Semifinals Quiz 3

Question 1

The terms systole and diastole refer to:
a. the major artery and vein from and to the
heart
b. rates of heart pulse
c. heart contractions and relaxations
d. sounds from the heart

Answer 1

c. heart contractions and relaxations

Question 2

How many valves does the heart have ?

a. 5
b. 2
c. 4
d. 3

Answer 2

c. 4

Question 3

Deposit of plaque on the walls of a coronary
artery is called?
a. Myocardial Infarction
b. Atherosclerosis
c. Hypertension
d. Arteriosclerosis

Answer 3

b. Atherosclerosis

Question 4

Blood flowing through a vein tends to:

a. carry oxygen to the body cells
b. produce a pulse
c. flow at a faster rate than in the artery
d. flow smoothly

Answer 4

d. flow smoothly

Question 5

What is the correct path through the
circulatory system which describes the
passage of blood originating in the left leg?
a. Vena cava → left atrium → right atrium →
lungs → left ventricle → right ventricle →
aorta
b. Vena cava → right atrium → right ventricle
→ lungs → left atrium → left ventricle →
aorta
c. Vena cava → left atrium → left ventricle →
lungs → right atrium → right ventricle →
aorta
d. Vena cava → right atrium → left atrium →
lungs → right ventricle → left ventricle →
aorta

Answer 5

b. Vena cava → right atrium → right ventricle
→ lungs → left atrium → left ventricle →
aorta

Question 6

In terms of being open or closed, what is the
state of the mitral and tricuspid valves (left
and right atrioventricular valves,
respectively) at the end of the first heart
sound?
a. Mitral is closed, tricuspid is open
b. Both are closed
c. Both are open
d. Mitral is open, tricuspid is closed

Answer 6

b. Both are closed

Question 7

The condition called arrhythmia is
characterized by:
a. mitral valve prolapse
b. semilunar valve dysfunction
c. rapid heart contraction
d. irregular heart rhythms

Answer 7

d. irregular heart rhythms

Question 8

A blockage within the heart arteries caused
by the death of heart muscle cells is known
as:
a. an embolism
b. an infarct
c. an abscess
d. an infection

Answer 8

b. an infarct

Question 9

Which of the following membrane is
responsible for the protection of the heart?
a. Pericardium
b. Myocardium
c. Epicardium
d. Endocardium

Answer 9

a. Pericardium

Question 10

The vessels in the circulatory system where
the exchange of gas takes place are the?
a. Veins
b. Arteries
c. Aorta
d. Capillaries

Answer 10

d. Capillaries

Question 11

The semilunar valves prevent blood from
flowing backwards:
a. into the brain
b. into the atria
c. into the liver
d. into the ventricles

Answer 11

d. into the ventricles

Question 12

Hardening of the arteries as part of the aging
process
a. Atherosclerosis
b. Infarction
c. Ischemia
d. Arteriosclerosis

Answer 12

d. Arteriosclerosis

Question 13

Veins have special \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ to
stop blood from flowing backward.
a. arteries
b. gravity
c. ventricles
d. valves

Answer 13

d. valves

Question 14

What is a modifiable cardiac risk factor?

a. Gender
b. Age
c. Diet
d. Family History

Answer 14

c. Diet

Question 15

The interventricular septum and the intraatrial septum separate the:

a. bicuspid and tricuspid valves
b. aorta and pulmonary artery
c. chambers of the lungs
d. chambers of the heart

Answer 15

d. chambers of the heart

Question 16

Which of the following applies to the
sinoatrial node?
a. it produces important enzymes
b. it contains both bicuspid and tricuspid valves
c. it generates impulses to contract the heart
d. it is a mass of nerve cells

Answer 16

c. it generates impulses to contract the heart

Question 17

Blood returning to the heart from the body
organs enters the:
a. left ventricle by the pulmonary artery
b. right atrium through the vena cava
c. left atrium through the aorta
d. right ventricle by the pulmonary vein

Answer 17

b. right atrium through the vena cava

Question 18

Examination of a patient in a supine position
reveal distended jugular veins from the base
of the neck to the angle of the jaw. This
finding indicates:
a. increased pulmonary artery capillary
pressure.
b. increased central venous pressure.
c. left-sided heart failure.
d. decreased venous return.

Answer 18

b. increased central venous pressure

Question 19

\_\_\_\_\_\_\_\_\_\_\_\_\_\_ are the smallest blood
vessels.
a. Arteries
b. Capillaries
c. Veins
d. Venules

Answer 19

b. Capillaries