Medical Quiz
Circulation and Excretion Quiz

For oxygen to become bound to hemoglobin for transport in the blood, which of the following would be true?

A. 2 membranes must be crossed, in and out of the cell lining the lung and then bind directly to the hemoglobin

B. 4 membranes, in and our of the cell lining the lungs, in and out of the endothelial cell lining the alveolar capillary, and then bind directly to hemogloblin

C. 5 membranes – in and out of the cell lining the lung, in and out of the endothelial cell lining the alveolar capillary and into the RBC to bind to hemoglobin

Select your answer:
A  B  C  D  E 

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Other quiz: Immunity

T cells are made in the___________

A. bone marrow

B. spleen

C. thymus

D. tonsiles