1 Which of the following is/are true for sickle-cell anemia?

Anatomy & Physiology
1st Edition
ISBN:9781938168130
Author:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Publisher:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Chapter18: The Cardiovascular System: Blood
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Problem 9RQ: Which of the following statements about erythropoietin is true? It facilitates the proliferation and...
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1 Which of the following is/are true for sickle-cell anemia?

I. It results from a point mutation on the beta sub-unit which results to the amino acid substitution of V with E.

II. The sickle-shaped RBC's are vaso-occluded in the capillaries resulting to damage in various internal organs.

III. Hemoglobin precipitates when deoxygenated, resulting to the distortion in the shape of the thrombocytes.

Select the correct response:

  • l and Ill
  • I, II, and Ill
  • I only
  • Ill only
  • ll and Ill
  • Il only
  • I and Il
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