ataxia

A

failure of muscle coordination; unable to coordinate muscle movement resulting in jerkiness and incoordination

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32
Q

ATP

A

adenosine triphosphate. A chemical very important in energy metabolism in the cell

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33
Q

atrophy

A

a wasting away; a decrease in the size and function of a cell, tissue, organ or part

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34
Q

atypical

A

unusual, not characteristic

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35
Q

auscultation

A

listening for sounds within the body; it may be performed with the unaided ear or with a stethoscope.

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36
Q

bacteremia

A

the presence of bacteria in the blood

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37
Q

benign

A

not malignant; not recurrent; favourable for recovery

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38
Q

bifurcation

A

the split of a tube or vessel into two branches or channels

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39
Q

birefringent

A

birefringence; the quality of transmitting light unequally in different directions

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40
Q

biopsy

A

removal and examination, usually microscopic, of tissue from the living body, performed to establish a precise diagnosis

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41
Q

bradycardia

A

abnormally slow heart action

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42
Q

bronchiectasis

A

chronic dilatation of the bronchi. It may affect the tube uniformly or occur in irregular pockets

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43
Q

bronchus

A

one of the large passages conveying air to and within the lungs

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44
Q

bronchoscope

A

n instrument used for inspecting the interior of the windpipe and bronchial tree to carry out diagnostic (taking specimens for culture and biopsy) or therapeutic (removing a foreign object) manoeuvres

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45
Q

bronchoscopy

A

examination of the bronchi through a bronchoscope

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46
Q

BUN - blood urea nitrogen

A

the urea concentration of serum or plasma, specified in terms of nitrogen content; an important indicator of renal function. (urea is the chief nitrogenous end-product of protein metabolism, formed in the liver from amino acids and from ammonia compounds)

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47
Q

cachexia

A

extreme loss of weight and body wasting associated with serious illness

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48
Q

calculus

A

a stone developing in the body, e.g. kidney or bile

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49
Q

carbuncle

A

deep-seated pus-producing infection of the skin and subcutaneous tissues

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50
Q

carcinogen

A

a substance that causes cancer

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51
Q

cardi(o)

A

of the heart

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52
Q

cardiomegaly

A

hypertrophy (enlargement) of the heart

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53
Q

caries

A

destruction of bone or teeth

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54
Q

caseous

A

“cheesy” or “cheese-like”

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55
Q

caseous necrosis

A

cell death characteristic of certain inflammations (e.g. tuberculosis) where the affected tissue shows the crumbly consistency and dull, opaque quality of cheese. Based on casein - the principal protein of milk, the basis of curds and cheese

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56
Q

catarrh

A

inflammation of a mucous membrane with increased flow of mucous. catarrhal (adj.)

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57
Q

caudal

A

situated toward or pertaining to the tail; toward the inferior or posterior end of the body

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58
Q

cellulitis

A

inflammation of the soft or connective tissue in which a thin, watery exudate spreads through the tissue spaces

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59
Q

cephalic

A

pertaining to the head , or to the head end of the body

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60
Q

chemotaxis

A

movement of cells or organisms in response to chemical stimulation. chemotactic (adj.).

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61
Q

cholangitis

A

inflammation of a bile duct or the entire biliary tree

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62
Q

cholecyst

A

the gallbladder

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63
Q

cholelithiasis

A

presence of concretions (“gall stones”) in the gallbladder or bile ducts

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64
Q

chronic

A

a condition with slow onset, mild but continuous manifestations and long-lasting, often progressive effects

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65
Q

ciliated

A

cilia are small hair-like structures which help to transport secretions along the surface of a cell

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66
Q

CIN

A

cervical intraepithelial neoplasia; one of the terminologies in use to describe precancerous or dysplastic changes in the cervical epithelial cells

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67
Q

CIS

A

carcinoma in situ; a neoplasm where the tumor cells are still confined to the epithelium of origin without invasion of the basement membrane (likelihood of subsequent invasive growth is presumed to be high).

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68
Q

clubbing

A

proliferation of soft tissue about the ends (terminal phalanges) of fingers and toes

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69
Q

CMV

A

cytomegalovirus.

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70
Q

coagulate

A

to cause to clot or become clotted; to convert a fluid or substance in solution into a solid or a gel. coagulative (adj.)

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71
Q

coagulative necrosis

A

a type of necrosis in which affected cells or tissue are converted into a dry, dull, homogeneous eosinophilic mass without nuclei as a result of the coagulation of protein

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72
Q

collateral (blood supply)

A

new vessels which develop following chronic interruption of blood supply

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73
Q

colposcope

A

a speculum for examining the vagina and cervix with a magnifying lens. (colposcopy is the procedure).

