The Functional Unit of the Respiratory System Is The

question 41

Multiple Choice

The functional unit of the respiratory system is the:

• A) alveoli.
• B) tertiary bronchi.
• C) diaphragm.
• D) visceral pleura.

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Definitions:

Stretching

The act of gently extending muscles to increase flexibility and reduce the risk of injury.

Jogging

A form of aerobic exercise that involves running at a slow, steady pace as a means to improve fitness, burn calories, and enhance cardiovascular health.

Muscle Flexibility

The ability of a muscle to lengthen, allowing a joint to move through its full range of motion.

Yoga

A group of physical, mental, and spiritual practices originating in ancient India, aimed at achieving tranquility and insight.