Top Posters
Since Sunday
5
o
5
4
m
4
b
4
x
4
a
4
l
4
t
4
S
4
m
3
s
3
SlideshowReport

Parathyroid glands and the role of parathyroid hormone in calcium homeostasis.

Description
(a) The four small parathyroid glands are found behind the thyroid. (b) The action of PTH: Steps 2A–5A occur when Ca2+ is in excess, while steps 2B–5B occur when Ca2+ is below normal.
Related Images
Add Comment
Explore
Post your homework questions and get free online help from our incredible volunteers
  989 People Browsing
Your Opinion
Which country would you like to visit for its food?
Votes: 204

Previous poll results: Do you believe in global warming?