Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
13 Cards in this Set
- Front
- Back
|
when does pancreas react to diet
|
after food has been absorbed from the small intestine; to liver; and pancreas detects blood chemistries and then releases its contents to aid digestation/insulin
|
|
|
what does insulin tell the body
|
to store fuel
|
|
|
GLUT 1
|
rbc, brain
|
|
|
GLUT4
|
insulin sensitive (skeltal and cardiac muscle, fat)
|
|
|
GLUT2
|
(bidirectional): B islet cells, liver, kidney
|
|
|
do we ever secrete glucagon and insulin at same time
|
yes
|
|
|
receptor glucagon
|
GPCR generating cAMP
|
|
|
glucagon target tissue
|
liver
|
|
|
function of glucagon on liver
|
keeps sugar levels up for brain
|
|
|
somatostatin functions
|
prolongs the period of digestive activity and extends the timem of entry of untrients into the blood
inhibits release of both insulin and glucagon |
|
|
hormonal effects on ffa production in adipose tissue
|
store/release FFA into blood along w glycerol
homrone sensitive lipase stim by epinephrine, inhibited by insulin (insulin stops breakdown/promotes storage of fats) insulin, GH, cortisol, epinephrine stimualtes the storage of fats (alpha-glycerol-P) |
|
|
ghrelin
|
stimulates arcuate nucleus of hypothalamus; stimulates hunger
|
|
|
leptin
|
inhibits hunger
|
