HOSA Part 1 Flashcards

1
Q

a,an

A

Definition: Without, not, or lack of.
Example: Anemia - a condition where there is a lack of red blood cells or hemoglobin.

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2
Q

ab-,abs-

A

Definition: Away from.
Example: Abduction - movement of a limb away from the midline of the body.

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3
Q

Abdomin/o-

A

Definition: Pertaining to the abdomen.
Example: Abdominoplasty - surgical repair of the abdominal area.

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4
Q

Abort/o-

A

Definition: Premature expulsion of a fetus; termination of pregnancy.
Example: Abortion - the termination of a pregnancy.

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5
Q

Acanth/o-

A

Definition: Spiny or thorny.
Example: Acanthosis - thickening of the skin with a spiny appearance, often associated with insulin resistance.

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6
Q

Acro-

A

Definition: Extremities (hands, feet, or top).
Example: Acromegaly - enlargement of the extremities due to excessive growth hormone.

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6
Q

Acoust/o-

A

Definition: Hearing or sound.
Example: Acoustic - relating to sound or the sense of hearing, as in acoustic nerve.

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7
Q

Actin/o-

A

Definition: Light or radiation.
Example: Actinotherapy - treatment using ultraviolet light or other radiation.

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8
Q

ad- (af-)

A

Definition: Emphasizes movement or action toward something, often used in verbs or terms indicating physical movement or a relationship.
Example: Adduction: The action of moving a body part toward the midline.

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9
Q

-ad

A

Definition:Specifies directionality or orientation, often in an anatomical or spatial context.
Example: Cephalad: Toward the head (used to describe position or movement in anatomy).

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10
Q

Aden/o-

A

Definition: Gland.
Example: Adenitis - inflammation of a gland.

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11
Q

Adip/o-

A

Definition: Fat.
Example: Adipocyte - a fat cell.

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12
Q

Adren/o-

A

Definition: Adrenal glands.
Example: Adrenaline - a hormone produced by the adrenal glands.

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13
Q

-aemia

A

Definition: Condition of the blood.
Example: Anaemia - a condition characterized by a deficiency of red blood cells or hemoglobin.

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14
Q

Aer/o-

A

Definition: Air or gas.
Example: Aerosol - a suspension of particles in air or gas.

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15
Q

-agogue

A

Definition: agent that promotes expulsion of a substance
Example: Cholagogue - a substance that stimulates bile flow.

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16
Q

-agra

A

Definition: Sudden pain or seizure.
Example: Podagra - gout in the foot, especially the big toe.

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17
Q

-al

A

Definition: Related to
Example: Renal - pertaining to the kidneys.

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18
Q

Albumin/o-

A

Definition: Albumin, a protein found in blood plasma.
Example: Albuminuria - the presence of albumin in the urine.

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19
Q

-algesia, -algia

A

Definition: Pain
Example: Myalgia - muscle pain.

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20
Q

All/o-

A

Definition: Other, different, .
Example: Allograft - a tissue graft from a donor of the same species but genetically different from the recipient.

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21
Q

Amb/i-

A

Definition: Both or on both sides.
Example: Ambidextrous - able to use both hands equally well.

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22
Q

amph-, amphi-, ampho-

A

Definition: Both, on both sides, or around.
Example: Amphibian - an organism that can live both on land and in water.

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23
Q

Ana-

A

Definition: Up, back, again, excessive, or apart.
Example:
Anatomy: The study of the structure of the body (from “ana-“ meaning apart and “tomy” meaning cutting).
Anabolism: The process of building up complex molecules from simpler ones in the body.

