Each of Three Groups of Cyclists Had a Different Diet

question 22

Multiple Choice

Each of three groups of cyclists had a different diet: high-carbohydrate; a mix of carbohydrates, fat, and protein; or high in protein and fat. The blood glucose levels of the riders over a six-hour period after consuming each diet is shown in the accompanying graph. Which statement best summarizes the data in the graph?

• A) Endurance is entirely related to diet.
• B) Maintaining elevated blood sugar improves endurance.
• C) An early 50 percent drop in blood glucose is associated with improved endurance.
• D) Diet is not at all related to endurance.

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Definitions:

Sensory Adaptation

How sensory receptors gradually become less responsive to steady stimuli over time.

Swimming Pool

A construction designed to hold water for swimming, diving, or recreational bathing.

Cold Water

Water at a low temperature, often used to refer to conditions that can induce physiological responses when applied to the body.

Opponent-Process Theory

A psychological and neurological model that describes how opposing emotions or reactions balance out, affecting mood and addiction.