a: parathyroid gland ~
b: a 24 hour calcium monitor
What:
"Well, the parathyroid gland is like a 24 hour calcium monitor, when the gland detects that blood calcium levels have dropped under a certain amount, they produce PTH."
Useful?
Writer: Not Stated
LCC:
Where:
Date: Mar 4 2015 3:33 PM
# 7440 Critique Analogy