Chapter 12, Shock - Online Quiz

Question 1

A 20-year-old male has a large laceration to his wrist. He is holding a blood-soaked towel over the wound, but it continues to bleed rapidly. You should:

Select one:
A. administer high-flow supplemental oxygen.
B. apply a tourniquet proximal to the wrist.
C. wrap the towel with pressure bandages.
D. apply pressure to the brachial artery.

Answer 1

B. apply a tourniquet proximal to the wrist.

Question 2

A 25-year-old unrestrained female struck the steering wheel with her chest when her car hit a tree while traveling at a high rate of speed. She has signs and symptoms of shock, which you suspect are the result of intrathoracic bleeding. Which of the following interventions will provide this patient with the greatest chance for survival?

Select one:
A. High-flow oxygen administration
B. Intravenous fluid administration
C. Rapid transport to a trauma center
D. Full immobilization of her spine

Answer 2

C. Rapid transport to a trauma center

Question 3

As you approach a patient lying at the side of the roadway, you observe severe bleeding from the leg. What should your first action be?

Select one:
A. Check for a pulse.
B. Administer oxygen.
C. Open the airway.
D. Control the bleeding.

Answer 3

D. Control the bleeding.

Question 4

Distributive shock occurs when:

Select one:
A. severe bleeding causes tachycardia in order to distribute blood to the organs faster.
B. widespread dilation of the blood vessels causes blood to pool in the vascular beds.
C. temporary but severe vasodilation causes a decrease in blood supply to the brain.
D. an injury causes restriction of the heart muscle and impairs its pumping function.

Answer 4

B. widespread dilation of the blood vessels causes blood to pool in the vascular beds.

Question 5

Foods, medications, and insects are common causes of ________.

Select one:
A. psychogenic shock
B. neurogenic shock
C. septic shock
D. anaphylactic shock

Answer 5

D. anaphylactic shock

Question 6

Hypovolemic shock caused by severe burns is the result of a loss of:

Select one:
A. whole blood.
B. red blood cells.
C. platelets.
D. plasma.

Answer 6

D. plasma.

Question 7

In an acute injury setting, neurogenic shock is commonly accompanied by:

Select one:
A. hypovolemia.
B. hypothermia.
C. tachycardia.
D. diaphoresis.

Answer 7

B. hypothermia.

Question 8

Inadequate circulation of blood throughout the body is called ________.

Select one:
A. hypotension
B. perfusion
C. hypoxia
D. shock

Answer 8

D. shock

Question 9

Pulmonary edema and impaired ventilation occur during:

Select one:
A. anaphylactic shock.
B. neurogenic shock.
C. cardiogenic shock.
D. septic shock.

Answer 9

C. cardiogenic shock.

Question 10

Shock due to severe infection is called ________.

Select one:
A. anaphylactic shock
B. hypovolemic shock
C. neurogenic shock
D. septic shock

Answer 10

D. septic shock

Question 11

To protect vital organs, the body compensates by directing blood flow away from organs that are more tolerant of low flow, such as:

Select one:
A. the brain.
B. the lungs.
C. the heart.
D. the skin.

Answer 11

D. the skin.

Question 12

What are the three components of the “perfusion triangle”?

Select one:
A. Arteries, veins, capillaries
B. Plasma, red blood cells, platelets
C. Heart, brain, lungs
D. Heart, blood vessels, blood

Answer 12

D. Heart, blood vessels, blood

Question 13

When assessing a patient with signs and symptoms of shock, it is important to remember that:

Select one:
A. irreversible shock often responds well to a prompt blood transfusion.
B. blood pressure may be the last measurable factor to change in shock.
C. the patient’s respirations are deep during the early stages of shock.
D. multiple fractures are the most common cause of hypovolemic shock.

Answer 13

B. blood pressure may be the last measurable factor to change in shock.

Question 14

When should nonlifesaving interventions be performed for your multisystem trauma patient?

Select one:
A. Immediately after the injuries are discovered
B. During the primary assessment
C. En route to the hospital
D. Prior to transport

Answer 14

C. En route to the hospital

Question 15

When treating an 80-year-old patient who is in shock, it is important to remember that:

Select one:
A. the older patient’s central nervous system usually reacts more briskly to compensate for shock.
B. compensation from the respiratory system usually manifests with increased tidal volume.
C. changes in gastric motility may delay gastric emptying, which increases the risk for vomiting.
D. medications older patients take for hypertension often cause an unusually fast heart rate.

Answer 15

C. changes in gastric motility may delay gastric emptying, which increases the risk for vomiting.

Question 16

Which of the following injuries would MOST likely cause obstructive shock?

Select one:
A. Cardiac tamponade
B. Liver laceration
C. Simple pneumothorax
D. Spinal cord injury

Answer 16

A. Cardiac tamponade

Question 17

Which of the following is the ONLY action that can prevent eventual death from a tension pneumothorax?

Select one:
A. Positive-pressure ventilation with a bag-valve mask
B. Decompression of the injured side of the chest
C. Rapid administration of intravenous fluids
D. Early administration of high-flow oxygen

Answer 17

B. Decompression of the injured side of the chest

Question 18

You suspect your patient is in shock. You note the patient’s skin is pale. This is likely due to ___________.

Select one:
A. peripheral vasoconstriction
B. an increased heart rate
C. peripheral vasodilation
D. hypothermia

Answer 18

A. peripheral vasoconstriction

Question 19

Your patient has a decreased cardiac output and poor myocardial contractility. This will likely lead to ___________.

Select one:
A. hypovolemic shock
B. septic shock
C. neurogenic shock
D. cardiogenic shock

Answer 19

D. cardiogenic shock

Question 20

Your patient is in shock, but the body's defense mechanisms are currently able to maintain adequate circulation. This is called \_\_\_\_\_\_\_\_\_\_\_.
Select one:
A. decompensated shock
B. late shock
C. irreversible shock
D. compensated shock

Answer 20

D. compensated shock