Pharmacology Chapter 20/ Cholinergic Drugs

45 Questions | By Sstoec | Updated: Nov 28, 2022 | Attempts: 2823

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Pharmacology Chapter 20/ Cholinergic Drugs - Quiz

In today’s quiz about the topic of pharmacology – the branch of medicine that concerns itself with drugs – we’ll be looking at cholinergic drugs, which are relative to nerve cells in which acetylcholine acts as a neurotransmitter. What do you know?

Questions and Answers

1.

The neurotransmitter responsible for transmission of nerve impulses to effector cells in the parasymapthetic nervous system.
2.

Lack of normal muscle tone
3.

Which of the following are are a class of drugs that stimulate the parasympathetic nervous system.
- A.
  
  Sympathomimetics
- B.
  
  Parasympathomimetics
- C.
  
  Cholinergic drugs
- D.
  
  Cholinergic agonists
- E.
  
  Sympothylotics
4.

A __________ receptor binds actetylcholine and mediates its acitons.
5.

________- acting drugs work by inhibiting the action of acetylcholinesterase
6.

Muscarinic receptors are stimulated by ________, a substance isolated from mushrooms.
- A.
  
  Muscarine
- B.
  
  Acetylcholine
- C.
  
  Dopamine
- D.
  
  Nicotine
7.

Indirect acting cholinergic drugs are also know as cholinesterase ________
8.

When acetylcholine directly binds to its receptor, _______ occurs.
9.

Cholinergic drugs ___________ the intestine and bladder, which results in _________ gastric secretions, GI motility, and urinary ________.
- A.
  
  Stimulate, increased, frequency
- B.
  
  Inhibit, decreased, retention
- C.
  
  Stimulate, decreased, frequency
- D.
  
  Inhibit, increased, retention
10.

Constriction of the pupil.
11.

Which of the following is an effect of cholinergic drugs.
- A.
  
  Increased salivation and sweating
- B.
  
  Reduced heart rate and vasodilation
- C.
  
  Constriction of the bronchi in the lungs and narrowing of airways
- D.
  
  Stimulation of the intestine and bladder.
- E.
  
  Mydriasis
- F.
  
  Decreased salivation and sweating
12.

Which cholinergic receptors are stimulated with high dosages of cholinergic drugs and cause many of the undesirable effects.
13.

Oral direct acting drug that is used to treat atony of the bladder and GI tract.
- A.
  
  Bethanechol
- B.
  
  Carbachol
- C.
  
  Donepezil
- D.
  
  Physostigmine
14.

The following are indications for use of indirect-acting cholinergic drugs.
- A.
  
  Myasthenia gravis
- B.
  
  Antidote for anticholinergic poisoning
- C.
  
  Alzheimers disease
- D.
  
  Atony of the bladder and GI tract
- E.
  
  Reduction of intraocular pressure in patient's with glaucoma
15.

Which of the following are cardiovascular adverse effects of cholinergenic drugs
- A.
  
  Bradycardia
- B.
  
  Tachycardia
- C.
  
  Hypotension
- D.
  
  Hypertension
- E.
  
  Syncope
- F.
  
  Conduction abnormalities
16.

Which of the following are CNS adverse effects of cholinergic drugs
- A.
  
  Headaches
- B.
  
  Dizziness
- C.
  
  Convulsions
- D.
  
  Ataxia
- E.
  
  Depression
- F.
  
  Anxiety
17.

Which of the following are GI adverse effects of cholinergic drugs
- A.
  
  Abdominal cramps
- B.
  
  Increased secretions
- C.
  
  Nausea and vomiting
- D.
  
  Constipation
- E.
  
  Diarrhea
- F.
  
  Anorexia
18.

Which of the following are respiratory adverse effects of cholinergic drugs
- A.
  
  Increased bronchial secretions
- B.
  
  Bronchospasm
- C.
  
  Cough
- D.
  
  Dyspnea
- E.
  
  Bronchitis
19.

Which of the following miscellaneous adverse effects of cholinergic drugs
- A.
  
  Lacrimation
- B.
  
  Sweating
- C.
  
  Salivation
- D.
  
  Miosis
- E.
  
  Mydriasis
- F.
  
  Dehydration
20.

Contraindications for cholinergic drugs include
- A.
  
  GI or GU tract obstruction
- B.
  
  Bradycardia
- C.
  
  Hyperthyroidism
- D.
  
  Epilepsy
- E.
  
  Hypotension
- F.
  
  COPD
- G.
  
  Alzheimers disease
- H.
  
  Glaucoma
21.

Antidote for cholinergic drugs
22.

What does SLUDGE stand for?
23.

What is the acronym for the effects of a cholinergic crises?
24.

Which of the following drugs may antagonize the use of cholinergic drugs?
- A.
  
  Anticholinergics
- B.
  
  Antihistamines
- C.
  
  Sympathomimetics
- D.
  
  Sympalyotics
- E.
  
  MAOIs
25.

The nurse is reviewing the use of bethanechol in a patient who is experiencing postoperative urinary retention. Which statement best describes the mechanism of action of bethanechol?
- A.
  
  It caused decreased bladder tone and motility
- B.
  
  It causes increased bladder tone and motility
- C.
  
  It increases the sensation of a full bladder
- D.
  
  In causes the sphincters in the bladder to become tighter