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Cardiovascular System (Unit 4 - Anatomy)

Total questions: 21

Worksheet time: 11mins

Name
Class
Date
1.

What is the composition of blood?

a)

45% formed elements, 55% plasma

b)

55% formed elements, 45% plasma

c)

50% formed elements, 50% plasma

d)

60% formed elements, 40% plasma

2.

What determines blood type?

a)

Presence A, B, or O antigens

b)

Absence of AB antigens

c)

Absence or presence of A and B antigens

d)

Absence or presence of ABO antigens

3.

What are the functions of arteries?

a)

Serve the needs of the cells of the body

b)

Carry blood away from the heart

c)

Carry blood to the heart

d)

Remove CO2

4.

What are the functions of veins?

a)

Prevent backflow of blood

b)

Carry blood away from the heart

c)

Handle high blood pressure from the heart

d)

Drain tissues and carry blood to the heart

5.

What is the structure of capillaries?

a)

Thick walls layered with muscle

b)

Thin, one layer walls

c)

Medium thick walls line with skeletal muscle

d)

Thin, two layer walls

6.

Which of the following is not part of the Intrinsic Conduction System?

a)

Sinoatrial node

b)

Bundle of His

c)

Bundle branches

d)

Pulmonary artery

7.

Where does the pulmonary circuit begin?

a)

Right ventricle

b)

Left ventricle

c)

Right atrium

d)

Left atrium

8.

What is the function of the systemic circuit?

a)

Oxygenate the blood

b)

Supply blood to the rest of the body

c)

Take blood from the body

d)

Supply blood to the lungs

9.

Where are the bundle branches located in the heart?

a)

Right atrium

b)

Right ventricle

c)

Left ventricle

d)

Interventricular septum

10.

How does the blood from the body return to the heart?

a)

Arteries

b)

Capillaries

c)

Superior and inferior vena cava

d)

Aorta

11.

What is label 3 pointing to on the heart?

a)

Right Ventricle

b)

Left Atrium

c)

Right Atrium

d)

Left Ventricle

12.

Which structure of the heart does deoxygenated blood enter?

a)

Aorta

b)

Pulmonary Veins

c)

Vena Cava

d)

Pulmonary Arteries

13.

Where does the exchange of CO2 and O2 take place?

a)

Lungs

b)

Heart

c)

Blood

d)

Veins

14.

Which structure of the heart does oxygenated blood enter?

a)

Aorta

b)

Pulmonary Veins

c)

Vena Cava

d)

Pulmonary Arteries

15.

What is agglutination?

a)

The blood does not have the right antigens

b)

Antigen-antibody binding together

c)

Blood clotting due to injury

d)

The clumping of particles in the blood

16.

What is label 5 pointing to on the heart?

a)

Right Ventricle

b)

Left Atrium

c)

Right Atrium

d)

Left Ventricle

17.

Which formed element does NOT apply?

a)

Platelets (Thrombocytes); from megakaryocytes; blood clotting; made in bone marrow

b)

Leukocytes (WBCs); defenses and immunity, 3 granular types, 2 agranular types

c)

Basophils are 60% of WBCs, produce antibodies, u-shaped nuclei, 1st cells to respond to infection

d)

Erythrocytes (RBCs); biconcave disc carry hemoglobin, binds O2 & CO2; anucleate, lives 120 days; production rate based on hormone erythropoietin

18.

Which leukocytes have smaller, less-visible granules in their cytoplasm?

a)

Lymphocytes, Monocytes

b)

Lymphocytes, Monocytes, Basophils

c)

Neutrophils, Eosinophils, Lymphocytes

d)

Neutrophils, Eosinophils, Basophils

19.

_____ vena cava - carries deoxygenated blood from the ____ half of the body to the heart.

a)

Superior; lower

b)

Inferior; upper

c)

Superior; upper

d)

Inferior; lower

20.

The pulmonary _____ carries _____ blood from the lungs back to the left atrium of heart.

a)

vein; oxygenated

b)

artery; oxygenated

c)

vein; deoxygenated

d)

artery; deoxygenated

21.

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

a)

Coronary Artery

b)

Aorta

c)

Superior and Inferior Vena Cava

d)

Pulmonary Vein