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74
Q

congestion

A

abnormal accumulation of blood or fluid in a part

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75
Q

columnar (cells)

A

refers to a shape of cells which often line ducts or glands within the body

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76
Q

coma

A

a state of profound unconsciousness from which one cannot be roused

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77
Q

congenital

A

present at birth; cause may be genetic or non-genetic (infectious, chemical, physical)

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78
Q

Congo red

A

specific stain for detection of amyloid fibrils. Proteins with a beta-pleated sheet structure will display red-green birefringence under polarized light.

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79
Q

contralateral

A

the opposite side of the body

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80
Q

contusion

A

a bruise; an injury of a part without a break in the skin, characterized by swelling, discoloration, and pain.

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81
Q

cor pulmonale

A

right-sided heart failure which occurs as a result of long-standing lung disease

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82
Q

creatine

A

an amino acid; found in muscle. Phosphorylated creatine is an important storage form of high-energy phosphate = creatine phosphate or phosphocreatine. Energy source for muscle contraction.

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83
Q

creatine kinase

A

an enzyme that catalyses the phosphorylation of creatine by ATP to form phosphocreatine.

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84
Q

cribriform

A

perforated, sieve-like pattern

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85
Q

cruciate

A

shaped like a cross.

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86
Q

cryptorchid

A

a person with undescended testes

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87
Q

cryptorchism (cryptorchidism)

A

failure of one or both testes to descend into the scrotum

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88
Q

CT (computerized tomograph)

A

sophisticated radiologic technique yielding a detailed image of internal body structures

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89
Q

CAT

A

computerized axial tomography.

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90
Q

cyanosis

A

a bluish discoloration of skin, lips, nail beds or mucous membranes due to excessive concentrations of reduced haemoglobin in blood and hence deficient oxygenation of blood. cyanotic (adj.).

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91
Q

cyst

A

any closed epithelium-lined cavity or sac, normal or abnormal, usually containing liquid or semisolid material; a bladder.

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92
Q

cystectomy

A

removal of a cyst; removal or resection of the bladder

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93
Q

cytology

A

the study of cells, their origin, structure, function and pathology; the microscopic examination of cells as a means of detecting malignancy and microbiologic changes. Cells can be obtained by aspiration, washing, smear or scraping.

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94
Q

cytotoxin - (cytotoxic = adj.),

A

a toxin or antibody having a specific toxic action upon the cells of special organs.

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95
Q

DES

A

diethylstilboestrol; a synthetic nonsteroidal oestrogen; females exposed to it in utero are subject to increased risk of vaginal and cervical carcinoma

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96
Q

degenerative

A

progressive and often irreversible deterioration.

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97
Q

dialysis

A

a procedure by which a machine is used to replace kidney functions in patients with diseased kidneys.

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98
Q

diapedesis

A

the passage of leukocytes (white blood cells) through capillary walls to site of inflammation.

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99
Q

diaphoresis

A

perspiration, especially profuse perspiration.

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100
Q

differentiation

A

the distinguishing of one thing from another; the act or process of acquiring completely individual characters; increase in morphological or chemical heterogeneity.

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101
Q

dilation

A

the act of dilating or stretching

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102
Q

dilatation

A

the condition of being stretched beyond normal dimensions, usually in a tubular structure or an opening.

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103
Q

diuresis

A

excessive amount of urine

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104
Q

diuretic

A

produces an increase in amount of urine.

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105
Q

diverticulum (diverticula = pl)

A

a pouch or sac occurring normally or created by the bulging of a membrane through a defect in the muscular coat of a tubular organ, such as the intestine

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106
Q

diverticulosis

A

the presence of diverticula.

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107
Q

diverticulitis

A

an inflammation of a diverticulum, especially those in the wall of the colon which fill with faecal matter and become inflamed. May cause bleeding or obstruction or may burst.

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108
Q

duct

A

a passage with well-defined walls, especially a tubular structure for the passage of excretions or secretions.

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109
Q

dysmenorrhea

A

painful menstruation.

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110
Q

dysphagia

A

painful or difficulty swallowing

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111
Q

dysplasia

A

abnormality of development; in pathology, alteration in size, shape, and organization of adult cells.

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112
Q

dyspnea

A

laboured or difficult breathing.

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113
Q

dysrhythmia

A

defective heart rhythm

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114
Q

ecchymosis

A

a small haemorrhagic spot in the skin or mucous membrane, larger than apetechia, forming a nonelevated, rounded, or irregular blue or purplish patch. ecchymoses, pl.

