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HESI RN · HESI Pharmacology · Peripheral Nervous System Drugs Quizlet

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Which of the following has been shown to prolong life in patient with chronic congestive failure but has a negative inotropic effect on cardiac contractility?

A. Carvedilol

B. Digitoxin

C. Digoxin

D. Dobutamine

Expert Explanatory Rationale

Correct Answer: Carvedilol

Question 2 of 5

What is the main neurotransmitter released by the parasympathetic nervous system?

A. Dopamine

B. Acetylcholine

C. Norepinephrine

D. GABA

Expert Explanatory Rationale

Correct Answer: Acetylcholine

Question 3 of 5

While undergoing a surgical procedure a patient develops hypotension. Which of the following drugs can be injected intramuscularly to raise his BP

A. Noradrenaline

B. Isoprenaline

C. Mephentermine

D. Isoxsuprine

Expert Explanatory Rationale

Correct Answer: Mephentermine

Question 4 of 5

Which of the following is a characteristic of the sympathetic nervous system's response to stress?

A. Increased salivation

B. Increased blood flow to digestive organs

C. Dilation of pupils

D. Decreased heart rate

Expert Explanatory Rationale

Correct Answer: Dilation of pupils

Question 5 of 5

Which of the following ÃŽÂ±-adrenoceptor blockers is used as anti-glaucoma agent

A. Propranolol

B. Nadolol

C. None of the above

D. Atenolol

Expert Explanatory Rationale

Correct Answer: None of the above

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