25 Jan The pericardium is the

PHA1500 A Structure and Function of the Human Body

Module 04 Quiz Blood and the Cardiovascular System

Question 1

This valve separates right atrium from the right ventricle.

Answers:

Tricuspid valve

Mitral valve

Pulmonary valve

Aortic valve

Question 2

Which type of blood cell assists in the hemostasis process?

Answers:

Red blood cells

White blood cells

Neutrophils

Platelets

Question 3

Which chamber of the heart receives blood from the lungs?

Answers:

Left ventricle

Right ventricle

Left atrium

Right atrium

Question 4

Which terms refers to the amount of blood pumped by the heart in one minute?

Answers:

Cardiac output

Heart rate

Stroke volume

Ejection fraction

Question 5

Which chamber of the heart pumps blood out to the systemic (body) circuit?

Answers:

Left ventricle

Right ventricle

Left atrium

Right atrium

Question 6

Blood cells are produced in the red bone marrow found within spongy bone of the skeletal system.

Answers:

True

False

Question 7

The parasympathetic nervous system causes an increase in heart rate.

Answers:

True

False

Question 8

What role do the heart valves have within the function of the heart?

Answers:

They help pump the blood from one chamber to another.

They help prevent the backflow of blood through the heart.

They assist with the cardiac conduction system.

They assist with the protection of the heart.

Question 9

Which disorder is characterized by an excessive white blood cell count?

Answers:

Leukemia

Anemia

Polycythemia

Sickle cell disease

Question 10

What blood type is the universal donor?

Answers:

Type A

Type AB

Type B

Type O

Question 11

The right ventricle will pump oxygenated blood to the lungs.

Answers:

True

False

Question 12

What is true of the cardiac conduction system (pacemaker) of the heart?

Answers:

It causes the left side of the heart to contract first then the right side.

It causes the right side of the heart to contract first then the left side.

It causes both atria to contract then both ventricles to contract.

It is controlled by conscious thought.

Question 13

Which portion of the cardiac conduction system sets the heart rate?

Answers:

SA node

AV node

AV bundle

Purkinje fibers

Question 14

Which layer of the heart is the thickest and performs the work of the heart?

Answers:

Endocardium

Epicardium

Myocardium

Pericardium

Question 15

Which chamber of the heart pumps deoxygenated blood to the lungs?

Answers:

Left ventricle

Right ventricle

Left atrium

Right atrium

Question 16

Congestive heart failure occurs when a ventricle fails to effectively pump blood.

Answers:

True

False

Question 17

Which blood cells are responsible for transporting oxygen throughout the body?

Answers:

Erythrocytes

Granulocytes

Lymphocytes

Monocytes

Question 18

Which structure is responsible for carrying an impulse to both ventricles, causing them to contract at the same time?

Answers:

Atrioventricular node

Bundle of His

Purkinje fibers

Sinoatrial node

Question 19

The majority of plasma is composed of:

Answers:

Proteins

Blood cells

Water

Solutes

Question 20

The pericardium is the inner layer of the heart.

Answers:

True

False