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115
Q

ectasia

A

dilatation, expansion or distention. e.g. duct ectasia = dilatation of duct plugged with secretion, accompanied by periductal and interstitial inflammatory infiltrate.

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116
Q

ectopic

A

out of place; an object or organ situated in an unusual place away from its normal position.

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117
Q

oedema

A

the accumulation of excess fluid in the intercellular or interstitial tissue spaces or body cavities.

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118
Q

efferent

A

moving away from the centre, e.g. efferent nerve fibres carry motor impulses to muscles.

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119
Q

effusion(s)

A

the escape of a fluid into a part; the effused material

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120
Q

electrolyte

A

a compound when dissolved in water separates into charged particles. Electrolytes play an essential role in the workings of cells maintaining fluid balance and acid-base balance

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121
Q

embolus (emboli, pl.)

A

a detached intravascular solid, liquid or gaseous mass that is carried by the blood to a site distant from its point of origin, thus obstructing the flow of blood. Most (99%) arise from thrombi (thromboembolus).

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122
Q

embolism

A

the sudden obstruction or blocking of a vessel by an embolus

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123
Q

emesis

A

the act of vomiting.

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124
Q

empyema

A

accumulation of pus in a body cavity.

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125
Q

encephalitis

A

inflammation of the brain.

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126
Q

endocarditis

A

inflammation of the endocardium

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127
Q

endocardium

A

the innermost tunic of the heart (includes endothelial and subendothelial connective tissue)

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128
Q

endogenous

A

originating from within the body.

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129
Q

endometriosis

A

presence of benign glands and uterine stroma (connective tissue elements) outside of the uterus

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130
Q

endoscope

A

an instrument to visually examine the interior of a hollow organ such as the colon, intestine or bladder; endoscopy is the procedure

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131
Q

enzyme

A

a substance, usually a protein, that initiates and accelerates a chemical reaction.

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132
Q

eosin

A

any of a class of rose-coloured stains or dyes; bromine derivatives of fluorescein; used in histology as a stain

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133
Q

epicanthus (epicanthal, adj.)

A

a vertical fold on either side of the nose; a normal characteristic in persons of certain races, but absent in others.

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134
Q

epidemiology

A

the study of the relationships of various factors determining the frequency and distribution of diseases in the human community; also the field of medicine dealing with the determination of specific causes of localized outbreaks of infection, poisoning or other disease of recognized aetiology.

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135
Q

epigastrium

A

the upper and middle region of the abdomen, located within the sternal angle. epigastric is the adjective.

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136
Q

erythema

A

diffuse or patchy redness of skin, blanching on pressure, due to congestion of cutaneous capillaries

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137
Q

erythrocyte(s)

A

red blood cell(s).

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138
Q

aetiology - (etiologic, etiological = adj.)

A

the science dealing with the causes of disease.

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139
Q

excise

A

to cut out

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140
Q

excision

A

the act of cutting out.

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141
Q

exogenous

A

originating from outside of the body.

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142
Q

exudate

A

a fluid with a high concentration of protein and cellular debris which has escaped from blood vessels and has been deposited in tissues, or on tissue surfaces, usually as a result of inflammation.

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143
Q

facies

A

the face; or the expression or appearance of the face.

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144
Q

fibrillation

A

a small, local, involuntary muscular contraction, due to spontaneous activation of single muscle cells or muscle fibres whose nerve supply has been damaged or cut off

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145
Q

fibrin

A

an insoluble protein essential to the clotting of blood, derived from fibrinogen; a component of thrombi, vegetations, and acute inflammatory exudates.

146
Q

fibrinogen

A

a coagulation factor.

147
Q

fibrinoid

A

resembling fibrin; an eosinophilic, homogeneous, proteinaceous material that is frequently formed on the walls of blood vessels and connective tissue in some patients (e.g. with disseminated lupus erythematosus, scleroderma, etc.)

148
Q

fibrinoid necrosis

A

results in acidophilic (eosinophilic) deposits with staining reactions that resemble fibrin in connective tissue, blood vessel walls and other sites.

149
Q

fibrosis

A

formation of fibrous tissue usually in repair or replacement of cellular elements. fibrotic (adj).

150
Q

fistula (fistulas, fistulae, pl.)

A

an abnormal passage or communication from one organ to another or from an internal organ to the body surface; may be caused by disease or injury or created surgically.

151
Q

friable

A

easily crumbled.

152
Q

gangrene

A

necrosis due to obstruction, loss or diminution of blood supply.

153
Q

glomerulonephritis

A

nephritis with inflammation of the capillary loops in the renal glomeruli.

