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Author Question: Which of the following is true of thrombopoietin? a. Another name for erythropoietin b. ... (Read 20 times)

OSWALD

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on: Jun 25, 2018
Which of the following is true of thrombopoietin?
 
  a. Another name for erythropoietin
  b. Promotes apoptosis of megakaryocytes
  c. Binds to the ligand Mpl on the membrane of platelet precursors
  d. Enhances platelet adhesion

Question 2

Which of the following is a useful marker for identification of platelet precursors?
 
  a. VWF
  b. PF4
  c. Phospholipase
  d. Factor V


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Animal_Goddess

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Reply #1 on: Jun 25, 2018
Answer to Question 1

ANS: C
Thrombopoietin binds to its ligand Mpl on the membrane of platelet precursors and plays a critical role in the production of platelets.

Answer to Question 2

ANS: B
PF4 appears to be unique to platelets and is found in a-granules. None of the other proteins listed are unique to platelet precursors.


OSWALD

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

blakcmamba

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Reply 3 on: Yesterday
Excellent

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