Which of the Following Conditions Are Determinants of Gas Exchange

question 20

Multiple Choice

Which of the following conditions are determinants of gas exchange across the membrane?
1) Amount of oxygen in the blood
2) Thickness of the alveolar-capillary membrane
3) Diffusion coefficient of carbon monoxide in the lungs
4) Surface area of the membrane

• A)1 and 4
• B)2 and 3
• C)1, 2, and 3
• D)2, 3, and 4

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Definitions:

Reuptake Process

A mechanism in the nervous system where neurotransmitters are taken back into the neuron that released them, effectively ending the signal between neurons.

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, which can cause short-term euphoria, energy, and talkativeness.

Heroin

An opioid drug made from morphine, a natural substance taken from the seed pod of various opium poppy plants, highly addictive and illegal.

Amphetamines

A class of stimulant drugs that increase alertness, attention, and energy, often used medically and recreationally.