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Cidesco Questions > Circulatory > Flashcards

Circulatory Flashcards

1
Q

The normal temperature of the human body is approximately:

A

37°c

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2
Q

Which one of the following components is not present in tissue fluid?

A

Red blood cells

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3
Q

Which chemical is not transported in the liquid part of the blood?

A

Fibrin

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4
Q

The percentage of water in blood plasma is:

A

90%

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5
Q

Which component of blood transports oxygen?

A

Erythrocytes

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6
Q

Which of the following is not a component of human blood?

A

Fibroblasts

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7
Q

The cells responsible for the defence of the body are:

A

White blood cells

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8
Q

The blood cells which do not have a nucleus are:

A

Erythrocytes

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9
Q

Blood cells are formed in the:

A

Bones

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10
Q

The destruction of red blood cells takes place in the:

A

Liver

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11
Q

After birth, red blood cells are made in the:

A

Bone marrow

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12
Q

Which one of the following minerals is used to produce hemoglobin?

A

Iron

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13
Q

The function of white blood cells is to:

A

Destroy bacteria

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14
Q

The name of the substances which stimulate the production of antibodies in the blood is called:

A

Antigens

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15
Q

The component of blood responsible for the manufacture of antibodies is:

A

Lymphocytes

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16
Q

The substances produced in the body which destroy or neutralise foreign substances are called:

A

Antibodies

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17
Q

Defence against antigens does not take place by:

A

Erythrocytes

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18
Q

The component of blood mostly concerned with the control of infection is:

A

White blood cells

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19
Q

The component of blood which plays an important role in clotting is:

A

Platelets

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20
Q

The primary function of thrombocytes is to:

A

Play a role in blood clotting

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21
Q

Which vitamin causes an increase in clotting time of blood when it’s deficient?

A

K

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22
Q

When blood clots, the soluble substance which becomes insoluble is called:

A

Fibrinogen

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23
Q

The following processes occur after blood has come into contact with damaged tissue:
1. Thrombokinase produced by platelets
2. Thrombin combines with fibrinogen
3. Production of a fibrin net
4. Calcium and prothrombin combined
The correct order in which they appear is:

A

1,4,2,3

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24
Q

Calcium in the blood is necessary for:

A

Blood coagulation

25
Q

Deoxygenated blood enters the heart by the:

A

Right atrium

26
Q

The name of the cavity in which the heart lies is called:

A

Pericardial cavity

27
Q

When the ventricles of the heart contract the:

A

Aortic and pulmonary valves open

28
Q

Blood is prevented from returning to the ventricles after they have completed their contractions by the:

A

Semilunar valves

29
Q

Which one of the following chambers of the heart pumps blood to the lungs?

A

Right ventricle

30
Q

The average rate of heart beat of a healthy adult in rest in number of beats per minute is:

A

70

31
Q

The right ventricle and the left atrium are connected by the:

A

Pulmonary circulation

32
Q

The blood vessel that collects blood from the digestive organs is the

A

Hepatic portal vein

33
Q

The blood vessel which has thick muscular walls and carries deoxygenated blood is the:

A

Pulmonary artery

34
Q

The right ventricle of the heart:

A

Is the beginning of the pulmonary circulation

35
Q

After leaving the right ventricle, blood is pumped to the:

A

Pulmonary artery

36
Q

A characteristic that cannot be applied to veins is that they:

A

Always carry blood away from the heart

37
Q

An incorrect statement about arteries is that they:

A

Have valves

38
Q

A characteristic of all arteries(except pulmonary arteries)is that they:

A

Transport blood rich in oxygen

39
Q

Arteries:

A

Have an elastic wall

40
Q

The muscle tissue located within the walls of blood vessels is:

A

Smooth muscle tissue

41
Q

The extremely thin walls of capillaries are made of:

A

Only endothelium

42
Q

Tissue fluid leaves the capillaries by:

A

Diffusion

43
Q

The function of capillaries is not for the purpose of the:

A

Destruction of antigens

44
Q

The lymphatic vessels that gathers most of the lymph is the:

A

Thoracic duct

45
Q

The liquid which carries dissolved substances from capillaries to cells and back is:

A

Tissue fluid

46
Q

Macrophages and lymphocytes that filter lymph are situated in the:

A

Lymph nodes

47
Q

Fat is transported through the circulatory system by:

A

Lymph

48
Q

The fluid between the cells is driven along by:

A

Pressure from the contracting muscles around them

49
Q

The location of the spleen is:

A

To the left of the body under diaphragm

50
Q

After leaving the left ventricle, blood flows from the heart to the:

A

Aorta

51
Q

The name of the vessel taking blood from the stomach to the liver is called the:

A

Hepatic portal vein

52
Q

The blood vessel which discharges into the right atrium (auricle) is the:

A

Inferior vena cava

53
Q

The blood vessel not connected to the liver is the:

A

Inferior vena cava

54
Q

Which one of the following statements is incorrect?

A

The blood vessel connecting the aorta to each kidney is the renal vein

55
Q

Which one of the following statements is incorrect? Blood flows:-

A

From the aorta to the head in the jugular vein

56
Q

Which one of the following statements about blood is Incorrect?:

A

Takes urea from the kidneys to the liver

57
Q

Blood is carried to the liver through the:

A

Hepatic artery and hepatic portal vein

58
Q

The name of the vessel that takes blood from the liver to the vena cava is the:

A

Hepatic vein

Cidesco Questions (10 decks)

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