Question 1

Use the diagram above to answer the following questions.
-Identify the letter that indicates the left coronary artery.

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E E

Question 2

Contraction of the ventricles begins at the apex and proceeds superiorly.

Accepted Answer

A) True 
 B)False  True

Question 3

Uncoordinated contractions of the ventricle, known as ________, result from irregularities in conducting system behavior.

Accepted Answer

fibrillation

Question 4

The right ventricle pumps blood into the

Accepted Answer

A)  aorta. 
B)  pulmonary vein. 
C)  pulmonary trunk. 
D)  superior vena cava. 
A)  aorta. 
B)  pulmonary vein. 
C)  pulmonary trunk. 
D)  superior vena cava.

Question 5

Which of the following structures is not found in the left ventricle?

Accepted Answer

A)  pectinate muscles 
B)  mitral valve 
C)  trabeculae carneae 
D)  papillary muscles 
A)  pectinate muscles 
B)  mitral valve 
C)  trabeculae carneae 
D)  papillary muscles

Question 6

The ________ returns most of the venous blood from the heart to the right atrium.

Accepted Answer

A)  great cardiac vein 
B)  coronary sinus 
C)  anterior cardiac vein 
D)  posterior interventricular vein 
A)  great cardiac vein 
B)  coronary sinus 
C)  anterior cardiac vein 
D)  posterior interventricular vein

Question 7

Pericarditis can lead to all of the following except

Accepted Answer

A)  excess fluid in the pericardial cavity. 
B)  pericardial friction rub. 
C)  adhesions. 
D)  a myocardial infarction. 
A)  excess fluid in the pericardial cavity. 
B)  pericardial friction rub. 
C)  adhesions. 
D)  a myocardial infarction.

Question 8

The ________ artery supplies the left atrium and the posterior part of the left ventricle.

Accepted Answer

The answer of The ________ artery supplies the left atrium...

Question 9

Blood in the pulmonary veins returns to the

Accepted Answer

A)  right atrium. 
B)  left atrium. 
C)  right ventricle. 
D)  left ventricle. 
A)  right atrium. 
B)  left atrium. 
C)  right ventricle. 
D)  left ventricle.

Question 10

Irregular ridges in the walls of the ventricles are called ________.

Accepted Answer

The answer of Irregular ridges in the walls of the...

Question 11

Parasympathetic fibers innervate the SA node, AV node, and cardiac musculature.

Accepted Answer

A) True 
 B)False

Question 12

The ________ valve prevents backflow of blood from the left ventricle to the left atrium.

Accepted Answer

mitral, le

Question 13

Heart valve with two cusps.

Accepted Answer

A)  mitral 
B)  pulmonary semilunar 
C)  aortic semilunar 
D)  fossa ovalis 
E)  crista terminalis 
A)  mitral 
B)  pulmonary semilunar 
C)  aortic semilunar 
D)  fossa ovalis 
E)  crista terminalis

Question 14

The crista terminalis can be used to locate all of the following structures except the

Accepted Answer

A)  opening of the coronary sinus. 
B)  opening of the inferior vena cava. 
C)  opening of the pulmonary veins. 
D)  opening of the superior vena cava. 
A)  opening of the coronary sinus. 
B)  opening of the inferior vena cava. 
C)  opening of the pulmonary veins. 
D)  opening of the superior vena cava.

Question 15

A penetrating stab wound to the heart wall that causes blood to leak into the pericardial cavity would result in

Accepted Answer

A)  cardiac tamponade. 
B)  myocardial infarction. 
C)  hypertrophic cardiomyopathy. 
D)  endocarditis. 
A)  cardiac tamponade. 
B)  myocardial infarction. 
C)  hypertrophic cardiomyopathy. 
D)  endocarditis.

Question 16

Use the diagram above to answer the following questions.
-Identify the letter that indicates the location of the bundle branches.

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 17

The parasympathetic fibers of the vagus nerve

Accepted Answer

A)  speed up the heartbeat. 
B)  increase the force of cardiac contractions. 
C)  slow the heartbeat. 
D)  decrease the force of cardiac contractions. 
A)  speed up the heartbeat. 
B)  increase the force of cardiac contractions. 
C)  slow the heartbeat. 
D)  decrease the force of cardiac contractions.

Question 18

Use the diagram above to answer the following questions.
-Identify the letter that indicates the ligamentum arteriosum.

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 19

The first part of the heart sound "lub-dup" is produced by the closing of the right and left ________.

Accepted Answer

atrioventr

Question 20

If "lub-dup" describes a heartbeat, the "dup" part of the sound is caused by

Accepted Answer

A)  the apex of the heart hitting the anterior chest wall. 
B)  a stenotic atrioventricular valve. 
C)  the large force of the contracting ventricles. 
D)  vibrations that result from the semilunar valves slamming shut. 
A)  the apex of the heart hitting the anterior chest wall. 
B)  a stenotic atrioventricular valve. 
C)  the large force of the contracting ventricles. 
D)  vibrations that result from the semilunar valves slamming shut.

Exam 19: The Heart

Use the diagram above to answer the following questions. -Identify the letter that indicates the left coronary artery.

Contraction of the ventricles begins at the apex and proceeds superiorly.

Uncoordinated contractions of the ventricle, known as ________, result from irregularities in conducting system behavior.

The right ventricle pumps blood into the

Which of the following structures is not found in the left ventricle?

The ________ returns most of the venous blood from the heart to the right atrium.

Pericarditis can lead to all of the following except

The ________ artery supplies the left atrium and the posterior part of the left ventricle.

Blood in the pulmonary veins returns to the

Irregular ridges in the walls of the ventricles are called ________.

Parasympathetic fibers innervate the SA node, AV node, and cardiac musculature.

The ________ valve prevents backflow of blood from the left ventricle to the left atrium.

Heart valve with two cusps.

The crista terminalis can be used to locate all of the following structures except the

A penetrating stab wound to the heart wall that causes blood to leak into the pericardial cavity would result in

Use the diagram above to answer the following questions. -Identify the letter that indicates the location of the bundle branches.

The parasympathetic fibers of the vagus nerve

Use the diagram above to answer the following questions. -Identify the letter that indicates the ligamentum arteriosum.

The first part of the heart sound "lub-dup" is produced by the closing of the right and left ________.

If "lub-dup" describes a heartbeat, the "dup" part of the sound is caused by

The Human Body: an Orientation

Cells: the Living Units

Basic Embryology

Tissues

The Integumentary System

Bones and Skeletal Tissues

Bones, Part 1: the Axial Skeleton

Bones, Part 2: the Appendicular Skeleton

Joints

Skeletal Muscle Tissue

Muscles of the Body

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System

The Autonomic Nervous System and Visceral Sensory Neurons

The Special Senses

The Endocrine System

Blood

Blood Vessels

The Lymphatic and Immune Systems

The Respiratory System

The Digestive System

The Urinary System

The Reproductive System

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