You can BLOCK the DECREASE in heart rate following parasympathetic nervous system activation with an intravenous injection of
| | a) | a nicotinic acetylcholine receptor antagonist | |
| | b) | a muscarinic acetylcholine receptor antagonist | |
| | c) | an adrenergic receptor antagonist | |
| |
| |
option e is the right answer
adrenaline is responsible for the activation of the sympathetic nervous system releasing the antagonist of adrenaline receptor will in turn activate the parassympathetic nervous system .
Nicotinic is also responsible for the activation of the sympathetic system its antagonist will also have the same action as the adrenaergic receptor antagonist, so this is the right answer
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