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Unit 4 - Cardiovascular System

Total questions: 53

Worksheet time: 27mins

Name
Class
Date
1.

Blood plasma is made primarily of water.

a)

True

b)

False

2.

Where is the tricuspid valve located?

a)

left side of heart between atrium and ventricle

b)

right side of heart between atrium and ventricle

c)

right side of heart between ventricle and pulmonary trunk

d)

left side of heart between ventricle and aorta

3.

What kind of blood does the vena cava dump into the right atrium?

a)

deoxygenated

b)

oxygenated

4.

The layers of the heart wall from outside to inside are the

a)

myocardium, endocardium, epicardium

b)

endocardium, pericardium, myocardium

c)

epicardium, myocardium, endocardium

d)

myocardium, epicardium, endocardium

5.

The ____ circulation is the movement of blood from the heart to the body tissues and back to the heart.

a)

pulmonary

b)

systemic

c)

coronary

d)

aortic

6.

What are the blood vessels called that supply blood directly to the heart?

a)

portal veins

b)

coronary veins

c)

coronary arteries

d)

none of the above

7.

Which of the following would not be considered part of the pulmonary circulation?

a)

right pulmonary artery

b)

pulmonary veins

c)

right atrium

d)

left atrium

8.

What is the formation of blood cells that occurs in red bone marrow called?

a)

homeostasis

b)

hemolysis

c)

hemostasis

d)

hematopoiesis

9.

What is the left common carotid artery a branch from?

a)

aorta

b)

brachiocephalic artery

c)

subclavian artery

d)

pulmonary artery

10.

What helps to maintain the flow of blood in the correct direction in the veins?

a)

pressure from the heart

b)

special proteins that adhere to venous walls

c)

valves

d)

gravity

11.

Which type of leukocyte would be seen in response to allergies and infections of parasitic worms?

a)

lymphocytes

b)

basophils

c)

neutrophils

d)

eosinophils

12.

The process whereby the binding of antibodies to antigens causes erythrocytes to clump is called:

a)

clotting cascade

b)

agglutination

c)

coagulation

d)

hemostasis

13.

Where is the sinoatrial node located?

a)

right ventricle

b)

left ventricle

c)

right atrium

d)

left atrium

14.

What structure divides the left and right ventricles?

a)

chordae tendinae

b)

interatrial septum

c)

bicuspid valve

d)

interventricular septum

15.

What structure anchors the cusps or flaps of a valve to the walls of the ventricles?

a)

chordae tendinae

b)

papillary muscles

c)

endocardium

d)

chordae tendinae and papillary muscles

16.

What serum is used for Rh- mothers to prevent immune response to the Rh antigen?

a)

agglutinin

b)

Rhesus factor

c)

RhoGAM

d)

interleukin

17.

(True/False) Blood pressure is lower during contraction of the ventricles.

a)

True

b)

False

18.

The bicuspid (mitral) valve prevents blood from flowing from the:

a)

left ventricle to the left atrium

b)

left atrium to the left ventricle

c)

right atrium to the left atrium

d)

left atrium to the right atrium

19.

What are ABO blood groups based on the presence of?

a)

A, B, and O antigens

b)

A and B antigens

c)

B antigens

d)

A antigens

20.

In which one of the following is blood pressure the highest?

a)

arterioles

b)

vena cava

c)

veins

d)

arteries

21.

(True/False) Rh related problems occur in pregnant Rh- women carrying an Rh+ baby.

a)

True

b)

False

22.

Blood enters the heart from the rest of the body through the _____.

a)

Superior and Inferior Vena Cava

b)

Left Subclavian Artery

c)

Pulmonary Artery

d)

Pulmonary veins

23.

Veins

a)

carry blood away from the heart

b)

often have valves to prevent the backflow of blood

c)

branch into smaller vessels called arterioles

d)

operate under high pressure

24.

What happens during ventricular systole?

a)

blood flows from the ventricles into the atria.

b)

the ventricles relax.

c)

blood flows from the ventricles into arteries.

d)

the atria contract.

25.

A vein always carries:

a)

oxygen-rich blood

b)

blood to the heart

c)

blood from the heart

d)

oxygen-poor blood

26.

