— - Hypothalamus preganglionic fibres
- Pupillary constriction VII - Lacrimation/salivation
IX - Salivation
X - Slows cardiac rate Bronchoconstrictor Innervation of bowel i Edinger ' i Westphal \ nucleus/
i Edinger ' i Westphal \ nucleus/
/Superior, ! salivatory :
; Inferior \ i salivatory \nucleus /'
/ Ciliary \ganglion.i.
Sphenopalatine ; ganglion ; Submandibular, \ ganglion/
Otic ganglion ■
Bladder Rectum Genitalia
(increased smooth muscle activity, inhibits sphincters)
/Walls of\ thoracic and; \ abdominal, \ viscera y
Ciliary muscle, sphincter pupillae
Lacrimal ' submandibular and sublingual glands
, Smooth muscle of respiratory, gastrointestinal and cardiac organs
Pelvic nerves (nervi erigentes)
^Pudendal \ <* Postganglionic neurons in walls of t-plexus _<•— bladder' rectum' genitalia.
S2-S4 ventral roots
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