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Author Question: Explain how EPO regulates RBC production. What will be an ideal ... (Read 71 times)

fnuegbu

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Explain how EPO regulates RBC production.
 
  What will be an ideal response?

Question 2

Which of the following molecules is a senescence signal when it is exposed on the outer leaflet of the erythrocyte?
 
  a. Band 3
  b. Ankyrin
  c. Phosphatidylethanol amine (PE)
  d. Phosphatidylserine (PS)



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essyface1

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Answer to Question 1

Answer: Erythropoiesis is governed by a negative feedback mechanism centered on hypoxic conditions. Hypoxia stimulates synthesis of EPO by the kidney. When erythropoiesis is sufficient to correct the hypoxia, the negative feedback is shut off. This is done by downregulating kidney synthesis of EPO.

Answer to Question 2

Correct Answer: D




fnuegbu

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Reply 2 on: Jun 25, 2018
Great answer, keep it coming :)


nathang24

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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