Which layer of the heart wall contains thick cardiac muscle tissue?

a)

epicardium

b)

endocardium

c)

pericardium

d)

myocardium

27.

Which hormone regulates the rate of RBC production?

a)

vasopressin

b)

erythropoietin

c)

leukopoietin

d)

renin

28.

Which of the following is the correct path of blood flow within the systemic vascular system?

a)

arterioles, arteries, capillary beds, venules, veins

b)

arterioles, arteries, capillary beds, veins, venules

c)

arterioles, arteries, venules, veins, capillary beds

d)

arteries, arterioles, capillary beds, venules, veins

29.

How are platelets formed?

a)

disruption of a phagocyte

b)

fragmentation of megakaryocytes in the bone marrow

c)

the release of granules from a neutrophil

d)

cell division in the spleen

30.

(True/False) All formed elements arise from a common type of stem cell called a hemocytoblast.

a)

True

b)

False

31.

The right AV valve is known as the...

a)

bicuspid valve

b)

pulmonary semilunar valve

c)

mitral valve

d)

tricuspid valve

32.

Arterioles supply oxygenated blood to these microscopic vessels

a)

capillaries

b)

arteries

c)

veins

33.

Which blood type is considered the universal recipient?

a)

A

b)

AB

c)

B

d)

O

34.

Which blood type forms anti-A and anti-B antibodies?

a)

A

b)

AB

c)

B

d)

O

35.

Which artery is the only artery that does not carry oxygen-rich blood?

a)

carotid arteries

b)

coronary arteries

c)

aorta

d)

pulmonary arteries

36.

Which type of leukocytes becomes macrophages in the tissues?

a)

monocytes

b)

eosinophils

c)

neutrophils

d)

basophils

37.

Which formed element is the most abundant?

a)

lymphocytes

b)

erythrocytes

c)

basophils

d)

platelets

38.

Which area of the heart receives blood from the systemic veins?

a)

right ventricle

b)

left ventricle

c)

right atrium

d)

left atrium

39.

Also considered the pacemaker of the heart...

a)

sinoatrial node

b)

coronary artery

c)

Purkinje fibers

d)

atrioventricular node

40.

When impulses are conducted through the heart, where is the impulse delayed to allow the atrium to contract fully?

a)

atrioventricular node

b)

atrioventricular bundle

c)

sinoatrial node

d)

purkinje fibers

41.

Which of the following is not a component of plasma?

a)

proteins

b)

waste products

c)

salts

d)

erythrocytes

42.

What is the process of blood cell formation within the red bone marrow of bones?

a)

erythropoieses

b)

erythropoietin

c)

diapedesis

d)

hematopoiesis

43.

Which of the following would not be found in the systemic circuit?

a)

the aortic semilunar valve

b)

the brachiocephalic artery

c)

the left ventricle

d)

the right pulmonary artery

44.

What is the average function lifespan of an erythrocyte?

a)

the body's lifetime

b)

one year

c)

20-30 days

d)

100-120 days

45.

What are the series of reactions that stop blood flow following a cut?

a)

coagulation

b)

hemostasis

c)

homeostasis

d)

agglutination

46.

What type of cells are platelets fragments of?

a)

macrophages

b)

megakaryocytes

c)

erythrocytes

d)

basophils

47.

Where does the systemic circuit begin?

a)

right atrium

b)

left atrium

c)

right ventricle

d)

left ventricle

48.

Which of the following contain histamine and have dark purple granules?

a)

eosinophils

b)

monocytes

c)

basophils

d)

neutrophils

49.

Which of the following transports oxygen bound to hemoglobin?

a)

eosinophils

b)

lymphocytes

c)

erythrocytes

d)

leukocytes

50.

Blood pressure in these vessels is low

a)

capillaries

b)

veins

c)

arteries

51.

The blood type that has no antibodies

a)

A

b)

AB

c)

B

d)

O

52.

Which blood type can receive blood from types B and O only?

a)

A

b)

AB

c)

B

d)

O

53.

Which of the following are considered granular?

a)

neutrophils, eosinophils, and basophils

b)

neutrophils, lymphocytes, and eosinophils

c)

basophils and eosinophils

d)

eosinophils and monocytes