Question 1

Blood pressure _____ with distance from the left ventricle,while the total cross-sectional area of the blood vessels _____.

Accepted Answer

A)  decreases; increases 
B)  increases; decreases 
C)  stays the same; decreases 
D)  stays the same; increases 
E)  decreases; stays the same 
A)  decreases; increases 
B)  increases; decreases 
C)  stays the same; decreases 
D)  stays the same; increases 
E)  decreases; stays the same

Question 2

The cardiac muscle is supplied with nutrients from the blood within the heart itself.

Accepted Answer

A) True 
 B)False

Question 3

Diastolic pressure is when the heart atria are relaxing.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following could be used to take a pulse?

Accepted Answer

A)  radial vein 
B)  radial artery 
C)  inferior vena cava 
D)  superior vena cava 
E)  renal capillaries 
A)  radial vein 
B)  radial artery 
C)  inferior vena cava 
D)  superior vena cava 
E)  renal capillaries

Question 5

Describe the three general functions of the cardiovascular system.

Accepted Answer

1.Transport: Transports oxygen and nutri

Question 6

Blood leaves which chamber of the heart to enter the lungs?

Accepted Answer

A)  right atrium 
B)  left atrium 
C)  right ventricle 
D)  left ventricle 
E)  aorta 
A)  right atrium 
B)  left atrium 
C)  right ventricle 
D)  left ventricle 
E)  aorta

Question 7

The cardiovascular system is composed of the heart and the blood vessels.

Accepted Answer

A) True 
 B)False

Question 8

What is the function of valves in the veins?

Accepted Answer

A)  increase the rate of blood flow 
B)  prevent the backward flow of blood 
C)  regulate blood pressure 
D)  oxygenate the blood 
E)  remove debris from the blood 
A)  increase the rate of blood flow 
B)  prevent the backward flow of blood 
C)  regulate blood pressure 
D)  oxygenate the blood 
E)  remove debris from the blood

Question 9

A person who sits for hours on a long airplane flight may have problems with blood pooling below the knees.Why?

Accepted Answer

A)  The valves in the leg veins don't work above a certain altitude. 
B)  Blood pressure drops on long airplane flights. 
C)  The respiratory pump is not helping blood return to the heart. 
D)  The capillaries expand at high altitudes. 
E)  The skeletal muscle pump below the knees is not helping blood return to the heart. 
A)  The valves in the leg veins don't work above a certain altitude. 
B)  Blood pressure drops on long airplane flights. 
C)  The respiratory pump is not helping blood return to the heart. 
D)  The capillaries expand at high altitudes. 
E)  The skeletal muscle pump below the knees is not helping blood return to the heart.

Question 10

What are the string-like structures in the heart that anchor the atrioventricular valves?

Accepted Answer

A)  cingulated pectorale 
B)  chordae tendineae 
C)  corpus albicans 
D)  corpus callosum 
E)  choroid plexus 
A)  cingulated pectorale 
B)  chordae tendineae 
C)  corpus albicans 
D)  corpus callosum 
E)  choroid plexus

Question 11

In the pulmonary circuit,veins carry oxygen-_____ blood,and in the systemic circuit,veins carry oxygen-_____ blood.

Accepted Answer

A)  rich; rich 
B)  poor; poor 
C)  rich; poor 
D)  poor; rich 
A)  rich; rich 
B)  poor; poor 
C)  rich; poor 
D)  poor; rich

Question 12

Which arterial property enables it to resist the blood pressure?

Accepted Answer

A)  elastic tissue in the arterial wall 
B)  valves within an artery 
C)  skeletal muscle within the arterial walls 
D)  precapillary sphincters 
E)  a wall composed only of endothelium 
A)  elastic tissue in the arterial wall 
B)  valves within an artery 
C)  skeletal muscle within the arterial walls 
D)  precapillary sphincters 
E)  a wall composed only of endothelium

Question 13

What is considered the pacemaker of the heart?

Accepted Answer

A)  medulla oblongata 
B)  the sinoatrial node 
C)  the atrioventricular node 
D)  Purkinje fibers 
E)  atrioventricular bundle 
A)  medulla oblongata 
B)  the sinoatrial node 
C)  the atrioventricular node 
D)  Purkinje fibers 
E)  atrioventricular bundle

Question 14

Tina's heart began to beat much faster when it came to the scary scene in the movie.Which portion of the nervous system causes the heart to beat faster when afraid?

