In Your Own Body,which Pathway Is an Example of the Longest

question 54

Multiple Choice

In your own body,which pathway is an example of the longest path an O₂ molecule must take to arrive at its destination?

• A) From the nose to the lungs
• B) From the alveoli to the capillaries in the lungs
• C) From the capillary blood of the lungs to an erythrocyte
• D) From the lungs to a calf muscle
• E) From the tissue capillaries to a muscle cell

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