All of the Following Are Functions of the Respiratory System

question 29

Multiple Choice

All of the following are functions of the respiratory system EXCEPT:

• A)gas exchange between the blood and air
• B)regulation of blood pH by changing blood carbon dioxide levels
• C)provides acquired immunity that prevents microorganisms from entering the body
• D)air movement past the vocal cord makes sound and speech possible
• E)provides innate immunity

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Definitions:

Pancreatic Juice

A fluid secreted by the pancreas that contains digestive enzymes and bicarbonate ions and assists in the digestion of proteins, fats, and carbohydrates in the small intestine.

Major Food Groups

Categories of foods sharing similar nutritional properties, including fruits, vegetables, grains, protein foods, and dairy.

Gastric Juice

A digestive fluid, secreted by the stomach, containing hydrochloric acid, digestive enzymes, and intrinsic factor, necessary for the digestion of food and absorption of vitamin B12.

Polypeptide

A chain of amino acids linked by peptide bonds, which can form part of a protein or act as a functional unit on its own.