Free Autonomic Pharmacology MCQs with Answers

• A. With xylocaine
• B. Post extraction socket
• C. Anaphylactin shock
• D. Angina in dental chair
• E. Both B & D

Explanation: Adrenaline is useful with local anaesthetics and in anaphylactic shock, but it should not be used routinely in an angina patient or placed…

• A. Hypertension
• B. Hypotension
• C. Doesn't release histamine
• D. Oral route of administration is the best route

Explanation: Curare blocks nicotinic receptors at the neuromuscular junction and can cause hypotension, partly because some preparations release…

• A. Hypertension
• B. Amxiety
• C. Peripheral Vascular disease
• D. Benign Prostatic hypertrophy

Explanation: Alpha-adrenoceptor blockers are used in hypertension, peripheral vascular disease and benign prostatic hypertrophy by reducing vascular or…

• A. Doxacurim
• B. Decamethonium
• C. Rocuronium
• D. Mivacurium

Explanation: Decamethonium is a depolarizing neuromuscular blocker that produces persistent end-plate depolarization.

• A. Sedatives
• B. Vasoconstrictors
• C. Antisialogogues
• D. Local anaesthetic

Explanation: Antisialogogues such as atropine reduce secretions through muscarinic blockade, which can raise intraocular pressure and worsen…

• A. Epinephrine
• B. Lidnocaine
• C. Hydrocortisone
• D. Dicoumarol

Explanation: Topical epinephrine causes local vasoconstriction through alpha-adrenoceptor stimulation, reducing blood flow and helping control oral…

• A. Bupivacaine
• B. Procaine
• C. Lidocaine
• D. None of the above

Explanation: Bupivacaine, procaine, and lidocaine generally produce local vasodilation rather than vasoconstriction, which can increase systemic…