10. What establishes the driving force for the glucose transport from the gut in

Question

10. What establishes the driving force for the glucose transport from the gut into the intestinal epithelial cells? a. A glucose concentration gradient b. A K' concentration gradient c. A Na electrochemical gradient d. An osmotic gradient 11. Glucose crosses into the blood by... a. Facilitated (carrier-mediated) diffusion b. Na'/glucose antiporters c. Primary active transport d. Channel diffusion 12. On the cell membrane, the Na*- K' ATPase pump transports transports out. in for everythati a. 3 Na*; 2 K b. 2 Na; 3K Substrate concentration 13. Which of the following statements correctly describes the properties of the enzymes x and z, graphed above? a. Enzyme x has a higher Vmax than enzyme z b. Enzyme x has a higher substrate affinity than enzyme z c. y and w represent Kcat values for enzymes x and z, respectively d. Enzyme x and z have the same substrate affinity

Explanation / Answer

Answer:

1) What establishes the driving force for the glucose transport from the gut into the intestinal epithelial cells?

2) Glucose crosses into the blood by

3) On the cell membrane, the Na+ K+ ATPase pump transports 2K+ in for every 3Na+ that it transports out.

4) Which of the following statements correctly describes the properties of the enzymes x and z, graphed above?

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