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24
Andro-
Definition: masculine. Example: Androgen - a hormone that promotes male characteristics.
25
Angi/o-
Definition: Vessel Example: Angioplasty - a surgical procedure to restore blood flow in a vessel.
26
Aniso-
Definition: Unequal or dissimilar. Example: Anisocytosis - a condition where red blood cells are of unequal sizes.
27
Ankyl/o-
Definition: Crooked, bent, or stiff. Example: Ankylosis - abnormal stiffening and immobility of a joint due to fusion of bones.
28
Ante-
Definition: Before, in front of. Example: Antepartum - occurring before childbirth.
29
Antero-
Definition: Front or forward. Example: Anterolateral - located in front and to the side.
30
Anthropo-
Definition: Human Example: Anthropology - the study of humans and their societies.
31
Ant/i-
Definition: Against, opposite. Example: Antibiotic - a substance that works against bacteria.
32
Antr/o-
Definition: Cavity or chamber, especially in a bone. Example: Antrotomy - surgical incision into an antrum (e.g., the sinus cavity)
33
Apo-
Definition: separate. Example: Apoptosis - programmed cell death, where cells separate from the body.
34
Arch, Arche, Archi-
Definition: First or principal. Example: Archetype - the first or original model.
35
Arteri/o-
Definition: Artery. Example: Arteriosclerosis - hardening of the arteries.
36
Arthr/o-
Definition: Joint. Example: Arthritis - inflammation of the joints.
37
-ase
Definition: Enzyme. Example: Lactase - an enzyme that breaks down lactose.
38
Astro-
Definition: Star or star-shaped. Example: Astrocyte - a star-shaped glial cell in the brain.
39
Atelo-
Definition: Incomplete. Example: Atelecstasis - incomplete expansion of the lungs (collapsed lung).
40
Ather/o-
Definition: Fatty plaque. Example: Atherosclerosis - buildup of fatty plaques in the arteries.
41
Atmo-
Definition: gas. Example: Atmosphere - the gaseous envelope surrounding Earth.
42
Atre-
Definition: Closed or lacking an opening. Example: Atresia - absence or closure of a normal body opening.
43
Aut/o-
Definition: Self. Example: Autonomy - the ability to function independently or self-control.
44
Axio-
Definition: Axis or line. Example: Axial skeleton - the part of the skeleton along the body's axis.
45
Axo-
Definition: Axis, axle, or pertaining to a nerve axon. Example: Axon - the part of a neuron that conducts impulses away from the cell body.
46
Brachio-
Definition: Arm. Example: Brachiocephalic - relating to both the arm and the head, such as the brachiocephalic artery, which supplies blood to the arm and head.
47
Bacteri/o-
Definition: Bacteria. Example: Bacteriology - the study of bacteria.
48
bar/o-
Definition: Pressure or weight. Example: Barometer - an instrument that measures atmospheric pressure.
49
balan/o-
Definition: Glans penis or glans clitoris. Example: Balanitis - inflammation of the glans penis
50
basi/o-
Definition: Base or foundation. Example: Basilar artery - an artery located at the base of the brain.
51
bi/s-
Definition: Two, twice, double. Example: Bilateral - pertaining to both sides.
52
Bili-
Definition: Bile Example: Bilirubin - a bile pigment formed from the breakdown of hemoglobin.
53
Bio-
Definition: Life or living. Example: Biology - the study of living organisms.
54
Blast-,-blast
Definition: Immature cell, germ cell, or bud. Example: Blastocyte - an immature, developing cell.
55
blenn/o-
Definition: Mucus. Example: Blennorrhea - excessive secretion of mucus.
56
blephar/o-
Definition: Eyelid. Example: Blepharitis - inflammation of the eyelid.
57
brachy-
Definition: Short. Example: Brachycephalic - having a short, broad head.
58
brady-
Definition: Slow. Example: Bradycardia - abnormally slow heart rate.
59
brom/o-
Definition: Bromine or compounds containing bromine. Example: Bromoderma - a skin condition caused by exposure to or ingestion of bromine compounds.
60
bronch-, bronchi-, broncho-
Definition: Bronchus or airways in the lungs. Example: Bronchitis - inflammation of the bronchi.
61
bronchiol/o-
Definition: Bronchioles, the smaller branches of the bronchi in the lungs. Example: Bronchiolitis - inflammation of the bronchioles.
62
calc/o-
Definition: Calcium Example: Hypercalcemia - excessive calcium in the blood.
63
cac-, caci-, caco-
Definition: Bad, ill, or abnormal. Example: Cachexia - weakness and wasting of the body due to severe illness.
64
calcan/eo-
Definition: Heel bone (calcaneus). Example: Calcaneodynia - pain in the heel bone.
65
carcin-
