Which of the Following Structures Normally Prevents Swallowed Food from Entering

question 43

Multiple Choice

Which of the following structures normally prevents swallowed food from entering the larynx and trachea?

• A) gastroesophageal sphincter
• B) teeth
• C) epiglottis
• D) tongue

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Definitions:

1-Bromobutane

An organic compound, also known as n-butyl bromide, used in organic synthesis as an alkylating agent.

2-Bromobutane

An organic compound consisting of a butane molecule where one hydrogen atom has been substituted with a bromine atom.

Monochlorination Product

A compound resulting from the chemical process of adding one chlorine atom to an organic molecule.

Relative Reactivity

A measure of how readily a chemical species engages in a reaction under specified conditions compared to other species.