Question 1

The structure in the fetus that allows the blood to bypass the lungs is the

Accepted Answer

A)  ductus venosus 
B)  ductus arteriosus 
C)  foramen ovale 
D)  both b and c above 
A)  ductus venosus 
B)  ductus arteriosus 
C)  foramen ovale 
D)  both b and c above D

Question 2

Match the structure with the description.
-Blood passing through the tricuspid valve enters this chamber

Accepted Answer

A) Right atrium 
B) Right ventricle 
C) Left atrium 
D) Left ventricle 
E) Tricuspid valve
F)Mitral valve
G)Aortic semilunar valve
H)Pulmonary semilunar valve
I)Aorta
J)Pulmonary artery
K)Pulmonary vein
L)Inferior vena cava 
A) Right atrium 
B) Right ventricle 
C) Left atrium 
D) Left ventricle 
E) Tricuspid valve
F)Mitral valve
G)Aortic semilunar valve
H)Pulmonary semilunar valve
I)Aorta
J)Pulmonary artery
K)Pulmonary vein
L)Inferior vena cava B

Question 3

Valves are important in keeping the blood flow in the heart going in only one direction.

Accepted Answer

A) True 
 B)False  True

Question 4

Which tracing in a normal ECG is the repolarization of the atria?

Accepted Answer

A)  The P wave 
B)  The QRS complex 
C)  The T wave 
D)  None of the above 
A)  The P wave 
B)  The QRS complex 
C)  The T wave 
D)  None of the above

Question 5

The hepatic portal system

Accepted Answer

A)  is the second capillary system 
B)  receives venous blood from the digestive system 
C)  helps maintain glucose homeostasis 
D)  all of the above 
A)  is the second capillary system 
B)  receives venous blood from the digestive system 
C)  helps maintain glucose homeostasis 
D)  all of the above

Question 6

Match the structure with the description.
-Valve that prevents blood from falling back into the right ventricle

Accepted Answer

A) Right atrium 
B) Right ventricle 
C) Left atrium 
D) Left ventricle 
E) Tricuspid valve
F)Mitral valve
G)Aortic semilunar valve
H)Pulmonary semilunar valve
I)Aorta
J)Pulmonary artery
K)Pulmonary vein
L)Inferior vena cava 
A) Right atrium 
B) Right ventricle 
C) Left atrium 
D) Left ventricle 
E) Tricuspid valve
F)Mitral valve
G)Aortic semilunar valve
H)Pulmonary semilunar valve
I)Aorta
J)Pulmonary artery
K)Pulmonary vein
L)Inferior vena cava

Question 7

Name the three layers of the arteries and veins.Why is the middle layer thicker in the arteries? Which layer is frequently a factor in blood-clot formation?

Accepted Answer

The three layers of the arteries and vei

Question 8

The stroke volume of a normal resting adult is about 5 liters.

Accepted Answer

A) True 
 B)False

Question 9

Blood that has just passed through the bicuspid valve is in the

Accepted Answer

A)  aorta 
B)  right ventricle 
C)  left ventricle 
D)  pulmonary artery 
A)  aorta 
B)  right ventricle 
C)  left ventricle 
D)  pulmonary artery

Question 10

Which of the following is not true of the atria?

Accepted Answer

A)  Receive blood from arteries returning to the heart 
B)  Are called receiving chambers 
C)  Have thinner walls than ventricles 
D)  All of the above are true 
A)  Receive blood from arteries returning to the heart 
B)  Are called receiving chambers 
C)  Have thinner walls than ventricles 
D)  All of the above are true

Question 11

A damaged chordae tendineae could affect the functioning of the tricuspid valve.

Accepted Answer

A) True 
 B)False

Question 12

An ECG is a graphic representation of the heart's electrical activity.

Accepted Answer

A) True 
 B)False

Question 13

The pericardium is composed of

Accepted Answer

A)  muscle tissue 
B)  columnar epithelial tissue 
C)  serous membrane 
D)  fibrous connective tissue 
A)  muscle tissue 
B)  columnar epithelial tissue 
C)  serous membrane 
D)  fibrous connective tissue

Question 14

Identify the order in which a drop of blood would pass from the superior vena cava to the aorta.
-Mitral valve

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5
F)6
G)7
H)8
I)9
J)10
K)11 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5
F)6
G)7
H)8
I)9
J)10
K)11

Question 15

Match the structure with the description.
-Valve that blood in the right ventricle passes through

Accepted Answer

A) Right atrium 
B) Right ventricle 
C) Left atrium 
D) Left ventricle 
E) Tricuspid valve
F)Mitral valve
G)Aortic semilunar valve
H)Pulmonary semilunar valve
I)Aorta
J)Pulmonary artery
K)Pulmonary vein
L)Inferior vena cava 
A) Right atrium 
B) Right ventricle 
C) Left atrium 
D) Left ventricle 
E) Tricuspid valve
F)Mitral valve
G)Aortic semilunar valve
H)Pulmonary semilunar valve
I)Aorta
J)Pulmonary artery
K)Pulmonary vein
L)Inferior vena cava

Question 16

Arteries always carry blood away from the heart.

Accepted Answer

A) True 
 B)False

Question 17

One function of the hepatic portal system is to help maintain glucose homeostasis in the blood.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following assists in moving venous blood back to the heart?

Accepted Answer

A)  Contraction of skeletal muscles 
B)  One-way valves in the veins 
C)  The changing pressure in the chest caused by breathing 
D)  All of the above 
A)  Contraction of skeletal muscles 
B)  One-way valves in the veins 
C)  The changing pressure in the chest caused by breathing 
D)  All of the above

Question 19

Another name for a heart attack is a(n)

Accepted Answer

A)  embolism 
B)  angina pectoris 
C)  myocardial infarction 
D)  none of the above 
A)  embolism 
B)  angina pectoris 
C)  myocardial infarction 
D)  none of the above

Question 20

An increase in heart rate always leads to an increase in blood pressure.

Accepted Answer

A) True 
 B)False

Exam 13: Cardiovascular System

The structure in the fetus that allows the blood to bypass the lungs is the

Match the structure with the description. -Blood passing through the tricuspid valve enters this chamber

Valves are important in keeping the blood flow in the heart going in only one direction.

Which tracing in a normal ECG is the repolarization of the atria?

The hepatic portal system

Match the structure with the description. -Valve that prevents blood from falling back into the right ventricle

Name the three layers of the arteries and veins.Why is the middle layer thicker in the arteries? Which layer is frequently a factor in blood-clot formation?

The stroke volume of a normal resting adult is about 5 liters.

Blood that has just passed through the bicuspid valve is in the

Which of the following is not true of the atria?

A damaged chordae tendineae could affect the functioning of the tricuspid valve.

An ECG is a graphic representation of the heart's electrical activity.

The pericardium is composed of

Identify the order in which a drop of blood would pass from the superior vena cava to the aorta. -Mitral valve

Match the structure with the description. -Valve that blood in the right ventricle passes through

Arteries always carry blood away from the heart.

One function of the hepatic portal system is to help maintain glucose homeostasis in the blood.

Which of the following assists in moving venous blood back to the heart?

Another name for a heart attack is a(n)

An increase in heart rate always leads to an increase in blood pressure.

Introduction to the Body

Chemistry of Life

Cells

Tissues

Organ Systems

Skin and Membranes

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Blood

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid-Base Balance

Reproductive Systems

Growth and Development

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