Question 1

Blood pressure plays a major role in returning blood to the heart.

Accepted Answer

A) True 
 B)False

Question 2

What drug may protect against having a first heart attack?

Accepted Answer

A)  acetominophen 
B)  aspirin 
C)  ACE 
D)  t-PA 
E)  beta-blockers 
A)  acetominophen 
B)  aspirin 
C)  ACE 
D)  t-PA 
E)  beta-blockers

Question 3

Dr.Ferguson explained that in a condition known as situs inversus,the internal organs are reversed in their orientation.Thus,the apex of the heart would be oriented to the ___.

Accepted Answer

A)  middle 
B)  right 
C)  left 
D)  front 
E)  back 
A)  middle 
B)  right 
C)  left 
D)  front 
E)  back

Question 4

What is the instrument called that is used to measure blood pressure?

Accepted Answer

A)  stethoscope 
B)  CPR 
C)  sphygmomanometer 
D)  ECG 
E)  AED 
A)  stethoscope 
B)  CPR 
C)  sphygmomanometer 
D)  ECG 
E)  AED

Question 5

Normal blood pressure is 120/80.What is the top number called and what is happening in the heart?

Accepted Answer

A)  systolic pressure, ejection of blood from the heart 
B)  diastolic pressure, ejection of blood from the heart 
C)  systolic pressure, ventricles are relaxing 
D)  diastolic pressure, ventricles are relaxing 
E)  diastolic pressure, atria are contracting, ventricles are relaxing 
A)  systolic pressure, ejection of blood from the heart 
B)  diastolic pressure, ejection of blood from the heart 
C)  systolic pressure, ventricles are relaxing 
D)  diastolic pressure, ventricles are relaxing 
E)  diastolic pressure, atria are contracting, ventricles are relaxing

Question 6

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

Accepted Answer

A) True 
 B)False

Question 7

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)  regulation of 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)  regulation of blood pressure 
D)  oxygenate the blood 
E)  remove debris from the blood

Question 8

If your pulse is 70 beats per minute,how fast is your heart beating?

Accepted Answer

A)  140 beats per minute 
B)  35 beats per minute 
C)  70 beats per minute 
A)  140 beats per minute 
B)  35 beats per minute 
C)  70 beats per minute

Question 9

What is the largest artery in the systemic circuit?

Accepted Answer

A)  femoral 
B)  carotid 
C)  pulmonary 
D)  hepatic 
E)  aorta 
A)  femoral 
B)  carotid 
C)  pulmonary 
D)  hepatic 
E)  aorta

Question 10

Which of the following blood vessels are the only ones 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 11

What are known as the "strings of the heart?"

Accepted Answer

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

Question 12

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

Accepted Answer

A) True 
 B)False

Question 13

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 14

What structure within a capillary bed shunts blood from the arteriole to the venule?

Accepted Answer

A)  precapillary valve 
B)  endothelium 
C)  precapillary sphincter 
D)  pericardium 
E)  shunt valve 
A)  precapillary valve 
B)  endothelium 
C)  precapillary sphincter 
D)  pericardium 
E)  shunt valve

Question 15

Gas exchange is the only function of blood.

Accepted Answer

A) True 
 B)False

Question 16

At any one time,where is the majority of the blood found in the body?

Accepted Answer

A)  veins 
B)  lungs 
C)  lymphatic vessels 
D)  capillaries 
E)  arteries 
A)  veins 
B)  lungs 
C)  lymphatic vessels 
D)  capillaries 
E)  arteries

Question 17

The "lub" sound of the "lub-dup" heart beat is due to what?

Accepted Answer

A)  the closing of the AV valves 
B)  the closing of the semilunar valves 
C)  the right atrium contracting 
D)  the left atrium contracting 
E)  the relaxation of both atria 
A)  the closing of the AV valves 
B)  the closing of the semilunar valves 
C)  the right atrium contracting 
D)  the left atrium contracting 
E)  the relaxation of both atria

Question 18

If a person is dehydrated,how will this affect nutrient exchange at the capillaries?

Accepted Answer

A)  It will have no effect. 
B)  Water will not leave the arterial end of the capillary and enter the tissues. 
C)  Oxygen will not leave the capillary and enter the tissues. 
D)  Carbon dioxide will not leave the tissues and enter the capillary. 
E)  Plasma proteins will be able to leave the capillary and enter the tissues. 
A)  It will have no effect. 
B)  Water will not leave the arterial end of the capillary and enter the tissues. 
C)  Oxygen will not leave the capillary and enter the tissues. 
D)  Carbon dioxide will not leave the tissues and enter the capillary. 
E)  Plasma proteins will be able to leave the capillary and enter the tissues.

Question 19

Which part of the brain contains the cardiac control center?

Accepted Answer

A)  cerebrum 
B)  medulla oblongata 
C)  cerebellum 
D)  pons 
E)  frontal lobe 
A)  cerebrum 
B)  medulla oblongata 
C)  cerebellum 
D)  pons 
E)  frontal lobe

Question 20

Lisa receives a dose of epinephrine.What does this do to her heart rate?

Accepted Answer

A)  increases it 
B)  decreases it 
C)  stops it 
D)  does not alter it 
A)  increases it 
B)  decreases it 
C)  stops it 
D)  does not alter it

Exam 5: Cardiovascular System: Heart and Blood Vessels

Blood pressure plays a major role in returning blood to the heart.

What drug may protect against having a first heart attack?

Dr.Ferguson explained that in a condition known as situs inversus,the internal organs are reversed in their orientation.Thus,the apex of the heart would be oriented to the ___.

What is the instrument called that is used to measure blood pressure?

Normal blood pressure is 120/80.What is the top number called and what is happening in the heart?

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

What is the function of valves in the veins?

If your pulse is 70 beats per minute,how fast is your heart beating?

What is the largest artery in the systemic circuit?

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

What are known as the "strings of the heart?"

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

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

What structure within a capillary bed shunts blood from the arteriole to the venule?

Gas exchange is the only function of blood.

At any one time,where is the majority of the blood found in the body?

The "lub" sound of the "lub-dup" heart beat is due to what?

If a person is dehydrated,how will this affect nutrient exchange at the capillaries?

Which part of the brain contains the cardiac control center?

Lisa receives a dose of epinephrine.What does this do to her heart rate?

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