Page 120 - Edited - Webster HEAD AND NECK - part 2-Merge PDF

HN 314

THE PARASYMPATHETIC PERIPHERAL NERVOUS SYSTEM.

AFFERENT EFFERENT
a. geniculate ganglion (sensory) (motor) 1. ciliary ganglion
b. inferior glossopharyngeal 2. submandibular and
ganglion pterygopalatine ganglia
c. inferior vagal ganglion 3. otic ganglion

SYNAPSE: well-defined ganglia
CRANIAL CAVITY

1. Smooth muscle
III
of eye
ACh ACh
BRAIN STEM 2. lacrimal (tear)
TASTE (tongue +
palate) VII VII ACh ACh
Salivary and
IX IX ACh glands; glands of
nasal
X X 3. ACh cavity + pharynx

TASTE (tongue);
*BLOOD
CHEMISTRY ACh ACh Smooth and cardiac
muscle and glands in:
Pharynx; larynx(voice
*BLOOD X X box); trachea (wind-
PRESSURE; pipe) and its branches
STRETCH FROM (bronchi etc.); lungs;
LUNGS, HEART, oesophagus (gullet);
GASTRO- SPINAL CORD heart; gastro-intestinal
INTESTINAL tract to splenic flexure
TRACT of colon.
SYNAPSE: diffuse
ACh A Chganglia in thoracic and
abdominal autonomic
*Blood pressure and plexuses and walls of
chemistry are signalled viscera
from parts of the
arterial tree: carotid 2
body and sinus, and the Sacral spinal nerves
aortic arch 3
4
ACh
ACh
STRETCH FROM Smooth muscle, glands
PELVIC VISCERA of pelvic viscera and
(RECTUM, URINARY descending colon;
BLADDER ETC.) perineal organs

SYNAPSE: diffuse
ganglia in pelvic
autonomic plexus and
gut wall

NOTE ASYNAPTIC SENSORY GANGLIA