Fick's Law of Diffusion States That the Rate of Diffusion

question 21

Multiple Choice

Fick's law of diffusion states that the rate of diffusion of a gas across a membrane depends on all of the following except

• A)the size of the gas molecule.
• B)which membrane transport proteins are present.
• C)the width of the membrane.
• D)the concentration difference of the gas on the two sides of the membrane.

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Definitions:

Norepinephrine

A neurotransmitter and hormone involved in arousal, alertness, and the regulation of blood pressure.

Serotonin

A neurotransmitter that is involved in the responsiveness of the medulla, emotional responses such as depression, and motivational responses such as hunger.

Conduct Disorder

A repetitive and persistent pattern of behavior in children and adolescents that violates the rights of others or major societal norms.

Physical Harm

Injury or damage to an individual's body resulting from accidents, violence, or other physical impact.