Definition: Cancer. Example: Carcinoma - a type of cancer that begins in epithelial tissue.
66
cardi/o-
Definition: Heart. Example: Cardiomegaly - enlargement of the heart.
67
carpo-
Definition: Wrist. Example: Carpal tunnel syndrome - a condition affecting the wrist.
68
cat-, cata-, cath-, kat-, kata-
Definition: Down, against, lower, or complete. Example: Catabolism - the breakdown of complex molecules into simpler ones.
69
cel/o-
Definition: cavity. Example: Celiotomy - surgical incision into the abdominal cavity
70
-cele
Definition: Hernia, swelling. Example: Hydrocele - a fluid-filled swelling in the scrotum.
71
cent-
Definition: One hundred. Example: Centimeter - a unit of measurement equal to one hundredth of a meter.
72
cephal/o-
Definition: Head. Example: Cephalalgia - headache.
73
cerebell/o-
Definition: Cerebellum (part of the brain). Example: Cerebellitis - inflammation of the cerebellum
74
cervic/a-
Definition: Neck or cervix (lower part of the uterus). Example: Cervical - relating to the neck or the cervix.
75
cheil-, cheilo-, chil-, chilo-
Definition: Lips. Example: Cheilitis - inflammation of the lips.
76
chem/o-
Definition: Chemical or drug. Example: Chemotherapy - treatment of disease using chemicals or drugs.
77
chir/o-
Definition: Hand. Example: Chiropractor - a specialist in manipulating the spine and hands for therapeutic purposes.
78
chlor/o-
Definition: Green. Example: Chlorophyll - the green pigment in plants.
79
chol/e-
Definition: Bile or gall. Example: Cholelithiasis - the formation of gallstones.
80
cholangi/o-
Definition: Bile ducts. Example: Cholangitis - inflammation of the bile ducts.
81
cholecyst/o-
Definition: Gallbladder. Example: Cholecystectomy - surgical removal of the gallbladder.
82
choledoch/o-
Definition: Common bile duct. Example: Choledocholithiasis - presence of stones in the common bile duct.
83
chondr/o-
Definition: Cartilage. Example: Chondritis - inflammation of cartilage.
84
chrom/o-
Definition: Color. Example: Chromosome - a structure in the cell that stains easily with dyes (literally "colored body")
85
-cide
Definition: To kill or destroy. Example: Pesticide - a substance used to kill pests.
86
cine-
Definition: Movement. Example: Cineradiography - recording of moving X-ray images.
87
circum-
Definition: Around or about. Example: Circumcision - surgical removal of the foreskin around the penis.
88
clied/o-
Definition: Clavicle (collarbone). Example: Cleidotomy - surgical division of the clavicle.
89
clavicul/o-
Definition: Clavicle (collarbone). Example: Clavicular - relating to the clavicle.
90
-cle, -cule
Definition: Small, little. Example: Vesicle - a small fluid-filled sac.
91
co-, com-, con-
Definition: With, together, or jointly. Example: Congenital - existing at birth (literally "born with").
92
contra-
Definition: Against or opposite. Example: Contraindication - a condition that makes a treatment inadvisable
93
crani/o-
Definition: Skull. Example: Craniotomy - surgical opening of the skull
94
cry/o-
Definition: Cold. Example: Cryotherapy - treatment using cold temperatures.
95
-cusis, -cusia
Definition: Hearing. Example: Presbycusis - age-related hearing loss.
96
cyan/o-
Definition: Blue. Example: Cyanosis - bluish discoloration of the skin due to lack of oxygen.
97
cyclo-
Definition: Circle, cycle, or ciliary body of the eye. Example: Cycloplegia - paralysis of the ciliary muscle of the eye.
98
cyst/o-, -cyst
Definition: Bladder, or cyst. Example: Cystoscopy - examination of the bladder using a scope.
99
cyto-, -cyte
Definition: Cell. Example: Leukocyte - a white blood cell.
100
dacry-
Definition: Tears Example: Dacryoadenitis - inflammation of the tear-producing glands.
101
dactyl-
Definition: Finger or toe. Example: Polydactyly - having extra fingers or toes.
102
de-
Definition: Down, removal, reversal. Example: Dehydration - removal or loss of water.
103
dec/a-
Definition: Ten. Example: Decade - a period of ten years
104
deci-
Definition: One-tenth. Example: Deciliter - one-tenth of a liter.
105
demi-
Definition: Half Example: Demilune - a crescent-shaped structure, such as in certain glands.
106
dent-, denti-, dento-
Definition: Tooth. Example: Dentist - a professional specializing in teeth.
107
derm-, derma-, dermato-, dermo-
Definition: Skin. Example: Dermatology - the study of the skin.
108
deuter-, deutero-, deuto-
Definition: Second or secondary. Example: Deuteropathy - a secondary disease or complication
109
dextro-
Definition: Right Example: Dextrocardia - a condition where the heart is located on the right side of the body.
