Syllabus · Current · V5 (2025) · Nervous System including autonomic and pain

H3 · Autonomic Nervous System Anatomy and Physiology

H3.iii · Autonomic Neurotransmitters

Official V5 objective
Describe the major neurotransmitters of the autonomic nervous system including their synthesis, release and fate.
2 SAQ topics 2 SAQ appearances 1 VIVA station

Written examination

SAQ history

2 appearances
Outline the production, release, and fate of noradHine at the sympathetic nerve terminal.
40%
For each neurotransmitter listed below: a) acetylcholine (ACh), b) gamma-aminobutyric acid (GABA), c) noradrenaline (NorAd), d) serotonin (5-HT). Outline the following: i) target receptors, including type and location (15% of marks per neurotransmitter), Downstream receptor mechanisms NOT required. ii) functional role(s) (10% of marks per neurotransmitter).
38.6%

Oral examination

VIVA history

1 station

Sources: objective text from the relevant CICM syllabus; historical SAQ and VIVA wording from CICM examiner reports.