Nurs 212a - pHarm (pH) - Chapter 31: Adrenergic Blocking Agents

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Nurs 212a - pHarm (pH) - Chapter 31: Adrenergic Blocking Agents - Quiz

Focus on Nursing Pharmacology Fourth Edition by Amy M. Karch, RN, MS.
Published by Lippincott Williams& Wilkins
ISBN-13: 978-0-7817-9047-5
ISBN-10: 0-7817-9047-6

Questions and Answers

1.

Drugs that block all adrenergic receptors are primarily used to treat
- A.
  
  Respiratory conditions
- B.
  
  Cardiac conditions
- C.
  
  Endocrine conditions
- D.
  
  Pain
- E.
  
  None of the above
Correct Answer
B. Cardiac conditions

Explanation
Drugs that block all adrenergic receptors are primarily used to treat CARDIAC-RELATED CONDITIONS (p. 491).

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2.

Adrenergic antagonists are also known as
- A.
  
  Sympathomimetic drugs
- B.
  
  Parasympathomimetic drugs
- C.
  
  Narcotics
- D.
  
  Sympatholytic drugs
- E.
  
  Parasympatholytic drugs
Correct Answer
D. Sympatholytic drugs

Explanation
notes

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0
1
3.

Which of the following is not an indication for Labetalol?
- A.
  
  Hypertension
- B.
  
  Pheocrhomacytoma
- C.
  
  Clonidine withdrawal
- D.
  
  Congestive heart failure
- E.
  
  None of the above
Correct Answer
D. Congestive heart failure

Explanation
Labetalol is used to treat hypertension, pheochromocytoma, and clonidine withdrawal (notes).

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4.

Which of the following is a contraindication for sympatholytic drugs?
- A.
  
  Heart block
- B.
  
  CHF
- C.
  
  Shock
- D.
  
  Bradycardia
- E.
  
  All of the above
Correct Answer
E. All of the above

Explanation
(notes)

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5.

True or False:Adrenergic blocking agents competitively block the effects of acetylcholine at the alpha and beta receptors throughout the SNS
- A.
  
  True
- B.
  
  False
Correct Answer
B. False

Explanation
Adrenergic blocking agents competitively block the effects of NOREPINEPHRINE at the alpha and beta receptors throughout the SNS (notes).

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1
0
6.

Alpha 1 selective adrenergic blocking agents do not treat
- A.
  
  BPH
- B.
  
  Hypertention
- C.
  
  Angina
- D.
  
  All of the above
- E.
  
  None of the above
Correct Answer
C. Angina

Explanation
Alpha 1 selective adrenergic blocking agents are drugs that have a specific affinity for alpha 1 receptors. This category of drugs is used to treat hypertension and benign prostatic hyperplasia (BPH).

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7.

Which of the following prevents reinfarction after MI?
- A.
  
  Alpha1-selective adrenergic blocking agents
- B.
  
  Beta-selective adrenergic blocking agents
- C.
  
  Alpha- and beta- adrenergic blocking agents
- D.
  
  Cholinergic blocking agents
- E.
  
  None of the above
Correct Answer
B. Beta-selective adrenergic blocking agents

Explanation
Beta-selective adrenergic blocking agents are used to treat CARDIOVASCULAR problems (hypertension, angina, migraine headaches) and to prevent REINFARCTION after MI (p. 497).

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8.

Beta-adrenergic blocking agents competitively block beta receptors in
- A.
  
  Heart
- B.
  
  Kidney
- C.
  
  Liver
- D.
  
  A and B
- E.
  
  B and C
Correct Answer
D. A and B

Explanation
Beta-adrenergic blocking agents competitively block beta receptors in the HEART and in the JUXTAGOLUMERULAR APPARATUS of the NEPHRON (notes).

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Nurs 212a - pHarm (pH) - Chapter 31: Adrenergic Blocking Agents

Drugs that block all adrenergic receptors are primarily used to treat

Adrenergic antagonists are also known as

Which of the following is not an indication for Labetalol?

Which of the following is a contraindication for sympatholytic drugs?

True or False:Adrenergic blocking agents competitively block the effects of acetylcholine at the alpha and beta receptors throughout the SNS

Alpha 1 selective adrenergic blocking agents do not treat

Which of the following prevents reinfarction after MI?

Beta-adrenergic blocking agents competitively block beta receptors in