204.In regard to the enteroendocrine cells and the cells composing the
enteric nervous system of the gut, which of the following applies to both
types of cells?
a. They are derived from neural crest
b. They secrete similar peptides
c. They are essential for the intrinsic rhythmicity of the gut
d. They are turned over rapidly
e. They are found only in the small intestine
205.A 17-year-old with counterfeit identification has a piercing done at a
local tattoo/piercing establishment. She chooses to have a stainless steel
barbell inserted in the piercing through the anterior 2/3 of her tongue.
There is damage to the structures shown in the associated photomicro-
graph. Primary afferents from those structures travel through which of the
following cranial nerves?
314 Anatomy, Histology, and Cell Biology
(Micrograph courtesy of Dr. John K.Young.)a. V
b. VII
c. IX
d. X
e. XII