Circulatory System Flashcards

1
Q
  • transports the oxygenated blood from the heart and lungs all throughout the body thru the arteries, and then the oxygen depleted blood is returned to its origin thru the help of the veins.
A

The circulatory system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q
  • helps in the coagulation process, regulates the body temperature and assists the body in fighting diseases.
A

The circulatory system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Two main components of the circular system are?

A

Cardiovascular system and lymphatic system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q
  • hollow muscular organ
  • four chambers (left atrium, right atrium, left ventricles, and right ventricles)
  • surrounded by pericardium (thin, fluid-filled sac)
  • about the same size as of a man’s clenched fist
  • Less than 1 lb. (250 to 350 grams)
A

Heart

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Layers of the heart:
* thin, watery membrane in the outer layer of the heart.
* Function: covers the heart and attached to the pericardium

A

Epicardium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Layers of the heart:
* thick layer of cardiac muscles in the middle layer of the heart.
* Function: pumps blood to the arteries by contracting.

A

Myocardium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Layers of the heart:
* thin layer of epithelial cells in the inner layer of the heart.
* Function: lines the valves and interior chambers.

A

endocardium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Chambers of the heart:
- upper right chamber
* Function: Receives deoxygenated blood from the body.

A

Right atrium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Chambers of the heart:
* lower right chamber
* Function: Receives the blood from the right atrium and pumps into pulmonary artery.

A

Right ventricle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Chambers of the heart:
* upper left chamber
* Function: Receives oxygenated blood from the lungs and pumps it into the left ventricle.

A

left atrium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Chambers of the heart:
* lower left chamber
* Function: Receives blood from the left atrium and pumps it into the aorta.

A

left ventricle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Valves of the heart:
* tricuspid valve which is located between the right atrium and right ventricle.
* Function: Closes as the right ventricles contracts preventing blood from flowing back to the right atrium.

A

Right AV Valve

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Valves of the heart:
* bicuspid or mitral valve which is located between the left atrium and left ventricle.
* Function: Closes as the left ventricles contracts preventing blood from flowing back to the left atrium

A

Left AV valve

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Valves of the heart:
* pulmonary or pulmonic valve located at the entrance of the pulmonary artery.
* Function: Closes when the right ventricle relaxes preventing blood from flowing back to the right
ventricle

A

Right semilunar valve

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Valves of the heart:
* aortic valve located at the entrance of the aorta.
* Function: Closes when the left ventricle relaxes preventing blood from flowing back to the left ventricle

A

Left semilunar valve

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

partition that separates the right
from the left atria.

A

Interatrial septum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

separates the right and the
left ventricles.

A

interventricular septum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Two septa?

A

Interatrial septum
Interventricular septum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

receives blood supply thru the left and right coronary arteries, and coronary veins return the oxygen depleted blood from the heart muscle back to the heart

A

coronary circulation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q
  • the Coronary circulation supplies the blood and also provides drainage from the tissues.
  • composed of the left and right coronary arteries and coronary veins
A

Heart function

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Systole (contraction) & diastole (relaxation) which lasts about 0.8 seconds

A

cardiac cycle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Sends electric impulses throughout the myocardium which is initiated by the Sinoatrial (SA) node (pacemaker)

A

Electrical conduction system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Provides the graphical representation of the cardiac cycle’s activity

A

electrocardiogram (ECG)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

“lubb” which is the first sound as the ventricles contract or the AV valves close and “dupp” or the second sound which is heard when the semilunar valves close and the ventricles relax.

A

Origin of heart sounds

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

“lubb” which is the first sound as the _____ contract or the ________ close

A

ventricles, AV valves

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

“dupp” or the second sound which is heard when the _____ close and the _______ relax

A

semilunar valves, ventricles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

What is the average heart rate?

A

72 bpm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

refers to the volume of blood pumped per minute

A

cardiac output

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

A rhythmic throbbing resulting from the alternating expansion and contraction of the artery

A

pulse

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

The force which was exerted by the blood on the walls of the vessel which is measured by the sphygmomanometer. The ___ is the difference between the systolic (pressure during contraction) and diastolic (pressure during relaxation).

A

Blood pressure

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

chest pain resulting from reduced blood flow to the heart.

A

angina pectoris

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

a murmur sound produced when the aortic leaflets fail to fully open during systole

A

Aortic stenosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

an infection that happens when a bacteria enters and resides in the heart lining or blood vessel

A

bacterial endocarditis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

results to general feeling or weakness due to insufficient blood being pumped by the heart.