110
di-
Definition: Two or double. Example: Diplegia - paralysis affecting both sides of the body.
111
dia-
Definition: Through, across, or completely. Example: Dialysis - the process of separating substances through a membrane
112
dipla-, diplo-
Definition: Double. Example: Diplopia - double vision.
113
dips/o-
Definition: Thirst. Example: Polydipsia - excessive thirst
114
dis-
Definition: Apart, away, or not. Example: Dislocation - the displacement of a joint or bone.
115
dors-, dorsi-, dorso-
Definition: Back Example: Dorsiflexion - bending backward, such as the foot.
116
duoden/o-
Definition: Duodenum (the first part of the small intestine). Example: Duodenoscopy - visual examination of the duodenum.
117
-dynia
Definition: Pain. Example: Gastrodynia - stomach pain.
118
dys-
Definition: Difficulty, painful, abnormal Example: Dysfunction - impaired or abnormal function.
119
-eal
Definition: Pertaining to. Example: Peritoneal - pertaining to the peritoneum (a membrane lining the abdominal cavity).
120
ec-, ecto-
Definition: Out, outside, or external. Example: Ectoplasm - the outer layer of the cytoplasm in a cell.
121
-ectomy
Definition: Surgical removal or excision. Example: Appendectomy - the surgical removal of the appendix.
122
ectro-
Definition: Congenital absence or malformation. Example: Ectrodactyly - a congenital condition involving the absence of fingers or toes. ectro-
123
ef-, es-, ex-
Definition: Out, away from. Example: Effusion - the process of a fluid moving out of a vessel or cavity. Exhale - to breathe out.
124
electr/o-
Definition: Electricity. Example: Electrocardiogram - a test that records the electrical activity of the heart.
125
embol/o-
Definition: Embolus or plug. Example: Embolism - a blockage in a blood vessel caused by a clot or other substance.
126
-emesis
Definition: Vomiting. Example: Hyperemesis - excessive vomiting
127
-emia
Definition: Blood condition. Example: Anemia - a condition where there’s a lack of healthy red blood cells.
128
en-
Definition: In, into, or within. Example: Encapsulated - enclosed within a capsule.
129
enantio-
Definition: Opposite or opposed. Example: Enantiomer - a molecule that is a mirror image of another.
130
end/o-
Definition: Inside, within. Example: Endoscope - an instrument used to look inside the body.
131
ent/o-
Definition: Inside or within. Example: Enteritis - inflammation of the intestine.
132
enter/o-
Definition: Intestine. Example: Enterocolitis - inflammation of the small intestine and colon.
133
ep/i-
Definition: Upon, on, over, or above. Example: Epidermis - the outer layer of skin located above the dermis.
134
episi/o-
Definition: Vulva (external female genitalia). Example: Episiotomy - a surgical cut made in the vulva during childbirth.
135
erythr/o-
Definition: Red. Example: Erythrocyte - a red blood cell
136
eschar/o-
Definition: Scab or dead tissue resulting from a burn or wound. Example: Escharotomy - a surgical procedure to remove eschar (dead tissue).
137
esophag/o-
Definition: Esophagus. Example: Esophagitis - inflammation of the esophagus.
138
-esthesia
Definition: Sensation or perception. Example: Anesthesia - absence of sensation, often induced medically.
139
etio-
Definition: Cause. Example: Etiology - the study of the cause of a disease.
140
eu-
Definition: Good, healthy Example: Eupnea - normal, good breathing.
141
eury-
Definition: Wide or broad. Example: Eurycephalic - having a broad head.
142
extra-
Definition: Outside or beyond. Example: Extracellular - located outside the cell.
143
-facient
Definition: Causing or making something happen. Example: Abortifacient - a substance that causes abortion.
144
femor/o-
Definition: Femur (thigh bone). Example: Femorotibial - relating to the femur and tibia.
145
-ferous
Definition: Bearing, or producing. Example: Lactiferous - producing or carrying milk.
146
ferri-/ferro-
Example: Ferritin - a protein that stores iron in the body.
147
fibr/o-
Definition: Fiber or fibrous tissue. Example: Fibromyalgia - a condition characterized by widespread muscle and fibrous tissue pain.
148
fluo-
Definition: Flow or flux. Example: Fluorescence - the emission of light by a substance that has absorbed light, representing a flow of energy
149
fluor/o-
Example: Fluoroscopy - a technique using X-rays to create real-time images of the body.
150
fore-
Definition: Before or in front of. Example: Forebrain - the front part of the brain.
151
-form
