Pharmacology - Mock Test 44

Question 431

The following inhibitor binds only to the ani-onic site of the cholinesterase enzyme

A) Neostigmine B) Physostigmine C) Edrophonium D) Dyflos

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Question 432

Actions of pilocarpine include the following <u>except</u>

A) Sweating B) Salivation C) Miosis D) Cycloplegia

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Question 433

Which of the following anticholinergic drugs is primarily used in preanaesthetic medication and during surgery

A) Glycopyrrolate B) Pipenzolate methyl bromide C) Isopropamide D) Dicyclomine

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Question 434

Pilocarpine is used for

A) Glaucoma B) Paralytic ileus C) Urinary retention D) All of the above

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Question 435

Inhaled ipratropium bromide has the following advantages<u> except</u>

A) It does not alter respiratory secretions B) It does not depress airway mucociliary clearance C) It has faster onset of bronchodilator action than inhaled salbutamol D) It only rarely produces systemic side effects

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Question 436

Acetylcholine has no therapeutic application because

A) None of its actions are beneficial in any condition B) Its effects are transient C) It produces wide spread actions affecting many organs D) Both ‘B’ and ‘C’ are correct

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Question 437

Which of the following secretions is <u>not</u> stimulated by acetylcholine

A) Tear B) Bile C) Pancreatic juice D) Sweat

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Question 438

The quarternary analogues of belladonna alkaloids are preferred over the natural alkaloids for antisecretory/antispasmodic indications because

A) They have additional nicotinic receptor blocking activity B) They are incompletely absorbed after oral administration C) They are devoid of CNS and ocular effects D) Dose to dose they are more potent than atropine

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Question 439

The smooth muscle structure that is relaxed by cholinergic drugs is

A) Colon B) Gastric fundus C) Major bronchi D) Bladder trigon

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Question 440

Hyoscine differs from atropine in that it

A) Exerts depressant effects on the CNS at relatively low doses B) Exerts more potent effects on the heart than on the eye C) Is longer acting D) Has weaker antimotion sickness activity

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