Question 1

Blood pressure is the result of cardiac output and peripheral vascular resistance.

Accepted Answer

A) True 
 B)False  TRUE

Question 2

Match each item to the correct description below.
-Specialized nerve tissue located in the internal carotid arteries and the aortic arch that detect changes in blood pressure

Accepted Answer

A)  Acute coronary syndromes
B)  Chronotropic
C)  Tamponade
D)  Chemoreceptors
E)  MediastinumF) Myocardial ischemiaG) Venous returnH) BaroreceptorsI) Calcium H

Question 3

The tricuspid valve is _____.

Accepted Answer

A)   a semilunar valve
B)   located between the left ventricle and aorta
C)   located between the right atrium and right ventricle
D)   located between the right ventricle and pulmonary artery C

Question 4

List two factors that may affect the heart's efficiency as a pump.

Accepted Answer

The answer of List two factors that may affect the...

Question 5

Stimulation of beta2 receptor sites results in _____.

Accepted Answer

A)   increased heart rate
B)   peripheral vasoconstriction
C)   constriction of renal blood vessels
D)   dilation of bronchial smooth muscle

Question 6

Match each item to the correct description below.
-Amount of blood flowing into the right atrium each minute from the systemic circulation.

Accepted Answer

A)  Acute coronary syndromes
B)  Chronotropic
C)  Tamponade
D)  Chemoreceptors
E)  MediastinumF) Myocardial ischemiaG) Venous returnH) BaroreceptorsI) Calcium

Question 7

Blood flows from the left atrium through the _____ valve into the left ventricle.

Accepted Answer

A)   mitral
B)   aortic
C)   pulmonic
D)   tricuspid

Question 8

Define atrial kick.

Accepted Answer

The answer of Define atrial kick....

Question 9

Name the valve that separates the right ventricle from the right atrium.

Accepted Answer

The answer of Name the valve that separates the right...

Question 10

Briefly describe parasympathetic innervation of the heart.

Accepted Answer

The answer of Briefly describe parasympathetic innervation of the heart....

Question 11

What factors affect afterload?

Accepted Answer

The answer of What factors affect afterload?...

Question 12

Your patient is a 62-year-old woman complaining of a "racing heart." Your examination of the patient reveals a pulse rate of 192 beats/min. Briefly explain why recognition of a rapid heart rate is important when providing patient care.

Accepted Answer

The answer of Your patient is a 62-year-old woman complaining...

Question 13

Complete occlusion of the _____ coronary artery, also referred to as the widow maker, usually results in sudden death.

Accepted Answer

A)   right
B)   left main
C)   circumflex
D)   left anterior descending

Question 14

The thick, muscular middle layer of the heart wall that contains the atrial and ventricular muscle fibers necessary for contraction is the _____.

Accepted Answer

A)   epicardium
B)   pericardium
C)   myocardium
D)   endocardium

Question 15

Blood flows from the right atrium through the _____ valve into the right ventricle.

Accepted Answer

A)   mitral
B)   aortic
C)   pulmonic
D)   tricuspid

Question 16

Completion
-_____ is the period of relaxation during which a heart chamber is filling.

Accepted Answer

The answer of Completion
-_____ is the period of relaxation during...

Question 17

A patient has a heart rate of 80 beats/min. His stroke volume is 70 mL/beat. Is his cardiac output normal, decreased, or increased?

Accepted Answer

The answer of A patient has a heart rate of...

Question 18

What is meant by the term ejection fraction?

Accepted Answer

The answer of What is meant by the term ejection...

Question 19

What effects can be expected from sympathetic stimulation of the heart?

Accepted Answer

The answer of What effects can be expected from sympathetic...

Question 20

Blood pressure is determined by _____ multiplied by _____.

Accepted Answer

A)   stroke volume; heart rate
B)   heart rate; cardiac output
C)   cardiac output; peripheral vascular resistance
D)   stroke volume; peripheral vascular resistance

Exam 1: Anatomy and Physiology