Pharmacology - Comprehensive Mock Test 9

Question 81 Medium

Neostigmine is beneficial in cobra envenomation because

A) It binds to and inactivates cobra toxin B) It reverses coma due to cobra toxin C) It counteracts the cardio-depressant action of cobra toxin D) It antagonizes the paralysing action of cobra toxin

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Question 82 Medium

Select the diuretic that is most effective in acute congestive glaucoma

A) Indapamide B) Amiloride C) Mannitol D) Furosemide

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Question 83 Easy

Dorzolamide is a

A) Topically applied ocular carbonic anhydrase inhibitor B) Second generation sulfonylurea hypoglycaemic C) Topical sulfonamide antibacterial D) Luminal amoebicide

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Question 84 Medium

Apraclonidine is a clonidine congener which is used

A) To suppress opioid withdrawal syndrome B) To suppress menopausal syndrome C) As Analgesic D) To reduce intraocular tension

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Question 85 Medium

Which of the following is a prodrug of adrenaline used topically in glaucoma

A) Brimonidine B) Dipivefrine C) Phenylpropanolamine D) Dorzolamide

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Question 86 Easy

Select the longer acting ocular beta blocker

A) Timolol B) Betaxolol C) Cartiolol D) Levobunolol

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Question 87 Hard

To be used as a topically applied ocular beta blocker a drug should have the following properties <u>except</u>

A) Strong local anaesthetic activity B) High lipophilicity C) High ocular capture D) Low systemic activity

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Question 88 Medium

Timolol eye drops are preferred over pilocarpine eye drops by glaucoma patients because

A) Timolol is more effective than pilocarpine B) Timolol acts by enhancing uveo-scleral outflow C) Timolol produces less ocular side effects D) There are no contraindications to timolol

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Question 89 Medium

The site of action of miotics for therapeutic effect in angle closure glaucoma is

A) Canal of Schlemm B) Ciliary body C) Ciliary muscle D) Sphincter pupillae muscle

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Question 90 Medium

Pilocarpine reduces intraocular tension in open angle glaucoma by

A) Contracting sphincter pupillae B) Increasing tone of ciliary muscle C) Reducing aqueous formation D) Enhancing uveo-scleral outflow

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