5334 NURS– A SERIES OF QUESTIONS AND VERIFIED ANSWERS GRADE A+ 2025//2026.

5334 NURS– A SERIES OF QUESTIONS AND
VERIFIED ANSWERS GRADE A+ 2025//2026.
Stimulation of the alpha 1 receptor causes which of the following responses:
A. Bronchodilation
B. Vasoconstriction
C. Correct answer.
D. Vasodilation
E. Increased mucus production - ANSWER: B. Vasoconstriction

Pseudoephedrine is an example of an:
A. Beta 2 receptor agonist
B. Beta 1 receptor agonist
C. Alpha 1 receptor agonist
D. Alpha 2 receptor agonist - ANSWER: C. Alpha 1 receptor agonist

Alpha 2 receptor agonists, like Clonidine, are commonly used as stimulants.
A. True
B. False - ANSWER: B. False

Stimulation of B1 receptors primarily affects the heart by-------------------- heart rate
and contractility. - ANSWER: Increasing heart rate and contractility

Stimulation of Beta 2 receptors causes -------------------------- in smooth muscle in the
lungs, GI, uterus and liver. - ANSWER: Relaxation

Tamsulosin is an example of a _________________________antagonist and is
primarily used to relax smooth muscle in the bladder.
A. Beta 1
B. Alpha 2
C. Beta 2
D. Alpha 1 - ANSWER: D. Alpha 1

a. ---------beta blockers inhibit Beta 1 receptors and affect the heart only.

b. -----------beta blockers block both Beta 1 and Beta 2 receptors thus affecting both
the heart and lungs. - ANSWER: a. selective
b. non-selective

Metoprolol is an example of a - ANSWER: selective beta blocker

Propranolol is an example of a - ANSWER: nonselective beta blocker.

Dobutamine is an example of a ______________________________ and is used to
increase cardiac output in individuals experiencing shock.
A. Beta 1 receptor agonist
B. Beta 1 receptor antagonist
C. Beta 2 receptor agonist

, D. Beta 2 receptor antagonist - ANSWER: A. Beta 1 receptor agonist

Which of the following types of medications are commonly used for the treatment of
asthma or COPD?
A. Beta 1 receptor agonists
B. Alpha 2 receptor agonists
C. Alpha 1 receptor agonists
D. Beta 2 receptor agonists - ANSWER: D. Beta 2 receptor agonists

What receptors stimulate smooth muscle contraction. - ANSWER: Alpha 1
receptors

What receptors stimulate increased heart rate and contractility. - ANSWER: Beta 1
receptors

What receptors relax smooth muscle. - ANSWER: Beta 2

What are the most commonly prescribed medications impacting the Autonomic
Nervous - ANSWER: Beta-blockers/Anti-cholinergics

Which of these physiological changes would not be considered part of the A. A.
sympathetic fight-or-flight response?
B. Increased sweating
C. Increased gastric motility
D. Dilated pupils
E. Increased heart rate - ANSWER: C. Increased gastric motility

The autonomic nervous system controls---------------responses. - ANSWER:
Involuntary responses

The two main divisions of the autonomic nervous system are known as:
A. Sensory and Motor
B. Central Nervous System (CNS) and Peripheral Nervous System (PNS)
C. Motor and Somatic
D. Sympathetic division (SNS) and Parasympathetic division (PNS) - ANSWER: D.
Sympathetic division (SNS) and Parasympathetic division (PNS)

The sympathetic division of the ANS is associated with the - ANSWER: fight or
flight response

The parasympathetic division of the ANS is associated with the - ANSWER: Rest
and digest response

Stimulation of the SNS causes which of the following side effects:
A. Decreased heart rate
B. Bronchoconstriction
C. Hypotension
D. Increased heart rate - ANSWER: D. Increased heart rate