endocrine

Question 1

layers of adrenal cortex?

Answer 1

glomerulosa (outside)
fasciculata (middle)
reticularis (inner)

Question 2

adrenal cortex derived from what embryological tissue?

Answer 2

mesoderm

Question 3

adrenal medulla derived from what embryological tissue?

Answer 3

neural crest

Question 4

makes aldosterone, regulated by RAAS?

Answer 4

zona glomerulosa

Question 5

makes cortisol, regulated by ACTH and CRH?

Answer 5

zona fasciculata

Question 6

makes sex hormones, regulated by ACTH and CRH?

Answer 6

zona reticularis

Question 7

makes catecholamines, regulated by preganglionic sympathetic fibers?

Answer 7

adrenal medulla

Question 8

what are chromaffin cells?

Answer 8

make up the adrenal medulla

Question 9

MC adrenal tumor in adults vs kids?

Answer 9

adults: pheo
kids: neuroblastoma

Question 10

what hormones does the ant pit secrete?

Answer 10

FSH
LH
ACTH
TSH
prolactin
GH

Question 11

what hormones does the post pit secrete?

Answer 11

vasopression

oxytocin

Question 12

where does melanotropin come from?

Answer 12

intermediate lobe of pituitary

Question 13

subunits of TSH/LH/FSH/hCG?

Answer 13

alpha: common subunit
beta: determines specificity

Question 14

which cells make GH and prolactin?

Answer 14

acidophils

Question 15

which cells make FSH, LH, ACTH, TSH?

Answer 15

basophils

B FLAT

Question 16

where are vasopressin and oxytocin made?

Answer 16

hypothalamus:
supraoptic nucleus –> vasopressin
paraventricular nucleus –> oxytocin
neurophysis transport to post pit

Question 17

where are the alpha/beta/delta cells located in the islets of langerhans?

Answer 17

alpha (glucagon) = peripheral
beta (insulin) = interior
delta (SST) = interspersed