Definition: Shaped like or in the form of. Example: Uniform - having the same shape or form.
152
-fuge
Definition: Driving away or expelling. Example: Centrifuge - a device that drives substances away from the center using centrifugal force.
153
galact/o-
Definition: Milk. Example: Galactorrhea - excessive or abnormal production of milk.
154
gam/o-
Definition: Marriage or union. Example: Monogamy - having one marital partner.
155
gaster/o-, gastr/o-
Definition: Stomach. Example: Gastritis - inflammation of the stomach lining.
156
-gen, -gene, -genesis, -genetic, -genic
Definition: Producing, formation, or origin. Example: Pathogen - an agent that produces disease (-gen). Carcinogenesis - the formation of cancer (-genesis). Genetic - relating to genes or heredity (-genetic). Iatrogenic - caused by medical treatment (-genic).
157
gen-
Definition: Birth or origin. Example: Genealogy - the study of family origins and lineages.
158
glauc/o-
Definition: Gray or bluish-gray. Example: Glaucoma - a condition characterized by increased pressure in the eye, often leading to a bluish-gray appearance of the cornea.
159
genito-
Definition: Genital or reproduction. Example: Genitourinary - relating to the genital and urinary systems.
160
gero-
Definition: Old age. Example: Geriatrics - the branch of medicine focusing on elderly care.
161
giga-
Definition: Billion or giant. Example: Gigabyte - one billion bytes.
162
gingiv/o-
Definition: Gums. Example: Gingivitis - inflammation of the gums
163
-globin
Definition: Protein. Example: Hemoglobin - the protein in red blood cells that carries oxygen.
164
gloss/o-
Definition: Tongue. Example: Glossitis - inflammation of the tongue.
165
gluc/o-
Definition: Sugar or glucose. Example: Glucogenesis - the formation of glucose.
166
gnath/o-
Definition: Jaw. Example: Prognathism - a condition where the jaw protrudes forward
167
-gog, -gogue
Definition: Leading or inducing. Example: Cholagogue - a substance that promotes the flow of bile (-gogue). Galactagogue - a substance that induces milk production (-gog).
168
gon/o-
Definition: Seed, reproduction, or semen. Example: Gonorrhea - a sexually transmitted infection affecting the reproductive tract.
169
-gram
Definition: A record or picture. Example: Electrocardiogram (ECG) - a record of the electrical activity of the heart.
170
-graph
Definition: An instrument for recording. Example: Electrocardiograph - a device that records the electrical activity of the heart.
171
-graphy
Definition: The process of recording. Example: Angiography - the process of recording images of blood vessels.
172
gravida-
Definition: Pregnancy or pregnant woman. Example: Primigravida - a woman who is pregnant for the first time.
173
gyn-, gyne-, gyno-, gyn-
Definition: Woman or female. Example: Gynecology - the study of women’s health, especially the reproductive system.
174
gyro-
Definition: Circle or spiral. Example: Gyroscope - a device that measures or maintains orientation using a spinning disk.
175
hem-, hemato-, hema-, hemo-
Definition: Blood. Example: Hemoglobin - a protein in red blood cells that carries oxygen. Hematology - the study of blood and its diseases.
176
hemi-
Definition: Half. Example: Hemiplegia - paralysis affecting one half of the body.
177
hepat/o-
Definition: Liver. Example: Hepatitis - inflammation of the liver.
178
heredo-
Definition: Hereditary or inherited. Example: Heredopathia - a hereditary disease
179
heter/o-
Definition: Different or other. Example: Heterogeneous - composed of different kinds or types.
180
hex/a-
Definition: Six. Example: Hexapod - an organism with six legs, like insects
181
histo-
Definition: Tissue. Example: Histology - the study of tissues.
182
hol/o-
Definition: Whole or entire. Example: Holistic - relating to the whole, often in the context of health and wellness.
183
homeo-
Definition: Similar or like. Example: Homeostasis - maintaining a stable internal environment.
184
homo-
Definition: Same. Example: Homogeneous - having the same or uniform composition.
185
hydra-, hydro-, hydr-
Definition: Water or fluid. Example: Hydration - the process of providing water to the body. Hydrocephalus - a condition with an accumulation of fluid in the brain.
186
hyo-
Definition: Relating to the hyoid bone Example: Hyoglossus - a muscle connecting the hyoid bone to the tongue.
187
hyp-, hyph-, hypo-
Definition: Under, below, or deficient. Example: Hypoglycemia - low blood sugar (hypo-). Hypoglossal - beneath the tongue (hyp-). Hyphenated - connected by a hyphen (hyph-).
188
hyper-
