BOTANIC PHYSICIAN. 
F uy ulars. The nerves are from the fifth, eighth, and ninth | 
Its glands are mucus. Use, for speech, mastication, swallow 
suction, and taste. - A : 
OF THE NECK. 
-- ‘The parts which form the neck are divided into external and inter 
~ nal. -'The external parts are, the common integuments ; the muscles 
‘of the neck ; eight pair of neck nerves ; two head arteries ; two ver 
tebral arteries ; two external jugular veins ; the internal jugular veins; 
the jugular glands; the shield gland ; the eighth pair of nerves of the 
brain; and the great ribnerve. The internal parts are, the back cavity 
_ of the mouth; the bag at the top of the food canal; the food canal; 
opof the windpipe, and windpipe. : e 
“THE_FAUCES, OR BACK CAVITY OF THE MOUTH. 
are, the common integuments and mucus glands. Arteries, branches — 
_ of the external head. Nerves, from the fifth and eigth pair. Use, 
for swallowing, respiration, speech, and hearing. 
The cavity behind the tongue and palate veil. The soft parts 
TOP, OR FUNNEL OF THE FOOD CANAL. 
- . A muscular bag, like a funnel, situated behind the top of the wind- 
a pipes adhering to the back cavity, and terminating in the food canal, 
let. It is connected by means of muscles with the skull, verter 
and tongue bone. Use, to receive the masticated food and eee 
vey it into the food canal, 
FOOD CANAL. 
= ee muscular tube, descending from the funnel te the 
_ stom ae S com of three coats, viz. a common, muscular, and 
* Its arteries are branches of the fountain ; and its veins empty into 
thes vein. Its nerves are from the eighth pair and great rib. 
Use, for swallowing. — : 
PHYSIOLOGY OF SWALLOWING. 
f rane or deglutition, is the conv. 
uces through the food 
by the jaws shuttiag 5? 