154
Q

granuloma

A

a term applied to any small nodular aggregation of mononuclear inflammatory cells or such a collection of modified macrophages resembling epithelial cells, giant cells and other macrophages (usually surrounded by a rim of lymphocytes)

155
Q

gyrus - (gyri = pl.)

A

one of the convolutions on the surface of the brain caused by infolding of the cortex.

156
Q

hamartoma

A

a benign tumour-like nodule composed of an overgrowth of mature cells and tissues normally present in the affected part, but with disorganization and often with one element predominating.

157
Q

hematemesis

A

the vomiting of blood.

158
Q

haematochezia

A

presence of red blood in the stool

159
Q

hematoma

A

a localized mass of blood, usually clotted, trapped in an organ, space, or tissue, resulting from a break in the wall of a blood vessel

160
Q

haematoxylin

A

an acid-colouring matter from the heartwood; used as a histological stain - stains nuclei

161
Q

H & E - haematoxylin & eosin

A

a mixture of haematoxylin in distilled water and an aqueous eosin solution; a stain used routinely for examination of tissues.

162
Q

haematuria

A

the presence of blood in the urine.

163
Q

hemianopia

A

loss of vision or blindness in half the visual field of one or both eyes.

164
Q

hemiparesis

A

weakness on one side of the body.

165
Q

hemiplegia

A

paralysis of one side of the body.

166
Q

haemoglobin

A

the oxygen carrying pigment of the red blood cells (erythrocytes).

167
Q

haemolysis

A

the liberation of haemoglobin, consisting of separation of the haemoglobin from the red cells and its appearance in plasma.

168
Q

haemoptysis

A

the spitting of blood or blood-stained sputum

169
Q

haemorrhage

A

to bleed; an escape of blood from the blood vessels. haemorrhagic (adj.)

170
Q

hemosiderin

A

a product of the decomposition of haemoglobin, found mainly intercellularly in areas of old haemorrhage.

171
Q

haemostasis

A

the arrest of bleeding by the physiological properties of vasoconstriction and coagulation or by surgical means; interruption of blood flow through any vessel or to any anatomical area.

172
Q

hepatomegaly

A

enlargement of the liver

173
Q

hernia

A

the protrusion of a portion of an organ or tissue through an abnormal opening

174
Q

hilum or hilus (hila = pl.)

A

the part of an organ where blood vessels and nerves enter and leave.

175
Q

HIV

A

human immunodeficiency virus; the biological agent causing AIDS (acquired immune deficiency syndrome)

176
Q

HPV

A

human papilloma virus; subtypes have been associated with the development of cervical cancer.

177
Q

hydrocephalus

A

a congenital or acquired condition marked by dilatation of the cerebral ventricles, usually occurring secondarily to obstruction of the cerebrospinal fluid (CSF) pathways, and accompanied by an accumulation of CSF within the skull

178
Q

hydrocephalus ex vacuo

A

compensatory replacement by cerebrospinal fluid of the volume of tissue lost in atrophy of the brain.

179
Q

hydrosalpinx

A

the accumulation of serous fluid in the fallopian tube.

180
Q

hyperemia

A

an excess of blood in a part.

181
Q

hyperplasia

A

a controlled increase in the number of normal cells in normal arrangement in an organ or tissue, causing a corresponding increase in tissue mass.

182
Q

hypersensitivity

A

a state of altered reactivity in which the body reacts with an exaggerated immune response to a foreign agent.

183
Q

hypertension

A

high arterial blood pressure. Various criteria for its threshold have been suggested, ranging from 140 mm Hg systolic and 90 mm Hg diastolic to as high as 200 mm Hg systolic and 110 mm Hg diastolic

184
Q

hypertrophy

A

an increase in individual cell size, which in turn leads to an increase in tissue mass/organ size.

185
Q

hypoechoic

A

in ultrasonography, giving off few echoes or weaker echoes than normal tissue or than in surrounding regions.

186
Q

hypoplasia

A

incomplete development or underdevelopment of a tissue, usually due to a decrease in number of cells.

187
Q

hypotension

A

low blood pressure

188
Q

hypovolemia

A

decreased blood volume

189
Q

hypoxia

A

reduced supply of oxygen to tissues (below physiologic levels) despite normal blood perfusion.

190
Q

hysterectomy

A

surgical removal of the uterus.

191
Q

iatrogenic

A

resulting from the activity of physicians; usually used for any adverse condition in a patient resulting from treatment by a physician or surgeon.

192
Q

idiopathic

A

occurring without known cause.

