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Kaplan Qbank USMLE



Author5 Posts
  #1

Which of the following statements concerning iron metabolism is correct?

Available marks are shown in brackets
1 ) Approximately 0.1% of body iron circulates in the plasma
2 ) Approximately 90% of dietary iron is absorbed in the intestine
3 ) The main route of excretion is the liver
4 ) The serum ferritin concentration is reduced characteristically following surgery
5 ) The transferrin content of intestinal mucosal cells is high when body iron stores are high

  #2

5 :?:

  #3

iam sorry its not 5.

is it 4??

  #4

Hi, I think that the answer is 1. 0.1% of total body iron is circulating in bound form to transferrin.

  #5

Yeah guest is right.







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