Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
SlideshowReport

Consequences of normal and inadequate iodine in the diet.

Description
(a) With normal iodine intake, as shown on the left, T4 and T3 levels inhibit TSH secretion. Without enough iodine, as shown on the right, less T4 and T3 are synthesized and the TSH level increases. This leads to enlargement of the thyroid gland. (b) An extreme example of an enlarged thyroid gland, or goitre, caused by iodine deficiency.
Related Images
Add Comment
Explore
Post your homework questions and get free online help from our incredible volunteers
  1238 People Browsing
 121 Signed Up Today
Your Opinion
Which country would you like to visit for its food?
Votes: 204