The Respiratory System Is Responsible for

question 18

Multiple Choice

The respiratory system is responsible for

• A) oxygen entering the body and carbon dioxide leaving the body.
• B) carbon dioxide entering the body and oxygen leaving the body.
• C) nitrogen leaving the bloodstream.
• D) methane formation.
• E) the regulation of nutrient absorption.

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Definitions:

Water

A chemical compound with the formula H2O, consisting of two hydrogen atoms bonded to an oxygen atom, essential for most forms of life.

Moles

A unit of measurement used in chemistry to express amounts of a chemical substance, defined as the amount containing exactly 6.02214076×10²³ particles.

Isopropanol

Also known as isopropyl alcohol, a colorless, flammable chemical compound with a strong odor, used as a solvent and disinfectant.

Moles

In chemistry, a unit that measures the amount of substance, defined as containing exactly 6.02214076 × 10^23 particles, such as atoms, molecules, ions, or electrons.