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Pharmacology - Bio 528

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thomasina413
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Cholinergics and Anticholinergics

Questão 1 de 19

1

ACh is released from the terminal of each of the following neurons EXCEPT:

Selecione uma das seguintes:

  • sympathetic preganglionic neuron innervating the adrenal medulla

  • sympathetic postganglionic neuron innervating the GI tract

  • parasympathetic postganglionic neuron innervating the pupil of the eye

  • motor nerve innervating skeletal muscle

Explicação

Questão 2 de 19

1

Postsynaptic nicotinic receptors are found at each of the following sites EXCEPT:

Selecione uma das seguintes:

  • adrenal medulla

  • sinoatrial node

  • autonomic ganglia

  • skeletal muscle motor end-plate

Explicação

Questão 3 de 19

1

Another name for the sympathetic nervous system outflow is the...

Selecione uma das seguintes:

  • thoracolumbar outflow

  • craniosacral outflow

  • somatic outflow

  • autonomic outflow

Explicação

Questão 4 de 19

1

You would MOST AVOID administering which of the following drugs to the patient taking an MAO inhibitor?

Selecione uma das seguintes:

  • meperidine

  • ephedrine

  • halothane

  • propranolol

Explicação

Questão 5 de 19

1

Release of neurotransmitter requires the entry of what substance into the nerve terminal?

Selecione uma das seguintes:

  • sodium

  • potassium

  • magnesium

  • calcium

Explicação

Questão 6 de 19

1

Which of the following is the correct pairing for sweat glands (division / neurotransmitter)?

Selecione uma das seguintes:

  • sympathetic - norepinephrine

  • sympathetic - acetylcholine

  • parasympathetic - norepinephrine

  • parasympathetic - acetylcholine

Explicação

Questão 7 de 19

1

Side effects of cholinesterase inhibitors include each of the following EXCEPT:

Selecione uma das seguintes:

  • bradycardia

  • increased salivation

  • bronchoconstriction

  • mydriasis

Explicação

Questão 8 de 19

1

You would avoid which agent if the patient w/ glaucoma is being treated with echothiophate?

Selecione uma das seguintes:

  • remifentanyl

  • thiopental

  • mivacurium

  • edrophonium

Explicação

Questão 9 de 19

1

A farmer who one hour ago was spraying his crops with organophosphate insecticide complains of abdominal cramps, muscle weakness, and blurred vision. He is wheezing and bradycardic. Treatment of this condition might reasonably include each of the following agents EXCEPT:

Selecione uma das seguintes:

  • physiostigmine

  • atropine

  • diazepam

  • pralidoxime

Explicação

Questão 10 de 19

1

Nerves that conduct the action potential the fastest are:

Selecione uma das seguintes:

  • myelinated and have small diameter

  • myelinated and have large diameter

  • unmyelinated and have small diameter

  • unmyelinated and have large diameter

Explicação

Questão 11 de 19

1

Signs and symptoms of the anticholinergic syndrome include:

Selecione uma das seguintes:

  • excessive salivation

  • bradycardia

  • excessive sweating

  • mania and hallucinations

Explicação

Questão 12 de 19

1

Which second messenger promotes bronchoconstriction?

Selecione uma das seguintes:

  • cGMP

  • inositol triphosphate (IP3)

  • cAMP

  • calmodulin

Explicação

Questão 13 de 19

1

Which of the following agents produces bronchodilation because of its antimuscarinic actions?

Selecione uma das seguintes:

  • sodium nitroprusside

  • terbutaline

  • aminophylline

  • ipratropium

Explicação

Questão 14 de 19

1

Which of the following agents produces the greatest increase in HR?

Selecione uma das seguintes:

  • scopolamine

  • glycopyrrolate

  • atropine

  • pilocarpine

Explicação

Questão 15 de 19

1

You want to protect the patient from excessive salivation. You also want to PROMOTE sedation. Which drug would be used?

Selecione uma das seguintes:

  • glycopyrrolate

  • atropine

  • scopolamine

Explicação

Questão 16 de 19

1

You want to protect the patient from excessive salivation. You also want to AVOID sedation. Which drug would be used?

Selecione uma das seguintes:

  • glycopyrrolate

  • atropine

  • scopolamine

Explicação

Questão 17 de 19

1

Which antisialogogue is LEAST effective at reducing salivation?

Selecione uma das seguintes:

  • glycopyrrolate

  • atropine

  • scopolamine

Explicação

Questão 18 de 19

1

A farmer who one hour ago was spraying his crops with organophosphate insecticide complains of abdominal cramps, muscle weakness, and blurred vision. He is wheezing and bradycardic. What is he suffering from?

Selecione uma das seguintes:

  • anticholinergic overdose

  • cholinergic syndrome or cholinergic crisis

  • anticholinergic syndrome

Explicação

Questão 19 de 19

1

68-year-old patient was given scopolamine preop and atropine with edrophonium to reverse muscle paralysis at the end of the case. In PACU the patient becomes restless, combative and confused. A rash on the upper body is seen. Tachycardia is also present. What is the condition called?

Selecione uma das seguintes:

  • anticholinergic syndrome

  • cholinergic syndrome

  • anticholinesterase inhibitor

Explicação