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Home Test Prep ACLS

Test Prep ACLS Exam Practice Questions (P. 3)

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Question #21
Dopamine at low doses (1`"2 mcg/kg/min) will cause:
  1. A
    elevated blood pressure
  2. B
    renal vasoconstriction
  3. C
    renal vasodilatation
  4. D
    tachycardia

Correct Answer:
C

Question #22
Sodium bicarbonate should be considered in arrests caused by:
Tricyclic overdose, hyperkalemia, and preexisting metabolic acidosis
In the treatment of an 80-kg adult in ventricular tachycardia with a pulse, which of the following schedules of lidocaine is preferred?
  1. A
    80 mg IV bolus followed by an infusion at 2ג€"4 mg/min
  2. B
    160 mg IV bolus every 10 minutes up to a total of 500 mg
  3. C
    160 mg IV bolus followed by an infusion at 6 mg/min
  4. D
    400 mg IV bolus followed by an infusion at 1ג€"2 mg/min

Correct Answer:
A

Question #23
T/F: Bradycardia not responding to atropine should be treated with isoproterenol 1 mg in 250 mL D5W infused wide open.
  1. A
    True
  2. B
    False

Correct Answer:
B

Question #24
T/F: Lidocaine enhances myocardial contractility.
  1. A
    True
  2. B
    False

Correct Answer:
B

Question #25
T/F: Beta-blockers depress the pumping function of heart muscle.
  1. A
    True
  2. B
    False

Correct Answer:
A

Question #26
SIMULATION -
Describe the use of a curved versus straight laryngoscope blade.

Correct Answer:
See explanation below.
The curved blade is designed to fit into the vallecula, whereas the straight blade is used to lift the epiglottis.

Question #27
SIMULATION -
What cardiac drugs should be avoided in acute cardiogenic pulmonary edema?

Correct Answer:
See explanation below.
Beta-blockers, such as propranolol, and isoproterenol.

Question #28
T/F: Antishock garments should be used to treat acute cardiogenic pulmonary edema.
  1. A
    True
  2. B
    False

Correct Answer:
B

Question #29
T/F: Ventricular fibrillation produces no cardiac output.
  1. A
    True
  2. B
    False

Correct Answer:
A

Question #30
SIMULATION -
What is the effect of atropine on vagal reflexes?

Correct Answer:
See explanation below.
Atropine typically decreases vagal reflexes while increasing ventricular irritability.

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