A

congestive heart failure

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

known as heart attack due to decrease or full stoppage of blood flow that damages the heart muscle.

A

myocardial infarction

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

inflammation of the pericardial sac that maybe due to viral infection

A

pericarditis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

 Arterial Blood Gases (ABG)
 Aspartate aminotransferase (AST) or Serum glutamicoxaloacetic transaminase (SGOT)
 Cholesterol
 Creatine kinase (CK)
 Creatine Kinase (CK)-MB
 Digoxin

A

List of diagnostic tests for heart disorders

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

 Electrocardiogram (ECG or EKG)
Lactate dehydrogenase (LD) isoenzymes
 Microbial cultures
 Myoglobin
 Potassium (K)
 Triglycerides
 Troponin T (TnT)

A

List of diagnostic tests for heart disorders

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

the loop which consists of a system of blood vessels through which blood is circulated to the rest of the body

A

vascular system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

two divisions of the vascular system?

A

pulmonary circulation, and systemic circulation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

thick-walled blood vessels that carry oxygen-rich blood from the heart to the tissues of the body.

A

arteries

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

a small-diameter blood vessel that branches out from the arteries and leads to the capillaries

A

arterioles

43
Q

tubes with thin walls that carry deoxygenated blood from tissues to the heart.

44
Q

a very small vein that collects blood from the capillaries.

45
Q

fine hair-like blood vessels that connect arterioles and veins

A

capillaries

46
Q

3 layers of the blood vessels

A
  • tunica adventitia (outer connective tissue),
  • tunica media (middle, muscle and elastic fiber), and
  • tunica intima (inner, endothelial cells)
47
Q

Structures of the blood vessel

A

A. Layers
B. Lumen
C. Valves

48
Q

an enlargement of the artery due to the weakening of the artery wall.

49
Q

hardening of the artery wall due to aging.

A

arteriosclerosis

50
Q

formation of plaques in the inner walls.

A

atherosclerosis

51
Q

clot or bubble which causes obstruction of an artery.

52
Q

obstruction that is carried and lodged in a vessel.

53
Q

swollen veins in the area of the anus

A

hemorrhoids

54
Q

inflammation of the veins particularly the wall.

55
Q

swelling of the veins of the legs that usually occurs during pregnancy

A

thrombophlebitis

56
Q

blood clot that impedes blood flow

57
Q

usually found in the legs, these are veins that have been twisted and have enlarged.

A

varicose veins

58
Q

 D-Dimer
 Fibrin degradation products (FDP)
 Lipoproteins
 Triglycerides
 Prothombin time (PT)
 Partial thromboplastin time (PTT/APTT)

A

Diagnostic Test of the vascular system

59
Q

red fluid that is transported throughout the body through the circulatory system

60
Q

two blood function

A

arterial blood, venous blood

61
Q
  • Composed of plasma and other formed elements.
  • Contains gases (02 , CO2 , N), minerals (Na, K, Ca, Mg), carbs & lipids, proteins, etc.
A

human blood

62
Q

a clear, straw-colored liquid portion of the blood which is 90% water.

63
Q

3 components of blood

A
  1. Erythrocytes (red blood cells)
  2. Leukocytes (white blood cells)
  3. Thrombocytes (platelets)
64
Q

_____ is important especially during blood transfusion because the wrong type could agglutinate the red blood cells

A

Blood type match

65
Q

_______ is necessary to determine the compatibility of the donor and recipient’s blood because an individual who do not produce the D antigen will produce anti-D which could be fatal if they encounter the D antigen.

A

Compatibility and cross-match

66
Q

There are three blood specimen that are collected for testing
purposes, which are?

A

serum, plasma, the whole blood

67
Q

caused by not having enough healthy red blood cells or hemoglobin

68
Q

cancer of the blood forming tissues like the bone marrow or the lymphatic system

69
Q

increase of the number of white blood cells in the blood due to illness or infection

A

leukocytosis

70
Q

reduced number of white cells in the blood

A

leukopenia

71
Q

the marrow produces too many red blood cells resulting to blood thickening

A

polycythemia

72
Q

the body produces too many platelets (thrombocytes) which affects the blood clotting

A

thrombocytosis

73
Q

characterized by low platelet count.