Accepted Answer

A)  peripheral 
B)  parasympathetic 
C)  somatic 
D)  sympathetic 
E)  axial 
A)  peripheral 
B)  parasympathetic 
C)  somatic 
D)  sympathetic 
E)  axial

Question 15

The walls of veins are thinner,so they cannot expand as greatly as arteries can.

Accepted Answer

A) True 
 B)False

Question 16

When comparing the cardiovascular system to a city,what is it similar to?

Accepted Answer

A)  roads 
B)  government building 
C)  grocery stores 
D)  waste recycling plant 
E)  power plant 
A)  roads 
B)  government building 
C)  grocery stores 
D)  waste recycling plant 
E)  power plant

Question 17

Which of the following blood vessels are small,thin,and porous enough to exchange substances at the tissue level of organization?

Accepted Answer

A)  arterioles 
B)  capillaries 
C)  venules 
D)  small arteries 
E)  veins 
A)  arterioles 
B)  capillaries 
C)  venules 
D)  small arteries 
E)  veins

Question 18

What happens to the excess fluid that leaves the capillaries at the venous end?

Accepted Answer

A)  The excess fluid is collected in the lymphatic capillaries. 
B)  There is no excess fluid; 100% always returns to the capillary beds. 
C)  The excess fluid is excreted by the kidneys. 
D)  The excess fluid is reabsorbed by the intestines. 
E)  The excess fluid will accumulate in the cells, causing them to rupture. 
A)  The excess fluid is collected in the lymphatic capillaries. 
B)  There is no excess fluid; 100% always returns to the capillary beds. 
C)  The excess fluid is excreted by the kidneys. 
D)  The excess fluid is reabsorbed by the intestines. 
E)  The excess fluid will accumulate in the cells, causing them to rupture.

Question 19

A hospital laboratory technician injects a dye into a vein in your right arm.What is the first chamber of the heart that the dye will reach?

Accepted Answer

A)  right atrium 
B)  left atrium 
C)  right ventricle 
D)  left ventricle 
E)  aorta 
A)  right atrium 
B)  left atrium 
C)  right ventricle 
D)  left ventricle 
E)  aorta

Question 20

Which of the following is the largest artery of the systemic circuit?

Accepted Answer

A)  aorta 
B)  vena cava 
C)  femoral artery 
D)  carotid artery 
E)  pulmonary artery 
A)  aorta 
B)  vena cava 
C)  femoral artery 
D)  carotid artery 
E)  pulmonary artery

Exam 5: Cardiovascular System: Heart and Blood Vessels

Blood pressure _____ with distance from the left ventricle,while the total cross-sectional area of the blood vessels _____.

The cardiac muscle is supplied with nutrients from the blood within the heart itself.

Diastolic pressure is when the heart atria are relaxing.

Which of the following could be used to take a pulse?

Describe the three general functions of the cardiovascular system.

Blood leaves which chamber of the heart to enter the lungs?

The cardiovascular system is composed of the heart and the blood vessels.

What is the function of valves in the veins?

A person who sits for hours on a long airplane flight may have problems with blood pooling below the knees.Why?

What are the string-like structures in the heart that anchor the atrioventricular valves?

In the pulmonary circuit,veins carry oxygen-_____ blood,and in the systemic circuit,veins carry oxygen-_____ blood.

Which arterial property enables it to resist the blood pressure?

What is considered the pacemaker of the heart?

Tina's heart began to beat much faster when it came to the scary scene in the movie.Which portion of the nervous system causes the heart to beat faster when afraid?

The walls of veins are thinner,so they cannot expand as greatly as arteries can.

When comparing the cardiovascular system to a city,what is it similar to?

Which of the following blood vessels are small,thin,and porous enough to exchange substances at the tissue level of organization?

What happens to the excess fluid that leaves the capillaries at the venous end?

A hospital laboratory technician injects a dye into a vein in your right arm.What is the first chamber of the heart that the dye will reach?

Which of the following is the largest artery of the systemic circuit?

Exploring Life and Science

Chemistry of Life

Cell Structure and Function

Organization and Regulation of Body Systems

Cardiovascular System: Blood

The Lymphatic and Immune Systems

Infectious Diseases

Digestive System and Nutrition

Respiratory System

Urinary System

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Reproductive System

Development and Aging

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

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Blood pressure _ with distance from the left ventricle,while the total cross-sectional area of the blood vessels _.

In the pulmonary circuit,veins carry oxygen-_ blood,and in the systemic circuit,veins carry oxygen-_ blood.