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Each Time He Steps Up to the Plate, a Baseball

question 95

Multiple Choice

Each time he steps up to the plate, a baseball player touches the bill of his cap three times, just as he did before hitting a home run in a previous game. Which of the following accounts for his actions?


Definitions:

Small Intestine

A part of the gastrointestinal tract where most of the digestion and absorption of nutrients occurs.

Carbohydrate

Molecule that consists mainly of carbon, hydrogen, and oxygen atoms in a 1:2:1 ratio. A sugar, or a polymer of sugars (e.g., cellulose, starch, glycogen).

Chemical Digestion

The process of breaking down food into smaller, absorbable components using enzymes, acids, and other substances in the digestive system.

Mouth

The opening in the face of a human or animal that functions in the intake of food and air; the start of the digestive tract.

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