thymus + pineal Flashcards
1
Q
what does the pineal gland secrete?
A
melatonin
2
Q
describe melatonin
A
= regulates sleep patterns
- protein
- targets hypothalamus
3
Q
what hormone does the thymus secrete?
A
thymosin
4
Q
describe thymosin
A
= influence maturation of the T-lymphocytes
- protein
- targets T-lymphocytes
5
Q
what is the production of melatonin stimulated and inhibited by?
A
- stimulated by darkness
- inhibited by light
