Endocrinology - Hypothalamus and Pituitary Flashcards
1
Q
What cell types are contained in the anterior pituitary?
A
gonadotrophs, lactotrophs, somatotrophs, corticotrophs, and thyrotrophs
2
Q
What hormones are in Family l of the adenohypophyses hormones?
A
GH and PRL
3
Q
What hormones are in Family ll of the adenohypophyses hormones?
A
glycoprotein hormones including gonadotropins (FSH, LH) and TSH
4
Q
What hormones are in Family lll of the adenohypophyses hormones?
A
Hormones derived from the same precursor protein - pro-opiomelanocortin (POMC) (Anterior lobe and intermediate lobe)
- MSH
- ACTH
5
Q
MSH
A
Melanocyte-stimulating hormone. Secreted from melanotroph cells in the intermediate lobe of adenohypophyses. Alpha MSH = 13 aa and Beta MSH = 22 aa. Humans don’t have MSH because we don’t have an intermediate lobe!
