Oxygen Diffuses into the Capillaries of the Lungs Because There

question 11

Multiple Choice

Oxygen diffuses into the capillaries of the lungs because there is

• A) a higher concentration of O₂ in the alveoli than the capillaries.
• B) a higher concentration of O₂ in the capillaries than the alveoli.
• C) a higher concentration of CO₂ in the alveoli than the capillaries.
• D) a higher concentration of CO₂ in the capillaries than the alveoli.
• E) an equal concentration of O₂ in the alveoli and the capillaries.

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Definitions:

Highly Significant

A term used in statistical analysis to denote results that vastly exceed the threshold for statistical significance, often suggesting a strong effect or association.

p < .001

p < .001 indicates that the probability of the observed data, or something more extreme, assuming the null hypothesis is true, is less than 0.1%, which is considered highly statistically significant.

Within-group Variability

The measure of how much individual observations in a single group differ from each other in a dataset.

Null Hypothesis

A statement in statistics that assumes there is no significant difference or effect in a given situation, until evidence proves otherwise.