A

thrombocytopenia

74
Q

Bone marrow examination
Complete Blood Count (CBC)
Hematocrit (Hct)
Hemoglobin (Hb or Hgb)
Differential (diff)
Indices (MCH, MCV, MCHC)
Erythrocyte sedimentation rate (ESR)
Reticulocyte (retic) count
ABO & RH type
Cross-match
Ferritin
Iron (Fe)
Total iron-binding capacity (TIBC)

A

Diagnostic Test for blood disorders

75
Q

composed of fluids or lymph which is similar to plasma but is composed of 95% wat

A

lymphatic system

76
Q
  • a network of tissues and organs that is responsible for the removal of toxins and waste in the body.
  • Primary function: The main function is to transport the white blood cells to and from the lymph nodes throughout the body.
A

lymphatic system of the human body

77
Q

inflammation of lymphatic channels resulting from an infection at a site distal to the channel

A

lymphangitis

78
Q
  • refers to the inflammation of the lymph nodes.
A

lymphadenitis

79
Q

also called adenopathy, a disease where there is abnormality in the size or number of lymph nodes.

A

Lymphadenopathy

80
Q

enlargement of the spleen.

A

Splenomegaly

81
Q

cancer on the part of the immune system characterized by enlarged lymph nodes

A

Hodgkin’s disease

82
Q
  • a type of cancer that develops from lymphocytes
A

Lymphosarcoma

83
Q
  • cancer that begins with the lymphocytes.
84
Q

Bone marrow biopsy
Complete Blood Count
Culture & Sensitivity
Lymph node biopsy
Mononucleosis test

A

Diagnostic Test for the Lymphatic System disorder

85
Q

the stoppage of bleeding as a response to an injury.

A

hemostasis

86
Q

4 interrelated responses to hemostasis

A
  1. Vasoconstriction
  2. Formation of the primary platelet plug
  3. Progression to the stable blood clot
  4. Fibrinolysis or dissolving of clot
87
Q

is the process where the blood changes from a liquid form into a gel that forms the blood clot.

A

Coagulation or clotting

88
Q

3 types of Coagulation or clotting

A
  1. Enzyme precursors,
  2. Cofactors, and
  3. Substrates
89
Q

2 Pathways of the clotting cascade:

A
  1. Extrinsic pathway
  2. Intrinsic pathway
90
Q
  • an enzyme that plays an important role in coagulation.
  • It amplifies coagulation and converts fibrinogen to soluble fibrin.
  • This supports the platelet plug formation by activating factor XIII to cross-link fibrin and also controls the formation & coagulation process by activating protein C.
91
Q

3 steps when vessel damage occurs

A
  • blood vessel spams (vascular spasm)
  • platelet plug forms
  • blood coagulation (clotting)
92
Q

the process where the fibrin is dissolved.

A

fibrinolysis

93
Q
  • This organ’s role in the hemostasis is to synthesize coagulation factors such as V, VIII, prothrombin, & fibrogen.
  • This organ produces heparin and bile salts needed for synthesis.
  • It is also responsible for the production of bile salts needed for vitamin K absorption.
A

role of liver in hemostasis

94
Q

happens when blood clot forms in one or more deep veins, usually in the legs.

A

Deep venous thrombosis (DVT)

95
Q

when the formation of small clots blocks the small blood vessels.

A

Disseminated intravascular coagulation

96
Q

disorder involving lack of sufficient blood-clotting proteins.

A

Hemophilia

97
Q

low platelet count

A

thrombocytopenia

98
Q

 Bleeding time
 D-dimer
 Factor assays
 Fibrin degradation products (FDP)
 Platelet function assay (PFA)
 Prothrombin time (PT)
 Partial thromboplastin time (PTT or APTT)

A

Diagnostic Test for Hemostatic disorders

99
Q
  • also called the elbow pit is a triangular area on the anterior of the elbow.
  • the first-choice for venipuncture site because there are several major arm veins called antecubital veins which are close to the surface which makes it easy to locate and penetrate.
A

antecubital fossa

100
Q

a vein arrangement that occurs in about 70% of the population.

A

H-shaped antecubital veins

101
Q

3 antecubital veins?

A
  • Median cubital vein
  • Cephalic Vein
  • Basilic vein
102
Q
  • used only if the antecubital veins are not accessible. The veins at the back of the hand which can be used are smaller, so it may be very painful. Take note that the underside of the wrist is never used as a venipuncture site.
A

other arm and hand veins

103
Q

must not be used in venipuncture with the permission of a physician due to complications such as thrombosis

A

leg, ankle, and foot veins

104
Q
  • not used for routine blood collection and limited to collection of arterial blood gas. Special training is needed and it is more risky for the patient