Biology Nervous Coordination UHS 2022
PMDC Verified Question 60 of 86
The neurotransmitter active outside CNS (Central Nervous System) is:
A
Acetylcholine
B
Dopamine
C
Glutamate
D
Serotonin
Tap any option to test your recall and reveal the step-by-step Propolis autopsy.

Propolis Cognitive Error Autopsy

Official Correct Choice:
Option A: Acetylcholine
Concept:

Neurotransmitters have specific functional domains within the body.

Solution:

  • Acetylcholine is the quintessential peripheral neurotransmitter. It is solely responsible for bridging the gap between motor neurons and skeletal muscle cells (neuromuscular junction) and is widely active in the autonomic nervous system outside the brain and spinal cord.


Why other options are incorrect:

  • Dopamine, Glutamate, Serotonin: While they may have some peripheral effects, they are overwhelmingly characterized as central nervous system (CNS) neurotransmitters responsible for mood, cognition, and motor regulation in the brain.

Quality & Fidelity Assurance: Every question on BeambePrep is rigorously curated against the official PMDC syllabus with zero filler, zero out-of-syllabus content, and zero typos. When an authentic past paper originally contained a historical mistake or ambiguity from the examining board (such as UHS or NUMS), BeambePrep faithfully reflects the original paper while detailing the nuance and scientific consensus in the autopsy above.

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