G.A. endocrine system Flashcards Preview

board review part 1 > G.A. endocrine system > Flashcards

Flashcards in G.A. endocrine system Deck (25)
1

where is the pituitary?

bottom of hypothalamus, base of brain, in sella turcica

2

what covers the pituitary?

dural fold (diaphragma sellae)

3

aka for pituitary?

hypophysis

4

where is the sella turcica located?

in sphenoid bone

5

what is the general size of pituitary?

size of a pea

6

what is the largest endocrine gland?

thyroid

7

what is the location of the thyroid?

inf to thyroid cartilage, level of cricoid cartilage

8

what does thyroid produce?

T3, T4, calcitonin

9

what controls the thyroid?

hypothalamus & calcitonin

10

what is another name for thyroid cartilage?

adams apple

11

what is the location of the parathyroid?

behind the thyroid

12

what does parathyroid produce?

parathormone

13

how many parathyroid glands are there?

4

14

where are the adrenals located?

atop of each kidney

15

aka for adrenals?

suprarenal glands

16

what does the medulla of adrenals secrete?

epinephrine & NE

17

what does the cortex of adrenals secrete?

steroid hormones
glucocorticoids- Sweet
mineral corticoids- salty
adrenocorticoids- sex

18

location of pancreas? parts of pancreas?

epigastric & left hypochondriac
head- concavity of doudenum
uncinate process- deept to sup. mesenteric vessels
body- behind stomach
tail- left end of pancreas- contacts the spleen

19

what does the pancreas produce?

Head- Enzymes: amylase, chymotrypsin, carboxypeptidaselipase, trypsin (ancinar cells)
Tail- Hormones: insulin by BETA cells; Glucagon by ALPHA cells (islets of langerhans)

20

difference between endocrine & exocrine glands?

Exocrine have DUCTS
Endocrine are DUCTLESS

21

where is the pineal gland located? produces?

AKA pineal body or epiphysis cerebri
produces melatonin

22

what is "Brain sand"?

calcification of pineal gland

23

where is the thymus located? function?

L: ant. sup. mediastinum
F: T-lymphocytes to recognize self (matures T-lymphocytes)

24

purpose of outer cortex of thymus?

packed with maturing T cells

25

what would you find in the inner medulla of thymus?

degenerative thymic corpuscles (hassals bodies)