Mike Is Six Years Old

question 104

Multiple Choice

Mike is six years old. He should be able to do all of the following EXCEPT

• A) run well.
• B) ride a two-wheel bike.
• C) cut accurately with scissors.
• D) jump and climb.
• E) skip.

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Definitions:

pH

A scale used to specify the acidity or basicity of an aqueous solution, with lower values being more acidic and higher values more basic.

Sphincters

Circular muscles that control the passage of substances through the openings of the body.

Dentin

A calcified tissue that lies beneath the enamel and cementum of teeth, providing structure and sheltering the pulp.

Enamel

The hard, outermost layer of a tooth that protects it from decay.