Definition: Above, excessive, or over. Example: Hypertension - abnormally high blood pressure
189
hypno-
Definition: Sleep. Example: Hypnosis - a trance-like state resembling sleep.
190
hyster/o-
Definition: Uterus or womb. Example: Hysterectomy - surgical removal of the uterus.
191
-ia
Definition: Condition or state. Example: Pneumonia - a condition involving inflammation of the lungs.
192
-iasis
Definition: Abnormal condition or disease. Example: Psoriasis - a skin condition causing scaly patches.
193
-iatric
Definition: Pertaining to medicine or a physician. medical proffesional Example: Pediatric - relating to the medical care of children.
194
-ic
Definition: Pertaining to. Example: Cardiac - pertaining to the heart. Gastric - pertaining to the stomach.
195
ichthyo-
Definition: Fish or scaly. Example: Ichthyosis - a condition characterized by dry, scaly skin.
196
-id
Definition: A secondary eruption occurring in response to a primary infection, usually caused by an immune reaction rather than direct spread of the pathogen. id reactions
197
ideo-
Definition: Mental image. Example: Ideology - a system of ideas or beliefs
198
idio-
Definition: Individual, distinct, or unknown. Example: Idiopathic - a disease or condition with an unknown cause.
199
ileo-
Definition: Ileum (the third part of the small intestine). Example: Ileostomy - a surgical opening made in the ileum for waste to leave the body.
200
ilio-
Definition: Ilium (part of the pelvis). Example: Iliotibial - relating to the ilium and tibia.
201
in-, im-
Definition: In, into, or within (positive meaning). Injection - the act of forcing a liquid into something (in-). Not or opposite of (negative meaning). Immature - not fully developed (im-).
202
immun/o-
Definition: immune system. Example: Immunology - the study of the immune system.
203
infra-
Definition: Below or beneath. Example: Infraorbital - located beneath the eye socket
204
inter-
Definition: Between or among. Example: Intercostal - located between the ribs.
205
intra-, intro-
Definition: Within or inside. Example: Intravenous - within a vein (intra-). Introduce - to bring something into use or knowledge (intro-).
206
ipsi-
Definition: Same or self. Example: Ipsilateral - on the same side of the body.
207
irid/o-
Definition: Iris (the colored part of the eye). Example: Iridectomy - surgical removal of part of the iris.
208
ischio-
Definition: Ischium (part of the pelvic bone). Example: Ischialgia - pain in the ischium or hip area.
209
-ism
Definition: Condition, Example: Hyperthyroidism - a condition caused by an overactive thyroid gland
210
iso-
Definition: Equal Example: Isotonic - having equal tension or concentration.
211
-ite
Definition: A part of or related to Example: Nephrite - a type of mineral related to the kidney in shape or name.
212
-itis
Definition: Inflammation. Example: Tonsillitis - inflammation of the tonsils.
213
-ize
Definition: To apply a treatment, method, or action to achieve a specific effect. Example: Sterilize: To treat with a method (e.g., heat, chemicals, or radiation) to eliminate all microorganisms, making something completely free of germs.
214
juxta-
Definition: Near or adjacent to. Example: Juxtaposition - placing two objects near or next to each other for comparison.
215
jejuno-
Definition: Jejunum (the second part of the small intestine). Example: Jejunostomy - surgical creation of an opening into the jejunum.
216
kary-
Definition: Nucleus. Example: Karyotype - the arrangement of chromosomes within the nucleus.
217
kera-/kerato-
Definition: Horny tissue, cornea. Example: Keratosis - thickened or horny growth on the skin. Keratoplasty - surgical repair of the cornea.
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ket/o-
Definition: Ketone bodies or compounds. Example: Ketonuria - presence of ketones in the urine, often in diabetes.
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kilo-
Definition: Thousand. Example: Kilogram - a unit of mass equal to 1,000 grams.
220
kinesi-, kino-, -kinesis
Definition: Movement. Example: Kinesiology - the study of movement. Hyperkinesis - excessive or abnormal movement.
221
klepto-
Definition: To steal. Example: Kleptomania - a psychological condition involving an uncontrollable urge to steal.
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kolp/o-
Definition: Vagina. Example: Colposcopy - examination of the vagina and cervix using a special instrument.
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kypho-