193
Q

ileum

A

the distal portion of the small intestine, extending from the jejunum to the cecum.

194
Q

ileus

A

an intestinal obstruction

195
Q

indurated

A

hardened, firm.

196
Q

infarct

A

a localized area of ischemic necrosis produced by blockage of the arterial supply or venous drainage of the part.

197
Q

infarction

A

the formation of an infarct

198
Q

acute myocardial infarction (AMI)

A

circulation to a region of the heart is obstructed and necrosis of tissue is occurring.

199
Q

in situ

A

means “in its original place”; may be used descriptively of a cancer (e.g. carcinoma in situ) or to refer to experiments conducted in place (e.g. in situ hybridization).

200
Q

inspissation

A

drying-out; in histologic sections inspissated secretions appear as dense, amorphous, deeply staining material within the lumen of ducts or glands

201
Q

intussusception

A

when a segment of one part of the intestine becomes telescoped into an immediately adjacent part.

202
Q

ipsilateral

A

same side of the body.

203
Q

ischemia - (ischemic = adj.)

A

deficiency of blood in a part, usually due to functional constriction or actual obstruction or blockage of a blood vessel.

204
Q

jaundice

A

yellowness of the skin, sclera, mucous membranes and excretions due to increased bilirubin in the blood and deposition of bile pigments.

205
Q

karyolysis

A

the dissolution of the nucleus - the nucleus swells and gradually loses its chromatin.

206
Q

karyorrhexis

A

rupture of the cell nucleus in which the chromatin disintegrates into formless granules that are extruded from the cell.

207
Q

karyotype (karyotyping)

A

the chromosomal constitution of the cell nucleus; the photographic representation of the chromosomes for analysis.

208
Q

keratoconjunctivitis

A

inflammation of the cornea and conjunctiva.

209
Q

kyphosis

A

abnormally increased convexity in the curvature of the thoracic spine as viewed from the side.

210
Q

lacuna (lacunae = pl)

A

a small space or depression; e.g. in bone, the lacunae are cavities in the bone tissue in which bone-forming cells are found.

211
Q

leptomeninges

A

the two delicate membranes of the meninges, the arachnoid and pia mater.

212
Q

leukocyte(s)

A

white blood cell(s).

213
Q

leukocytosis

A

a transient increase in the number of white blood cells (leukocytes); due to various causes.

214
Q

leukoplakia

A

a white patch of oral mucous membrane which cannot be wiped off.

215
Q

liquefaction

A

conversion into a liquid form.

216
Q

liquefactive necrosis

A

a type of necrosis characterized by dull, opaque, partly or completely fluid remains of tissue, observed in abscesses and frequently in infarcts of brain.

217
Q

lumen

A

opening, e.g. of a blood vessel through which blood flows, or in a gland or organ.

218
Q

Lyme disease

A

a multisystem disease which can affect the skin, joints and nervous system. Caused by a bacteria carried by certain kinds of ticks (most commonly found in areas of north-eastern U.S.).

219
Q

lymphadenopathy

A

disease of the lymph nodes.

220
Q

malignant

A

of tumours, having the properties of anaplasia, invasiveness and metastasis.

221
Q

mastectomy

A

removal of the breast.

222
Q

melena

A

black blood in the stool; the source of blood is typically from the stomach or duodenum and is thus acted upon by digestive enzymes that break down the blood and create its black appearance.

223
Q

menarche

A

the first menstrual period, usually occurring during puberty.

224
Q

meninges

A

plural of meninx; any membrane, but specifically the three membranous coverings of the brain and spinal cord (dura mater, arachnoid and pia mater).

225
Q

meningitis

A

inflammation of the meninges.

226
Q

menorrhagia

A

hypermenorrhoea or profuse menstruation

227
Q

menorrhea

A

the normal discharge of the menses.

228
Q

menses

A

the monthly flow of blood from the genital tract of a woman.

229
Q

metaplasia

A

the change in the type of adult cells in a tissue to a form abnormal for that tissue

230
Q

metastasis - (metastases = pl.; metastatic = adj)

A

transfer of disease from one organ or part of the body to another not directly connected with it, due either to transfer of pathogenic organisms or to transfer of cells; all malignant tumours are capable of metastasizing. A growth of pathogenic microorganisms or of abnormal cells distant from the site primarily involved by the morbid process.

231
Q

metrorrhagia

A

continuous or non-cyclical uterine bleeding.

232
Q

morbidity

A

the condition of being diseased or sick; the ‘sick’ rate, i.e. the ratio of sick to well persons in a community.

233
Q

mortality

A

the quality of being mortal or alive; the ‘death’ rate, i.e. the number of people dying in a given population.

