What Is the Purpose of the Structure Labeled B

question 36

Multiple Choice

What is the purpose of the structure labeled B?

• A)Prevent food from entering the trachea
• B)Direct food into trachea
• C)Produce sound
• D)Close off the esophagus during breathing

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Definitions:

Marginal Rate

Refers to the rate at which one quantity changes with respect to a change in another, commonly used in economics to describe the marginal rate of substitution or marginal rate of transformation.

Indifference Map

A collection of indifference curves that graphically represent a consumer's preferences across different combinations of two goods.

Space

The infinite extension of the three-dimensional region in which all matter exists.

Acceleration

in physics, refers to the rate of change of velocity of an object with respect to time.