Neuroanatomy Draw It To Know It

6. Peripheral Nervous System—Autonomic Nervous System 97

DRAWING 6-2 Parasympathetic Nervous System

Edinger-Westphal nucleus,

cranial nerve 3

Superior salivatory nucleus,

cranial nerve 7

Inferior salivatory nucleus,

cranial nerve 9

Dorsal motor nucleus

of vagus, cranial nerve 10

Intermediolateral cell

column of sacral

levels 2 − 4

Ciliary ganglion

Submandibular ganglion

Otic ganglion

SACRAL COMPONENT

CRANIAL COMPONENT

Ciliary body & pupillary

constrictor muscles

Submandibular & sublingual glands

Parotid gland

Thoracoabdominal targets

minus hindgut derviatives

& minus the heart

Hindgut derivatives plus

anal canal, lower urinary

tract, & reproductive

organs

Pharyngeal &

thoracoabdominal

ganglia

Wall of abdomino-

pelvic targets

Midbrain

Pons

Medulla

Pterygopalatine ganglion Nasal, lacrimal, pharyngeal &

palatine glands

Nucleus ambiguus, cranial

nerves 9, 10

Cardiac ganglion Heart

Carotid body & sinus

CrN 9

CrN 10

Pelvic splanchnic

nerves