Which of the Following Diffuses in Greater Amounts from the Fetal

question 45

Multiple Choice

Which of the following diffuses in greater amounts from the fetal blood to the mother's blood?

• A) oxygen
• B) urea
• C) hormones
• D) antibodies
• E) nutrients

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Definitions:

Carbonic Anhydrase

An enzyme that catalyzes the conversion of carbon dioxide and water to carbonic acid, playing a critical role in respiration and the acid-base balance in blood.

Carbon Dioxide

An invisible, unscented gas created by the combustion of carbon-based substances and during breathing. It occurs naturally in the environment and is consumed by plants for photosynthesis.

Erythrocyte

A type of blood cell that is typically disc-shaped and responsible for transporting oxygen and carbon dioxide throughout the body; also known as a red blood cell.

Voice Box

The larynx, an organ in the top of the neck involved in breathing, producing sound, and protecting the trachea against food aspiration.