Question 1

The function of the heart is to ________.

Accepted Answer

Pump enough blood to

Question 2

Which is TRUE about the rest-and-digest response?

Accepted Answer

A) It is a function of the sympathetic nervous system. 
B) It results in increased heart rate and blood pressure. 
C) It slows down digestion. 
D) It decreases heart rate and blood pressure. 
A) It is a function of the sympathetic nervous system. 
B) It results in increased heart rate and blood pressure. 
C) It slows down digestion. 
D) It decreases heart rate and blood pressure.

Question 3

The epicardium is the layer of the heart that is damaged during a heart attack.

Accepted Answer

A) True 
 B)False

Question 4

The ________ is the chamber that receives blood from the superior and inferior venae cavae.

Accepted Answer

The answer of The ________ is the chamber that receives...

Question 5

Stimulation of the vagus nerve

Accepted Answer

A) causes the release of norepinephrine and triggers the rest-and-digest response. 
B) causes the release of norepinephrine and triggers the fight-or-flight response. 
C) causes the release of acetylcholine and triggers the rest-and-digest response. 
D) causes the release of acetylcholine and triggers the fight-or-flight response. 
A) causes the release of norepinephrine and triggers the rest-and-digest response. 
B) causes the release of norepinephrine and triggers the fight-or-flight response. 
C) causes the release of acetylcholine and triggers the rest-and-digest response. 
D) causes the release of acetylcholine and triggers the fight-or-flight response.

Question 6

The valve that separates the right atrium and right ventricle is the

Accepted Answer

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

Question 7

The structure that prevents backflow of blood is the

Accepted Answer

A) trabeculae carnae. 
B) superior vena cava. 
C) papillary muscle. 
D) valve. 
A) trabeculae carnae. 
B) superior vena cava. 
C) papillary muscle. 
D) valve.

Question 8

What causes heart sounds?

Accepted Answer

A) Blood traveling through the heart 
B) Opening of the heart valves 
C) Closing of the heart valves 
D) Blood hitting an obstruction in the peripheral circulation 
A) Blood traveling through the heart 
B) Opening of the heart valves 
C) Closing of the heart valves 
D) Blood hitting an obstruction in the peripheral circulation

Question 9

The first heart sound (S1)is associated with closure of which heart valves?

Accepted Answer

A) Mitral and aortic 
B) Tricuspid and pulmonic 
C) Tricuspid and mitral 
D) Aortic and pulmonic 
A) Mitral and aortic 
B) Tricuspid and pulmonic 
C) Tricuspid and mitral 
D) Aortic and pulmonic

Question 10

Which heart chamber delivers oxygenated blood to the entire body?

Accepted Answer

A) Right atrium 
B) Right ventricle 
C) Left atrium 
D) Left ventricle 
A) Right atrium 
B) Right ventricle 
C) Left atrium 
D) Left ventricle

Question 11

The layer of the heart that is damaged during a heart attack is the

Accepted Answer

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

Question 12

Through which vessel does oxygenated blood enter the capillaries?

Accepted Answer

A) Aorta 
B) Veins 
C) Venules 
D) Arterioles 
A) Aorta 
B) Veins 
C) Venules 
D) Arterioles

Question 13

The apex of the heart is located at the

Accepted Answer

A) top of the heart,where the great vessels emerge. 
B) right side of the heart. 
C) bottom of the heart,at the leftmost tip. 
D) back wall of the heart. 
A) top of the heart,where the great vessels emerge. 
B) right side of the heart. 
C) bottom of the heart,at the leftmost tip. 
D) back wall of the heart.

Question 14

In which two chambers of the heart does blood have an oxygen concentration of nearly 100%?

Accepted Answer

A) Right atrium and right ventricle 
B) Left atrium and left ventricle 
C) Right atrium and left ventricle 
D) Left atrium and right ventricle 
A) Right atrium and right ventricle 
B) Left atrium and left ventricle 
C) Right atrium and left ventricle 
D) Left atrium and right ventricle

Question 15

Which of the following are both AV valves?

