Dry mouth during antidepressant therapy is caused by blockade of -
Ans. is 'a' i.e., Muscarinic acetylcholine receptors "Blurred vision, dry mouth, urinary hesitancy or retention, and constipation represent the most common antimuscarinic complaints".
Muscarinic acetylcholine receptors
Serotonergic receptors
Dopaminergic receptors
GABA receptors