234
Q

myocyte(s)

A

(a) muscle cell(s).

235
Q

myoepithelium

A

flattened to stellate cells, believed to be contractile, which lie in many forms of externally secreting glands between the secreting cells and the basement membrane on which they lie.

236
Q

myomectomy

A

surgical removal of a myoma (a benign tumour of muscle elements).

237
Q

myxoma (myxomatous = adj.)

A

a benign neoplasm derived from connective tissue; occurs in bone, skin and muscle; in cardiac muscle may encroach on the cavity of an atrium.

238
Q

nares

A

the nostrils; the external openings of the nasal cavity.

239
Q

necrosis

A

the morphological changes indicative of cell death caused by progressive enzymatic degradation.

240
Q

neoplasia

A

the formation of a neoplasm.

241
Q

neoplasm

A

tumour; any new or abnormal growth, specifically one in which cell multiplication is uncontrolled. Neoplasms may be benign or malignant

242
Q

neutropenia

A

diminished number of neutrophils in the blood.

243
Q

neutrophil

A

a granular leukocyte having a nucleus with 3 to 5 lobes connected by threads of chromatin and cytoplasm containing very fine granules; any cell, structure or element readily stainable with neutral dyes.

244
Q

nitroglycerin

A

when compounded in tablets used in the treatment and prevention of angina pectoris. Used sublingually (under the tongue). A vasodilator.

245
Q

nocturia

A

excessive urination at night

246
Q

nosocomial

A

pertaining to or originating in a hospital.

247
Q

obtund

A

to dull or blunt (especially to blunt sensation or dull pain), or to reduce alertness

248
Q

obtundation

A

clouding of consciousness.

249
Q

occlusion

A

losing or shutting off, e.g. shutting off a blood vessel by a blockage of the opening.

250
Q

occult

A

not visible to the naked eye or hidden from view

251
Q

oligohydramnios

A

too little amniotic fluid.

252
Q

oliguria

A

diminished urine output in relation to fluid intake

253
Q

oncogene(s)

A

giving rise to tumours or causing tumour formation; genes that contribute to the formation of tumours

254
Q

organelles

A

minute, intracellular structures serving a specific function in the life processes of the cell

255
Q

orthotopic

A

occurring at the normal place

256
Q

osteoarthritis

A

degenerative disease of joint cartilage

257
Q

osteoporosis

A

a common disease of the formation of bone leading to fragile bones and fractures.

258
Q

palsy

A

paralysis

259
Q

cerebral palsy

A

persisting motor disorders in young children resulting from brain damage caused by birth trauma or intrauterine pathology.

260
Q

Pap (Papanicolaou) smear

A

a specimen for microscopic examination of cells for detection of various conditions of the female genital tract (e.g. malignant and premalignant conditions), prepared by spreading the material across a slide.

261
Q

paraparesis

A

weakness affecting the lower extremities.

262
Q

paraplegia

A

paralysis of the lower limbs.

263
Q

parenchyma (parenchymal = adj.)

A

the essential (working) tissue of an organ as distinguished from the supporting connective tissue, vessels, nerves, etc.

264
Q

paresis

A

slight or partial paralysis.

265
Q

paraesthesia

A

any abnormal sensation, such as burning, tingling, or a “pins and needles” feeling, often in the absence of external stimuli.

266
Q

paroxysmal

A

recurring “sudden attacks” of symptoms.

267
Q

pathology

A

the branch of medicine that deals with the essential nature of disease and the changes in body tissues and organs which cause or are caused by disease; the structural and functional manifestations of disease.

268
Q

pathogen

A

a disease-causing microorganism or agent.

269
Q

pathogenesis

A

the development of disease; specifically the cellular events and reactions and mechanisms occurring in the development of disease.

270
Q

pathognomonic

A

characteristic or indicative of a disease; denoting symptoms or findings specific for a given disease and not found in any other condition.

271
Q

peptide

A

a protein with a small number of amino acids.

272
Q

perfusion

A

transport of blood through blood vessels from heart to internal organs, tissues, etc.

273
Q

pericarditis

A

inflammation of the pericardium - the sac enclosing the heart and the roots of the great vessels.

274
Q

perikaryon (perikarya = pl)

A

the cell body; applied particularly to neurons.

275
Q

periorbita

A

periosteum of the bones of the orbit or eye socket. periorbital, adj.

276
Q

periosteum

A

a specialized connective tissue covering all bones and having bone-forming potential.

277
Q

peristalsis

A

a wave of contractions and relaxations of the digestive tract propelling its contents towards the anus.

