ANS Foundation

Question 1

Sympathetic NS preganglionic neuron

Answer 1

Between segments T1 and L2 of spinal cord

Question 2

Sympathetic NS neuron length

Answer 2

Short pre-ganglionic fibres, long post-ganglionic fibres

Question 3

Parasympathetic NS

Answer 3

Craniosacral outflow

Question 4

Parasympathetic NS neuron length

Answer 4

Long pre-ganglionic fibres, short post-ganglionic fibres

Question 5

PANS neurotransmitter

Answer 5

Acetylcholine at effector organs

Question 6

SANS neurotransmitter

Answer 6

Noradrenaline (most), acetylcholine (sweat glands), dopamine (renal vascular smooth muscle)