Compared to Its Partial Pressure at Sea Level, What Would

question 69

Multiple Choice

Compared to its partial pressure at sea level, what would be the partial pressure of oxygen at an altitude with an atmospheric pressure of only 380 mmHg (recall that sea level atmospheric pressure is 760 mmHg) ?

• A) Po₂ would be half as much as it would be at sea level.
• B) Po₂ would be twice as much as it would be at sea level.
• C) Po₂ would be one-fourth as much as it would be at sea level.
• D) Po₂ would be three-quarters as much as it would be at sea level.

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Definitions:

Lungs

Pair of respiratory organs situated in the chest, responsible for gas exchange between air and blood.

Neuronal Multiplication

The process of neuron proliferation, where neurons divide and increase in number, particularly during prenatal development.

Neurons

Specialized cells of the nervous system that transmit information throughout the body in the form of electrical signals.

Embryonic Period

The stage of prenatal development from about the second to the eighth week after conception, where major organs and structures begin to develop.