278
Q

peritoneum

A

the membrane lining the walls of the abdominal and pelvic cavities and surrounding the contained organs; the two layers create a potential space - the peritoneal cavity.

279
Q

peritonitis

A

inflammation of the peritoneum due to chemical or bacterial irritation.

280
Q

petechia(e)

A

a minute red spot(s) due to escape of a small amount of blood. petechial, adj.

281
Q

PID

A

pelvic inflammatory disease.

282
Q

pleura (pleural = adj.)

A

the serous membrane covering the lungs and lining the walls of the thoracic cavity; the two layers thus enclose a potential space - the pleural cavity.

283
Q

pleural effusion

A

increased amounts of fluid within the pleural cavity, usually due to inflammation.

284
Q

pleuritis

A

inflammation of pleura.

285
Q

PMN

A

polymorphonuclear leukocyte; neutrophil.

286
Q

polyarteritis

A

inflammation involving several arteries at the same time.

287
Q

polymorphonuclear

A

having a nucleus so deeply lobed or so divided as to appear multiple.

288
Q

polyp

A

a general term for any mass of tissue that projects outwards from a normally smooth surface.

289
Q

primipara

A

a woman who has born her first child.

290
Q

prognosis

A

a forecast of the course and probable outcome of a disorder.

291
Q

proteinuria

A

an excess of serum proteins in the urine.

292
Q

prophylaxis

A

to prevent disease; preventive treatment.

293
Q

proteolysis

A

the breaking up of proteins.

294
Q

pruritis

A

intense itching.

295
Q

pseudohermaphroditism

A

a condition in which a person has the internal sexual organs (testes or ovaries) of one sex but, due to endocrine abnormalities, their external appearance is that of the opposite sex.

296
Q

hermaphroditism

A

where both types of internal sexual organs are present

297
Q

psychogenic

A

having an emotional or psychologic origin.

298
Q

puerperal

A

relating to childbirth; the interval including the time of labour and recent post-delivery period.

299
Q

purpura

A

a small haemorrhage in the skin, mucous membrane or serosal surface; a group of disorders characterized by the presence of purpuric lesions, ecchymoses, and a tendency to bruise easily. purpuric, adj.

300
Q

pus

A

a protein rich liquid inflammation product made up of cells (white blood cells or leukocytes), a thin fluid, and cellular debris.

301
Q

pyknosis

A

a thickening, especially degeneration of a cell in which the nucleus shrinks in size and the chromatin condenses to a solid, structureless mass.

302
Q

pyogenic

A

producing pus.

303
Q

pyothorax

A

an accumulation of pus in the thorax

304
Q

pyrexia

A

a fever or febrile condition.

305
Q

pyrogen

A

a fever-producing substance

306
Q

quadriplegia

A

being paralysed in all four limbs; unable to use arms and legs.

307
Q

regurgitation

A

flow in the opposite direction than normal, e.g. throwing up of undigested food; backflow of blood through a defective heart valve.

308
Q

relapse

A

a return to a previous poor or ill condition.

309
Q

reperfusion

A

the flooding of tissue with blood after it has suffered ischemia or a loss of blood supply.

310
Q

rheumatoid arthritis

A

a common chronic inflammatory disease primarily causing pain in the joints.

311
Q

rhinitis

A

inflammation of the nasal mucous membrane.

312
Q

sanguineous

A

bloody; relating to blood

313
Q

sclerosis

A

abnormal hardening of tissue

314
Q

scurvy

A

a disease caused by insufficient intake of vitamin C

315
Q

sedimentation rate (ESR/ZSR)

A

non-specific test that measures settling of red blood cells per unit time in a column of fresh blood - a rough measure of increased amounts of fibrinogen and globulin which may occur in certain pathologic or physiologic states (e.g. heart attacks, cancer, pregnancy).

316
Q

ESR

A

erythrocyte sedimentation rate

317
Q

seizure

A

an attack; the sudden onset or recurrence of a disease or of certain symptoms, e.g. an epileptic attack, convulsion.

318
Q

sepsis

A

the presence of bacteria (pathogenic organisms) or their toxins in the blood or tissues.

319
Q

sequela(e)

A

the consequence(s) following a disease.

320
Q

shock

A

a sudden disturbance of mental equilibrium; a profound hemodynamic and metabolic disturbance characterized by failure of the circulatory system to maintain adequate perfusion of vital organs.

321
Q

sign

A

an objective indication or evidence of disease discovered on examination of a patient

322
Q

SIL

A

squamous intraepithelial lesion; one of the terminologies in use to describe precancerous or dysplastic changes in the cervical epithelial cells.

