Which of the Following Events Involves the Exchange of Gases

question 22

Multiple Choice

Which of the following events involves the exchange of gases across a cell membrane?

• A)Ventilation and external respiration
• B)Ventilation only
• C)External respiration and internal respiration
• D)Internal respiration only
• E)External respiration only

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Definitions:

Omega-3 Fatty Acids

Essential fatty acids found in salmon and other fatty fishes, walnuts, and certain vegetable oils (e.g., canola, soybean); studies suggest that omega-3 fatty acids help lower triglycerides and blood pressure, and have other health benefits.

LDL Levels

Low-density lipoprotein levels, often referred to as "bad" cholesterol, indicative of the amount of cholesterol in the blood that can lead to plaque buildup in arteries.

Protein Metabolism

The process by which proteins are synthesized and broken down into amino acids in the body, involving digestion, absorption, and assimilation of proteins.

Liver

A large, vital organ in vertebrates responsible for detoxification, metabolism, and synthesis of various proteins.