The Heart & Heart Disease (A&P book) Flashcards Preview

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Flashcards in The Heart & Heart Disease (A&P book) Deck (34)
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1

The right side of the heart pumps blood through the ____________ circuit.

pulmonary

2

The ____________ side of the heart pumps blood over longer distances than the other side.

left

3

The lower chambers of the heart are called the _________________.

ventricles

4

The right atrioventricular valve is also known as the _____________ valve.

tricuspid

5

The aortic and pulmonary valves are collectively known as the ___________ valves.

semilunar

6

The ventricles contract during the cardiac cycle phase called ____________.

systole

7

The product of the stroke volume and the heart rate is called the ____________.

cardiac output

8

The heart rate is usually set by a collection of conducting cells called the ___________.

sinoatrial node

9

The heart sound that occurs at the beginning of ventricular systole is usually described by the syllable _________.

lub

10

Inflammation of the serous membrane surrounding the heart results in _____________.

pericarditis

11

Until middle age, the gender most likely to develop heart disease is _______________.

male

12

A heart murmur would most simply be detected by an instrument called a(n) ________________.

stethoscope

13

Electrical changes in the heart are detected by an instrument called a(n) ___________________.

electrocardiograph

14

A plant-derived substance that slows and strengthens heart muscle contractions is ________________.

digitalis

15

A small tube inserted into a coronary artery to prevent repeated blockage is called a(n) _______________.

stent

16

Endocarditis is
A) inflammation of the epithelial lining of the heart
B) inflammation of a serous membrane
C) a form of heart disease that follows rheumatic fever
D) a congenital heart defect

A) inflammation of the epithelial lining of the heart

17

The part of the heart capable of generating the largest force is the
A) right atrium
B) left atrium
C) right ventricle
D) left ventricle

D) left ventricle

18

The heart chamber that receives blood from the lungs is the
A) right atrium
B) left atrium
C) right ventricle
D) left ventricle

B) left atrium

19

The left ventricle receives blood from the
A) pulmonary veins
B) left atrium
C) right ventricle
D) pulmonary artery

B) left atrium

20

The valve preventing blood from re-entering the left ventricle is the
A) mitral valve
B) tricuspid valve
C) pulmonary valve
D) aortic valve

D) aortic valve

21

The semilunar valves are the
A) mitral and bicuspid
B) aortic and mitral
C) pulmonary and bicuspid
D) aortic and pulmonary

D) aortic and pulmonary

22

The coronary sinus
A) supplies blood to the heart
B) supplies blood to the head
C) drains into the superior vena cava
D) collects blood from the myocardium

D) collects blood from the myocardium

23

The first vessels that branch off the aorta are the
A) pulmonary arteries
B) coronary arteries
C) carotid artery
D) subclavian artery

B) coronary arteries

24

The volume of blood ejected from each ventricle with each contraction is called the
A) cardiac output
B) heart rate
C) stroke volume
D) cardiac cycle

C) stroke volume

25

The order in which impulses travel through the heart is
A) bundle of His, Purkinje fibers, sinoatrial node, AV node
B) Purkinje fibers, bundle of His, AV node, sinoatrial node
C) sinoatrial node, atrioventricular node, bundle of His, Purkinje fibers
D) atrioventricular node, bundle of His, sinoatrial node, Purkinje fibers

C) sinoatrial node, atrioventricular node, bundle of His, Purkinje fibers

26

The normal pacemaker of the heart is the
A) bundle of His
B) Purkinje fibers
C) atrioventricular node
D) sinoatrial node

D) sinoatrial node

27

The second heart sound, often interpreted as a "dup," is largely caused by the
A) opening of the atrioventricular valves
B) closing of the atrioventricular valves
C) opening of the semilunar valves
D) closing of the semilunar valves

D) closing of the semilunar valves

28

An area of tissue damaged by a heart attack is called a(n)
A) thrombosis
B) occlusion
C) infarct
D) plaque

C) infarct

29

Which of the following pieces of equipment uses x-rays to visualize structures?
A) echocardiograph
B) electrocardiograph
C) fluoroscope
D) stethoscope

C) fluoroscope

30

Angioplasty is used to
A) open restricted arteries
B) restore a normal heart rhythm
C) slow down the heart
D) study the structure of the heart

A) open restricted arteries