323
Q

spasm

A

a sudden, violent, involuntary muscle contraction; a sudden tightening of a passage or canal

324
Q

spastic

A

characterized by spasms or other uncontrolled contractions of the skeletal muscles; muscles are stiff and the movements awkward.

325
Q

spasticity

A

the condition characterized by spasms

326
Q

splenomegaly

A

enlargement of the spleen

327
Q

squamous (cells)

A

cell type often seen in areas exposed to significant irritation or trauma - e.g. skin.

328
Q

staging

A

the determination of distinct phases or periods in the course of a disease, the life history of an organism, or any biological process; the classification of neoplasms according to the extent of the tumour (e.g. TMN staging - staging of tumours according to three basic components: primary tumour (T), regional nodes (N), and metastasis (M) - from 0 (undetectable) to 4).

329
Q

steatosis

A

fatty degeneration.

330
Q

stenosis

A

narrowing or contraction of a duct or canal. stenoses, pl.

331
Q

steroid

A

a class of hormone with a particular chemical structure consisting of four interlocking carbon rings.

332
Q

stricture

A

an abnormal narrowing of a duct or passage.

333
Q

stridor

A

a harsh, high-pitched respiratory sound.

334
Q

stroma

A

the connective tissue framework of an organ or other structure, as distinguished from the tissues performing the special function of the organ.

335
Q

subcutaneous

A

beneath the skin.

336
Q

sulcus - (sulci = pl.)

A

a groove, trench or furrow; in neuroanatomy, for instance, a depression or groove on the brain surface separating the gyri.

337
Q

suppuration (suppurative = adj.)

A

formation or discharge of pus.

338
Q

symptom

A

subjective evidence of disease as perceived and reported by a patient.

339
Q

syncope

A

fainting; temporary loss of consciousness due to reduced oxygen delivery to the brain.

340
Q

synovia

A

the transparent, viscid fluid secreted by the synovial membrane and found in joint cavities, bursae, and tendon sheaths.

341
Q

synovitis

A

inflammation of a synovial membrane, usually painful, particularly on motion, and characterized by fluctuating swelling (due to effusion in a synovial sac).

342
Q

systole

A

the contraction of the heart during which blood is pumped into the heart

343
Q

systolic

A

the blood pressure in the arteries when the heart pumps blood through the body.

344
Q

tachycardia

A

abnormally fast heart beat.

345
Q

teratogen

A

a substance or condition that impairs normal development of the embryo or foetus in utero causing a congenital abnormality.

346
Q

thrombocytopenia

A

an abnormally small number or decrease of circulating platelets in the blood.

347
Q

thrombus - (pl. thrombi)

A

a solid mass formed from the constituents of blood within the blood vessels or the heart. Thrombi that form within the rapidly moving arterial circulation are composed largely of fibrin and platelets with only a few trapped red and white cells.

348
Q

thrombosis

A

the inappropriate or pathological formation of a solid mass (from the constituents of blood) within a blood vessel or organ.

349
Q

toxin

A

a poison produced by a living organism.

350
Q

transient

A

of short duration, momentary.

351
Q

troponin

A

a protein of muscle that together with tropomyosin forms a regulatory protein complex controlling the interaction of actin and myosin and that when combined with calcium ions permits muscular contraction; when cardiac muscle cells are damaged, troponin is released into the blood stream and provides a useful indicator of cardiac cell death and evidence of myocardial infarction.

352
Q

ulcer

A

a local defect or excavation of the surface of an organ or tissue produced by the sloughing of necrotic inflammatory tissue.

353
Q

urea

A

the chief nitrogenous end-product of protein metabolism, formed in the liver from amino acids and from ammonia compounds; found in urine, blood, and lymph.

354
Q

uraemia

A

an excess of the nitrogen-containing end products of protein and amino acid metabolism in the blood; the entire constellation of signs and symptoms of chronic renal failure.

355
Q

vasculitis

A

inflammation of a vessel

356
Q

vasodilator

A

an agent that causes dilatation of the blood vessels.

357
Q

ventricular fibrillation

A

rapid, irregular twitching of heart muscle which prevents coordinated contraction of heart.

358
Q

vertigo

A

a sensation of spinning or whirling motion.

359
Q

virulence

A

the degree of pathogenicity of a microorganism as indicated by the severity of disease produced and the ability to invade the tissues of the host. virulent (adj.)

360
Q

volvulus

A

a twisting of a loop of intestine causing an obstruction, may impair blood supply resulting in infarction.

HUP3011 Human Pathology (2 decks)

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