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Pharmacology Exam: Autonomic Nervous System and Receptor Agonists/Antagonists, Exams of Nursing

University of Texas - DallasNursing

A series of questions and answers covering key concepts in pharmacology, specifically focusing on the autonomic nervous system and the effects of receptor agonists and antagonists. it's valuable for students studying pharmacology as it tests understanding of receptor function, drug classifications, and physiological responses. The questions cover topics such as alpha and beta receptors, their effects on various systems (heart, lungs, blood vessels), and the classification of drugs based on their receptor interactions. the q&a format allows for self-assessment and reinforcement of learning.

Typology: Exams

2024/2025

Available from 04/18/2025

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Pharmacology 5334 Exam 2024/2025
Questions & Answers Guaranteed Pass
Solutions.
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
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Download Pharmacology Exam: Autonomic Nervous System and Receptor Agonists/Antagonists and more Exams Nursing in PDF only on Docsity!

Pharmacology 5334 Exam 2024/

Questions & Answers Guaranteed Pass

Solutions.

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

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 Preganglionic neurons release-----------------onto nicotinic receptors on the postganglionic neuron. - ANSWER Acetylcholine Postganglionic neurons within the autonomic nervous systems are classified as either cholinergic or adrenergic. True or False - ANSWER True