Accepted Answer

A) Tricuspid and mitral valves 
B) Aortic and mitral valves 
C) Mitral and pulmonic valves 
D) Aortic and pulmonic valves 
A) Tricuspid and mitral valves 
B) Aortic and mitral valves 
C) Mitral and pulmonic valves 
D) Aortic and pulmonic valves

Question 16

The three main coronary arteries are the aorta,the left main,and the chordae tendonae.

Accepted Answer

A) True 
 B)False

Question 17

The heart's valves open and close in response to changes in

Accepted Answer

A) oxygenation. 
B) sodium and potassium concentration. 
C) pressure. 
D) the heart's pacemaker. 
A) oxygenation. 
B) sodium and potassium concentration. 
C) pressure. 
D) the heart's pacemaker.

Question 18

The job of the heart valves is to prevent backflow of blood.

Accepted Answer

A) True 
 B)False

Question 19

Through which structure must blood travel in order to leave the right ventricle?

Accepted Answer

A) Right atrium 
B) Tricuspid valve 
C) Left ventricle 
D) Pulmonic valve 
A) Right atrium 
B) Tricuspid valve 
C) Left ventricle 
D) Pulmonic valve

Question 20

Which valves open to allow the ventricles to fill?

Accepted Answer

A) Aortic and pulmonic 
B) Tricuspid and pulmonic 
C) Tricuspid and mitral 
D) Aortic and mitral 
A) Aortic and pulmonic 
B) Tricuspid and pulmonic 
C) Tricuspid and mitral 
D) Aortic and mitral

The function of the heart is to ________.

Which is TRUE about the rest-and-digest response?

The epicardium is the layer of the heart that is damaged during a heart attack.

The ________ is the chamber that receives blood from the superior and inferior venae cavae.

Stimulation of the vagus nerve

The valve that separates the right atrium and right ventricle is the

The structure that prevents backflow of blood is the

What causes heart sounds?

The first heart sound (S1)is associated with closure of which heart valves?

Which heart chamber delivers oxygenated blood to the entire body?

The layer of the heart that is damaged during a heart attack is the

Through which vessel does oxygenated blood enter the capillaries?

The apex of the heart is located at the

In which two chambers of the heart does blood have an oxygen concentration of nearly 100%?

Which of the following are both AV valves?

The three main coronary arteries are the aorta,the left main,and the chordae tendonae.

The heart's valves open and close in response to changes in

The job of the heart valves is to prevent backflow of blood.

Through which structure must blood travel in order to leave the right ventricle?

Which valves open to allow the ventricles to fill?

Electrophysiology

Lead Morphology and Placement

Technical Aspects of the EKG

Calculating Heart Rate

How to Interpret a Rhythm Strip

Rhythms Originating in the Sinus Node

Rhythms Originating in the Atria

Rhythms Originating in the AV Junction

Rhythms Originating in the Ventricles

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters

Exam 1: Cardiac Anatomy and Physiology

The function of the heart is to ________.

Which is TRUE about the rest-and-digest response?

The epicardium is the layer of the heart that is damaged during a heart attack.

The ________ is the chamber that receives blood from the superior and inferior venae cavae.

Stimulation of the vagus nerve

The valve that separates the right atrium and right ventricle is the

The structure that prevents backflow of blood is the

What causes heart sounds?

The first heart sound (S1)is associated with closure of which heart valves?

Which heart chamber delivers oxygenated blood to the entire body?

The layer of the heart that is damaged during a heart attack is the

Through which vessel does oxygenated blood enter the capillaries?

The apex of the heart is located at the

In which two chambers of the heart does blood have an oxygen concentration of nearly 100%?

Which of the following are both AV valves?

The three main coronary arteries are the aorta,the left main,and the chordae tendonae.

The heart's valves open and close in response to changes in

The job of the heart valves is to prevent backflow of blood.

Through which structure must blood travel in order to leave the right ventricle?

Which valves open to allow the ventricles to fill?

Electrophysiology

Lead Morphology and Placement

Technical Aspects of the EKG

Calculating Heart Rate

How to Interpret a Rhythm Strip

Rhythms Originating in the Sinus Node

Rhythms Originating in the Atria

Rhythms Originating in the AV Junction

Rhythms Originating in the Ventricles

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters