a: salivary gland ~
b: a cluster of grapes
What:
"A salivary gland is like a cluster of grapes with the "stem" being the duct through which saliva travels into the mouth. The salivary flow is regulated through the autonomic nervous system, most importantly, the parasympathetic division."
Useful?
Writer: Not Stated
LCC:
Where:
Date: Aug 25 2015 10:22 PM
# 8416 Critique Analogy