13.2 Thyroid & Parathyroid Glands Flashcards
1
Q
Parathyroid glands regulate
A
Calcium levels in the blood
2
Q
Four nodules on back of thyroid
A
Parathyroid
3
Q
Thyroid gland regulates
A
Basal metabolic rate
4
Q
Thyroid follicles
A
Produce and store thyroid hormone which regulates BMR
T3, T4 - Incorporates iodine, increases BMR (O2 use, ATP, temp)
5
Q
BMR
A
How efficiently you burn through fuels and your temperature
6
Q
Para follicular cells
A
Calcitonin (opposite effect of PTH)
- takes CA out of blood and increases bone density
7
Q
PTH
A
raises blood calcium and decreases bone density
8
Q
Goiter
A
Not enough iodine
Enlargement of thyroid
9
Q
Thyroxin is the
A
Off switch
10
Q
Hypothyroidism
A
- Hashimoto’s disease
- Autoimmune
- Destruction of the gland
11
Q
Hyperthyroidism
A
- tumor
- Grave’s disease (antibody mimics AbTSH)
12
Q
___ raises blood calcium levels while ___ lowers it
A
PTH, Calcitonin
