Question 1

What is the name of the structure that initiates the heartbeat?

Accepted Answer

A)  AV node 
B)  Purkinje fibers 
C)  Bundle branches 
D)  SA node 
A)  AV node 
B)  Purkinje fibers 
C)  Bundle branches 
D)  SA node D

Question 2

When a blood vessel is damaged, the platelets respond by forming a(n) _______________ which attempts to seal the wound.

Accepted Answer

platelet plug

Question 3

Which white blood cell attacks parasitic worms?

Accepted Answer

A)  Basophil 
B)  Eosinophil 
C)  Lymphocyte 
D)  Monocyte 
A)  Basophil 
B)  Eosinophil 
C)  Lymphocyte 
D)  Monocyte B

Question 4

How do you know this is a picture of a vein?

Accepted Answer

A)  There is a lumen. 
B)  There is muscle present. 
C)  There is a valve. 
D)  It has a thick wall. 
A)  There is a lumen. 
B)  There is muscle present. 
C)  There is a valve. 
D)  It has a thick wall.

Question 5

_________________ is an odorless gas that binds more strongly to hemoglobin than oxygen.

Accepted Answer

The answer of _________________ is an odorless gas that binds...

Question 6

The ventricles are thicker than the atria because they must pump blood farther.

Accepted Answer

A) True 
 B)False

Question 7

What is the function of the valves in veins?

Accepted Answer

A)  They act as pumps to move blood forward. 
B)  Collection area for plaque. 
C)  Prevention of forward blood flow. 
D)  Prevention of backward blood flow. 
A)  They act as pumps to move blood forward. 
B)  Collection area for plaque. 
C)  Prevention of forward blood flow. 
D)  Prevention of backward blood flow.

Question 8

What is the name of the membrane that surrounds the heart?

Accepted Answer

A)  Pericardium 
B)  Pleurae 
C)  Peritoneum 
D)  Synovium 
A)  Pericardium 
B)  Pleurae 
C)  Peritoneum 
D)  Synovium

Question 9

Which letter identifies the smooth muscle layer?

Accepted Answer

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

Question 10

What is the key risk of hypertension?

Accepted Answer

A)  Genetic damage 
B)  Arrhythmias 
C)  Organ damage 
D)  Stroke 
A)  Genetic damage 
B)  Arrhythmias 
C)  Organ damage 
D)  Stroke

Question 11

What condition usually develops as a result of congestive heart failure?

Accepted Answer

A)  Aneurysm 
B)  Hypertension 
C)  Atherosclerosis 
D)  Pulmonary edema 
A)  Aneurysm 
B)  Hypertension 
C)  Atherosclerosis 
D)  Pulmonary edema

Question 12

The flow of blood from the right side of the heart through the lungs and back to the left atrium is called?

Accepted Answer

A)  Pulmonary circulation 
B)  Coronary circulation 
C)  Portal circulation 
D)  Systemic circulation 
A)  Pulmonary circulation 
B)  Coronary circulation 
C)  Portal circulation 
D)  Systemic circulation

Question 13

What is the name of this procedure?

Accepted Answer

A)  By-pass surgery 
B)  Placement of a stent 
C)  Balloon angioplasty 
D)  Defibrillation 
A)  By-pass surgery 
B)  Placement of a stent 
C)  Balloon angioplasty 
D)  Defibrillation

Question 14

A menstruating woman could become anemic due to too much blood loss.

Accepted Answer

A) True 
 B)False

Question 15

What is the function of the structure labeled B?

Accepted Answer

A)  It pulls the valves open. 
B)  It prevents closure of the valves. 
C)  It prevents the valves from projecting into the atria. 
D)  It helps push blood from the ventricles into the atria. 
A)  It pulls the valves open. 
B)  It prevents closure of the valves. 
C)  It prevents the valves from projecting into the atria. 
D)  It helps push blood from the ventricles into the atria.

Question 16

When plaque blocks a coronary artery, the resulting tissue death leads to a heart attack.

Accepted Answer

A) True 
 B)False

Question 17

The mitral valve is most prone to prolapse, a condition that is more common in women.

Accepted Answer

A) True 
 B)False

Question 18

Unsightly and sometimes painful distensions of venous walls is a condition known as _________________.

Accepted Answer

The answer of Unsightly and sometimes painful distensions of venous...

Question 19

How does Starling's law relate to the heart?

Accepted Answer

A)  Our heart beats faster during extreme stress. 
B)  Blood pressure increases due to contraction of blood vessels. 
C)  Less oxygen in the blood will increase the heart rate. 
D)  The heart beats with more force when there is an increase in blood volume returning to the heart. 
A)  Our heart beats faster during extreme stress. 
B)  Blood pressure increases due to contraction of blood vessels. 
C)  Less oxygen in the blood will increase the heart rate. 
D)  The heart beats with more force when there is an increase in blood volume returning to the heart.

Question 20

If a person sits for a long time, blood may pool in the lower extremities, causing ________ .

Accepted Answer

The answer of If a person sits for a long...

Exam 13: The Cardiovascular System

What is the name of the structure that initiates the heartbeat?

When a blood vessel is damaged, the platelets respond by forming a(n) _______________ which attempts to seal the wound.

Which white blood cell attacks parasitic worms?

How do you know this is a picture of a vein?

_________________ is an odorless gas that binds more strongly to hemoglobin than oxygen.

The ventricles are thicker than the atria because they must pump blood farther.

What is the function of the valves in veins?

What is the name of the membrane that surrounds the heart?

Which letter identifies the smooth muscle layer?

What is the key risk of hypertension?

What condition usually develops as a result of congestive heart failure?

The flow of blood from the right side of the heart through the lungs and back to the left atrium is called?

What is the name of this procedure?

A menstruating woman could become anemic due to too much blood loss.

What is the function of the structure labeled B?

When plaque blocks a coronary artery, the resulting tissue death leads to a heart attack.

The mitral valve is most prone to prolapse, a condition that is more common in women.

Unsightly and sometimes painful distensions of venous walls is a condition known as _________________.

How does Starling's law relate to the heart?

If a person sits for a long time, blood may pool in the lower extremities, causing ________ .

What Is Life

Where Do We Come From and Where Do We Fit

Everyday Chemistry of Life

Cells: Organization and Communication

Tissues

The Skeletomuscular System

The Nervous System

The Special Senses

Immunity and the Lymphatic System

Infectious Disease and Epidemiology

The Human Microbiome

Cancer

The Respiratory System: Movement of Air

Nutrition: You Are What You Eat

The Digestive System

The Urinary System

The Endocrine System and Development

The Reproductive Systems: Maintaining the Species

Pregnancy: Development From Conception to Newborn

Inheritance, Genetics, and Molecular Biology

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