If Oxygen Equilibrium Between the Alveolus and Capillary Never Occurs

question 22

Multiple Choice

If oxygen equilibrium between the alveolus and capillary never occurs because of thickened membranes, oxygen transfer is truly:

• A) Perfusion limited
• B) Diffusion limited
• C) Concentration limited
• D) Perfusion and diffusion limited

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Definitions:

Genotype

A person’s genetic heritage; the actual genetic material present in each cell.

Recessive Trait

A genetic characteristic that is expressed in an organism only when two copies of the gene responsible for the trait are present.

Mitosis

Cellular reproduction in which the cell’s nucleus duplicates itself with two new cells being formed, each containing the same DNA as the parent cell, arranged in the same 23 pairs of chromosomes.

Meiosis

A specialized form of cell division that forms eggs and sperm (also known as gametes).