Exhibit 20-4 Refer to Exhibit 20-4

question 130

Multiple Choice

Exhibit 20-4 Refer to Exhibit 20-4.  What value goes in blank (A) ?

• A)55
• B)110
• C)80
• D)95
• E)There is not enough information to answer this question.

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Definitions:

Maxillary Sinus

Air-filled cavities located within the bone of the upper jaw, part of the paranasal sinuses.

Hyoid Bone

A U-shaped bone in the neck that supports the tongue and provides attachment points for neck and pharynx muscles, aiding in swallowing and speech.

Swallowing

The process by which food or liquid moves through the mouth, pharynx, and esophagus into the stomach.

Speech

The verbal means of communicating or expressing thoughts and emotions through articulated sound patterns.