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Author Question: A hospital laboratory technologist is analyzing the complete blood count (CBC) of a patient. Which ... (Read 151 times)

Caiter2013

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on: Jun 25, 2018
A hospital laboratory technologist is analyzing the complete blood count (CBC) of a patient. Which of the following statements best reflects an aspect of the platelets that would constitute part of the CBC?
 
  A)
  Platelets originate with granulocyte colony-forming units (CFU).
  B)
  The half-life of a platelet is typically around 8 to 12 days.
  C)
  The -granules of platelets contribute primarily to vasoconstriction.
  D)
  New platelets are released from the bone marrow into circulation.

Question 2

A 5th grade elementary student asks the school nurse how much blood is in an entire body. The nurse should respond that the average grown-up adult has
 
  A)
  2 to 4 cups of blood in his or her body.
  B)
  3 pints of blood in total.
  C)
  3 to 4 quarts of blood in his or her body.
  D)
  5 to 6 L of blood throughout his or her body.


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Jadwiga9

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

Ans:
B

Feedback:

Platelets' half-life is typically around 8 to 12 days. They originate from megakaryocytes, and -granules facilitate vasoconstriction. New platelets are released from the spleen into circulation.

Answer to Question 2

Ans:
D

Feedback:

The total volume of blood in the average adult is about 5 to 6 L, and it circulates throughout the body within the confines of the circulatory system.


Caiter2013

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Reply 2 on: Jun 25, 2018
Wow, this really help

mohan

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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