Definition: Hump or bent forward. Example: Kyphosis - excessive outward curvature of the spine, causing a hunchback posture.
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lab/i-
Definition: Lips. Example: Labial - pertaining to the lips.
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lact-
Definition: Milk. Example: Lactation - the production and secretion of milk.
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laparo-
Definition: Abdomen or abdominal wall. Example: Laparoscopy - a minimally invasive surgical procedure involving the abdominal cavity.
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laryng/o-
Definition: Larynx or voice box. Example: Laryngitis - inflammation of the larynx.
228
latero-
Definition: Side. Example: Lateral - relating to the side.
229
leio-
Definition: Smooth. Example: Leiomyoma - a benign tumor of smooth muscle tissue.
230
lepido-
Definition: Scales. Example: Lepidoptera - an order of insects that includes butterflies and moths, characterized by their scaly wings.
231
-lepsy
Definition: Seizure. Example: Epilepsy - a neurological condition characterized by recurrent seizures.
232
leuk-, leuko-, leuc-
Definition: White. Example: Leukocyte - a white blood cell. Leucoderma - white patches of skin due to loss of pigmentation.
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linguo-
Definition: Tongue. Example: Lingual - relating to the tongue.
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lip/o-
Definition: Fat. Example: Liposuction - a surgical procedure to remove fat.
235
-lite, -lith, lith-, litho-
Definition: Stone or calculus. Example: Nephrolithiasis - kidney stones. Lithotripsy - a procedure to break down stones in the body.
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-logia, -logy
Definition: Study of or science. Example: Biology - the study of life. Cardiology - the study of the heart.
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lord/o-
Definition: Bent backward or swayback. Example: Lordosis - excessive inward curvature of the spine.
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lumbo-
Definition: Lower back or loins. Example: Lumbar - relating to the lower back.
239
lyo-
Definition: Dissolve or loosen. Example: Lyophilization - freeze-drying, a process that removes water by sublimation.
240
-lysis
Definition: Breakdown, destruction, or separation. Example: Hemolysis - destruction of red blood cells. Dialysis - the separation of waste products from the blood.
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macr/o-
Definition: Large or long. Example: Macrophage - a large white blood cell that engulfs and digests foreign substances.
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mal-
Definition: Bad, abnormal, or inadequate. Example: Malnutrition - poor or inadequate nutrition.
243
mamm/o-
Definition: Breast. Example: Mammogram - an X-ray of the breast.
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-mania
Definition: Obsession or madness. Example: Kleptomania - an uncontrollable urge to steal.
245
mast/o-
Definition: Breast. Example: Mastectomy - surgical removal of the breast.
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meat/o-
Definition: Opening or meatus Example: Meatoscope - an instrument for examining a body passage, such as the urethra.
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med-, medi-, medio-
Definition: Middle. Example: Median - situated in the middle.
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medull/o-
Definition: Inner portion, soft. Example: Medullary - pertaining to the inner region of an organ, such as the bone marrow.
249
mega-, megal-, megalo-
Definition: Large or great. Example: Megacolon - an abnormally large colon.
250
-megalia, -megaly
Definition: Enlargement. Example: Cardiomegaly - enlargement of the heart.
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meio-, mio-
Definition: Less, smaller, or reduction. Example: Meiosis - a type of cell division that reduces the chromosome number by half.
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melan/o-
Definition: Black or dark. Example: Melanocyte - a cell that produces the pigment melanin.
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mening/o-
Definition: Meninges (membranes covering the brain and spinal cord). Example: Meningitis - inflammation of the meninges.
254
menta-, mento-
Definition: Chin or mind (depending on the context). Examples: Mentalis - a muscle associated with the chin. Mentophobia - fear related to thinking or the mind.