Flashcards in Digestion and Absorption of Macros- Karius Deck (13)
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0
what is the prominent method of Na absorption in duodenum?
transcellular with H2O
1
what is the primary Na transporter will be predominant in the proximal SI?
Na/H antiport
2
how does the small intestine absorb glucose, AAs, and some H2O soluble vitamins?
secondary active transport via Na/K ATPase
3
major method of Cl- absorption?
Na/Cl cotransporter in ileum thru lg. intestine
4
what does the HCO3/Cl antiporter do?
Cl in, HCO3 out
5
main way that K is absorbed?
paracellular pathway
6
what 3 things make vitamin D?
liver, skin, and kidneys
7
what happens to calcium once it comes into the cell via TRPV channel?
binds to calbindin
8
where does calcium move with Ca/ATPase?
to blood
9
what is absorbed how?
osmotic gradient
10
how are glucose and galactose absorbed?
co-transport with Na
11
how is fructose absorbed?
facilitated diff and conversion to glucose in the gut and liver
12
