Question 1

Elizabeth takes a prescription drug that dilates her arterioles.What does this do to her blood pressure? Why?

Accepted Answer

A)  It falls because this increases the cross-sectional area of the vessels. 
B)  It rises because this increases the cross-sectional area of the vessels. 
C)  It falls because this decreases the cross-sectional area of the vessels. 
D)  It rises because this decreases the cross-sectional area of the vessels. 
E)  It stays the same because venules, not arterioles, control blood pressure. 
A)  It falls because this increases the cross-sectional area of the vessels. 
B)  It rises because this increases the cross-sectional area of the vessels. 
C)  It falls because this decreases the cross-sectional area of the vessels. 
D)  It rises because this decreases the cross-sectional area of the vessels. 
E)  It stays the same because venules, not arterioles, control blood pressure.

Question 2

Gas exchange is the only function of blood.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is not a symptom of a heart attack?

Accepted Answer

A)  feeling of pressure in the chest 
B)  dizziness 
C)  nausea and vomiting 
D)  diarrhea 
E)  shortness of breath 
A)  feeling of pressure in the chest 
B)  dizziness 
C)  nausea and vomiting 
D)  diarrhea 
E)  shortness of breath

Question 4

Where in the body is blood pressure the highest?

Accepted Answer

A)  superior vena cava 
B)  aorta 
C)  inferior vena cava 
D)  lung capillaries 
E)  renal capillaries 
A)  superior vena cava 
B)  aorta 
C)  inferior vena cava 
D)  lung capillaries 
E)  renal capillaries

Question 5

Tissue fluid contains lower amounts of protein than does plasma.

Accepted Answer

A) True 
 B)False

Question 6

Generally,there are no symptoms of hypertension.

Accepted Answer

A) True 
 B)False

Question 7

At the arterial end of a capillary,blood pressure is more important than osmotic pressure to cause water to exit the capillary.

Accepted Answer

A) True 
 B)False

Question 8

What structure within a capillary bed controls shunting of 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 9

Trace the path of blood flow through the heart and lungs,starting with the superior and inferior vena cava.

Accepted Answer

Blood enters the heart through the super

Question 10

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 11

What is the name of the thick,membranous sac that surrounds and protects the heart?

Accepted Answer

A)  mesothelium 
B)  endothelium 
C)  pericardium 
D)  myocardium 
E)  epicardium 
A)  mesothelium 
B)  endothelium 
C)  pericardium 
D)  myocardium 
E)  epicardium

Question 12

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 13

The American Heart Association recommends a diet low in saturated fat and cholesterol to prevent which disease?

Accepted Answer

A)  hypotension 
B)  aneurysm 
C)  hypertension 
D)  atherosclerosis 
E)  infarction 
A)  hypotension 
B)  aneurysm 
C)  hypertension 
D)  atherosclerosis 
E)  infarction

Question 14

If fluid is leaving a capillary and entering the tissue,which of the following statements is true?

Accepted Answer

A)  Red blood cells are able to leave the capillary. 
B)  Plasma proteins are able to leave the capillary. 
C)  Blood pressure is higher than osmotic pressure. 
D)  This is the venous end of the capillary. 
E)  The net pressure is in. 
A)  Red blood cells are able to leave the capillary. 
B)  Plasma proteins are able to leave the capillary. 
C)  Blood pressure is higher than osmotic pressure. 
D)  This is the venous end of the capillary. 
E)  The net pressure is in.

Question 15

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 
E)  makes it skip every other beat 
A)  increases it 
B)  decreases it 
C)  stops it 
D)  does not alter it 
E)  makes it skip every other beat

Question 16

Which blood vessel will supply oxygenated blood directly to the femoral artery?

Accepted Answer

A)  common iliac artery 
B)  femoral vein 
C)  aorta 
D)  common iliac vein 
E)  inferior vena cava 
A)  common iliac artery 
B)  femoral vein 
C)  aorta 
D)  common iliac vein 
E)  inferior vena cava

Question 17

Mrs.Hinson was informed that her blood pressure was 150/95.These numbers indicate that she has _____.

Accepted Answer

A)  normal blood pressure 
B)  prehypertension 
C)  hypotension 
D)  stage 1 hypertension 
E)  stage 2 hypertension 
A)  normal blood pressure 
B)  prehypertension 
C)  hypotension 
D)  stage 1 hypertension 
E)  stage 2 hypertension

Question 18

The innermost layer of an artery is known as what?

Accepted Answer

A)  mesothelium 
B)  endothelium 
C)  exothelium 
D)  hyperthelium 
E)  hypothelium 
A)  mesothelium 
B)  endothelium 
C)  exothelium 
D)  hyperthelium 
E)  hypothelium

Question 19

During open-heart surgery,the first heart structure that would be cut into is the _____.

Accepted Answer

A)  myocardium 
B)  left ventricle 
C)  pericardium 
D)  right ventricle 
E)  left atrium 
A)  myocardium 
B)  left ventricle 
C)  pericardium 
D)  right ventricle 
E)  left atrium

Question 20

What type of cell junctions are found in cardiac muscle tissue?

Accepted Answer

A)  atria and auricles 
B)  septae and chordae 
C)  intercalated disks 
D)  myocardium and pericardium 
E)  gap junctions and desmosomes 
A)  atria and auricles 
B)  septae and chordae 
C)  intercalated disks 
D)  myocardium and pericardium 
E)  gap junctions and desmosomes

Exam 5: Cardiovascular System: Heart and Blood Vessels

Elizabeth takes a prescription drug that dilates her arterioles.What does this do to her blood pressure? Why?

Gas exchange is the only function of blood.

Which of the following is not a symptom of a heart attack?

Where in the body is blood pressure the highest?

Tissue fluid contains lower amounts of protein than does plasma.

Generally,there are no symptoms of hypertension.

At the arterial end of a capillary,blood pressure is more important than osmotic pressure to cause water to exit the capillary.

What structure within a capillary bed controls shunting of blood from the arteriole to the venule?

Trace the path of blood flow through the heart and lungs,starting with the superior and inferior vena cava.

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

What is the name of the thick,membranous sac that surrounds and protects the heart?

Which part of the brain contains the cardiac control center?

The American Heart Association recommends a diet low in saturated fat and cholesterol to prevent which disease?

If fluid is leaving a capillary and entering the tissue,which of the following statements is true?

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

Which blood vessel will supply oxygenated blood directly to the femoral artery?

Mrs.Hinson was informed that her blood pressure was 150/95.These numbers indicate that she has _____.

The innermost layer of an artery is known as what?

During open-heart surgery,the first heart structure that would be cut into is the _____.

What type of cell junctions are found in cardiac muscle tissue?

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