External Respiration Requires a Higher Oxygen Concentration in the _____

question 89

Multiple Choice

External respiration requires a higher oxygen concentration in the _____ than in the _____.

• A) blood; lungs
• B) blood; cells
• C) cells; blood
• D) lungs; blood

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Definitions:

Merocrine Sweat Glands

Glands that release sweat directly onto the skin surface through a duct without losing any cellular material.

Eccrine Sweat Glands

Eccrine sweat glands are small glands in the skin that produce sweat, helping to cool the body through evaporation and playing a role in thermoregulation.

Nitrogen Wastes

Waste products, such as urea or ammonia, that are produced by the body after proteins are broken down.

Mammary Glands

Specialized organs in female mammals that produce milk for the nourishment of newborn offspring.