Question 1

Which of the following signs of hypovolemic shock is a relatively late sign?

Accepted Answer

A)   increased heart rate
B)   cold, clammy skin
C)   rapidly falling blood pressure
D)   rapid, thready pulseE) B) and D)
F) C) and D)

Question 2

A patient lost a lot of blood during surgery and his blood pressure dropped from 120/80 to 90/50.Describe how the kidneys respond to this change in blood pressure.

Accepted Answer

When arterial blood pressure declines,sp...

Question 3

The arteries that are also called distributing arteries are the ________.

Accepted Answer

A)   elastic arteries
B)   arterioles
C)   muscular arteries
D)   capillariesE) B) and C)
F) None of the above

Question 4

In red bone marrow newly formed blood cells enter the circulation.You would expect to see many ________ type of capillaries in red bone marrow.

Accepted Answer

A)   metarterioles
B)   continuous capillaries
C)   sinusoid capillaries
D)   fenestrated capillariesE) A) and D)
F) A) and C)

Question 5

Each of the following describes the action of aldosterone except one.Which of the following does not describe the activity of aldosterone hormone?

Accepted Answer

A)   It will result in higher sodium levels in the urine.
B)   It promotes an increase in blood pressure.
C)   It promotes an increase in sodium reabsorption from the kidney to the blood.
D)   It will reduce urine output.E) C) and D)
F) None of the above

Question 6

Blood flow to the skin ________.

Accepted Answer

A)   is not an important source of nutrients and oxygen for skin cells
B)   is controlled mainly by decreasing pH
C)   increases when environmental temperature rises
D)   increases when body temperature drops so that the skin does not freezeE) A) and D)
F) A) and C)

Question 7

Due to the branching of arteries the type of arteries that would be most numerous would be ________.

Accepted Answer

A)   arterioles
B)   pulmonary arteries
C)   muscular arteries
D)   elastic arteriesE) All of the above
F) A) and D)

Question 8

Match the following:
-Site where the blood volume is greatest.

Accepted Answer

A)  Large arteries
B)  Large veins
C)  Capillaries
D)  Large Arteries
E)  ArteriolesF) All of the above
G) A) and B)

Question 9

These capillaries may be lined with phagocytes that can extend their process into the plasma to catch "prey."

Accepted Answer

A)   fenestrations
B)   anastomoses
C)   thoroughfare channels
D)   sinusoidsE) All of the above
F) A) and D)

Question 10

A thrombus (blood clot) in the first branch of the arch of the aorta would affect the flow of blood to the ________.

Accepted Answer

A)   left upper arm
B)   myocardium of the heart
C)   left side of the head and neck
D)   right side of the head and neck and right upper armE) C) and D)
F) B) and C)

Question 11

Brain blood flow autoregulation ________.

Accepted Answer

A)   is less sensitive to pH than to a decreased oxygen level
B)   is controlled by cardiac centers in the pons
C)   is abolished when abnormally high CO2 levels persist
D)   causes constriction of cerebral blood vessels in response to a drop in systemic blood pressureE) A) and B)
F) None of the above

Question 12

Match the following:
-Major supply to the cerebral hemispheres.

Accepted Answer

A)  External iliac artery
B)  Internal carotid artery
C)  Brachiocephalic trunk
D)  Celiac trunk
E)  Radial arteryF) A) and B)
G) C) and D)

Question 13

In general it is expected that ________.

Accepted Answer

A)   osmotic pressure will be lower in the arteriole end of the capillary bed compared to the venous end
B)   hydrostatic pressure will rise as blood moves away from the arteriole end of the capillary bed
C)   hydrostatic pressure will drop as blood moves away from the arteriole end of the capillary bed
D)   hydrostatic pressure will remain constant throughout the capillary bedE) B) and D)
F) A) and B)

Question 14

Which of the following is the most significant source of blood flow resistance?

Accepted Answer

A)   blood viscosity
B)   blood vessel diameter
C)   total blood vessel length
D)   blood vessels typeE) A) and B)
F) A) and C)

Question 15

Figure 19.2
Using Figure 19.2, match the following:
-Splenic vein.

Accepted Answer

A)  E
B)  B
C)  D
D)  C
E)  AF) A) and C)
G) A) and D)

Question 16

Which of the following is least involved in pulmonary circulation?

Accepted Answer

A)   right ventricle
B)   superior vena cava
C)   pulmonary arteries and veins
D)   left atriumE) B) and C)
F) C) and D)

Question 17

A family of peptides called ________ are released by the endothelium and are among the most potent vasoconstrictors known.

Accepted Answer

The answer of A family of peptides called ________ are...

Question 18

An increase in blood viscosity will cause an increase in peripheral resistance.

Accepted Answer

A) True 
 B)False

Question 19

Secondary hypertension can be caused by ________.

Accepted Answer

A)   kidney disease
B)   stress
C)   smoking
D)   obesityE) A) and B)
F) None of the above

Question 20

Figure 19.1
Using Figure 19.1, match the following:
-Capillary found where active capillary absorption of filtrate occurs.

Accepted Answer

A)  A
B)  B
C)  CD) A) and C)
E) A) and B)

Exam 19: The Cardiovascular System: Blood Vessels

The arteries that are also called distributing arteries are the ________.

Correct AnswerverifiedShow Answer

In red bone marrow newly formed blood cells enter the circulation.You would expect to see many ________ type of capillaries in red bone marrow.

Correct AnswerverifiedShow Answer

Which of the following signs of hypovolemic shock is a relatively late sign?

Correct AnswerverifiedShow Answer

An increase in blood viscosity will cause an increase in peripheral resistance.

Correct AnswerverifiedShow Answer

A family of peptides called ________ are released by the endothelium and are among the most potent vasoconstrictors known.

Correct AnswerverifiedShow Answer

Brain blood flow autoregulation ________.

Correct AnswerverifiedShow Answer

Figure 19.2 Using Figure 19.2, match the following: -Splenic vein.

Correct AnswerverifiedShow Answer

A patient lost a lot of blood during surgery and his blood pressure dropped from 120/80 to 90/50.Describe how the kidneys respond to this change in blood pressure.

Correct AnswerverifiedWhen arterial blood pressure declines,sp...View AnswerShow Answer

Match the following: -Site where the blood volume is greatest.

Correct AnswerverifiedShow Answer

Which of the following is the most significant source of blood flow resistance?

Correct AnswerverifiedShow Answer

In general it is expected that ________.

Correct AnswerverifiedShow Answer

These capillaries may be lined with phagocytes that can extend their process into the plasma to catch "prey."

Correct AnswerverifiedShow Answer

Match the following: -Major supply to the cerebral hemispheres.

Correct AnswerverifiedShow Answer

Which of the following is least involved in pulmonary circulation?

Correct AnswerverifiedShow Answer

A thrombus (blood clot) in the first branch of the arch of the aorta would affect the flow of blood to the ________.

Correct AnswerverifiedShow Answer

Blood flow to the skin ________.

Correct AnswerverifiedShow Answer

Secondary hypertension can be caused by ________.

Correct AnswerverifiedShow Answer

Due to the branching of arteries the type of arteries that would be most numerous would be ________.

Correct AnswerverifiedShow Answer

Each of the following describes the action of aldosterone except one.Which of the following does not describe the activity of aldosterone hormone?

Correct AnswerverifiedShow Answer

Figure 19.1 Using Figure 19.1, match the following: -Capillary found where active capillary absorption of filtrate occurs.

Correct AnswerverifiedShow Answer

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When arterial blood pressure declines,sp...
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