Question 1

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 D

Question 2

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 B

Question 3

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. C

Question 4

A weak spot in a blood vessel that could potentially burst is known as a(n):

Accepted Answer

A) aneurysm. 
B) plaque. 
C) myocardial infarction. 
D) edema. 
A) aneurysm. 
B) plaque. 
C) myocardial infarction. 
D) edema.

Question 5

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 6

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

Accepted Answer

A) True 
 B)False

Question 7

A lack of vitamin B12 can cause:

Accepted Answer

A) HIV. 
B) mononucleosis. 
C) carbon monoxide poisoning. 
D) anemia. 
A) HIV. 
B) mononucleosis. 
C) carbon monoxide poisoning. 
D) anemia.

Question 8

What is the name of the structure labeled A?

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 9

Which of the following is a formed element of the blood?

Accepted Answer

A) Albumin 
B) Ions 
C) Plasma 
D) Platelets 
A) Albumin 
B) Ions 
C) Plasma 
D) Platelets

Question 10

What is the purpose of precapillary sphincters?

Accepted Answer

A) They regulate blood flow to the heart. 
B) They change the amount of blood flowing into capillary beds. 
C) They are muscles that pump blood back to the heart. 
D) They contract when the tissues need more oxygen and nutrients. 
A) They regulate blood flow to the heart. 
B) They change the amount of blood flowing into capillary beds. 
C) They are muscles that pump blood back to the heart. 
D) They contract when the tissues need more oxygen and nutrients.

Question 11

What is the name of the blood vessels that take blood away from the heart?

Accepted Answer

A) Arteries 
B) Veins 
C) Venules 
D) Capillaries 
A) Arteries 
B) Veins 
C) Venules 
D) Capillaries

Question 12

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 13

Blood slows down in arterioles due to the large cross-sectional area.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following structures delays contraction of the heart?

Accepted Answer

A) Purkinje fibers 
B) SA node 
C) AV bundle 
D) AV node 
A) Purkinje fibers 
B) SA node 
C) AV bundle 
D) AV node

Question 15

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 16

Which of the following white blood cells is the largest?

Accepted Answer

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

Question 17

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 18

A clot that blocks flow to the brain can lead to stroke.

Accepted Answer

A) True 
 B)False

Question 19

The tricuspid valve is located between the left ventricle and the aorta.

Accepted Answer

A) True 
 B)False

Question 20

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

Exam 12: The Cardiovascular System

What is the key risk of hypertension?

Which letter identifies the smooth muscle layer?

What is the function of the structure labeled B?

A weak spot in a blood vessel that could potentially burst is known as a(n):

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

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

A lack of vitamin B12 can cause:

What is the name of the structure labeled A?

Which of the following is a formed element of the blood?

What is the purpose of precapillary sphincters?

What is the name of the blood vessels that take blood away from the heart?

How does Starling's law relate to the heart?

Blood slows down in arterioles due to the large cross-sectional area.

Which of the following structures delays contraction of the heart?

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

Which of the following white blood cells is the largest?

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

A clot that blocks flow to the brain can lead to stroke.

The tricuspid valve is located between the left ventricle and the aorta.

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

What Is Life

Where Do We Come From and Where Do We Fit

Life Has a Unique Chemistry

Organization and Communication

Tissues

The Skeletomuscular System

The Nervous System

The Special Senses

Immunity and the Lymphatic System

Infectious Disease and Epidemiology

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

Populations Evolve in Ecosystems

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