Which of the Following Statements Regarding Exercise Is True

question 48

Multiple Choice

Which of the following statements regarding exercise is true?

• A)For an activity such as jogging or long- distance running,the primary source of energy is stored ATP and PCr.
• B)If the demand for ATP outstrips oxygen supply,muscles switch to aerobic fermentation.
• C)The main source of energy during aerobic exercise is ATP from aerobic respiration.
• D)During a short burst of activity such as a sprint,the main source of energy is aerobic respiration.

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Definitions:

Nociceptors

Nociceptors are sensory receptors that respond to potentially harmful stimuli by sending nerve signals to the spinal cord and brain, which is interpreted as pain.

Mechanical Damage

Physical harm or injury caused to structures or materials due to external forces or stress.

Toxic Substances

Materials or compounds that cause harm to organisms when ingested, inhaled, or come into contact with skin or mucous membranes.

Cutaneous Receptor

A sensory receptor found in the skin that responds to various stimuli like touch, pressure, heat, or cold.