Compared with 11 Percent of the U

question 20

Multiple Choice

Compared with 11 percent of the U.S.population as a whole,around 33 percent of Native Americans die before age:

• A) 45.
• B) 50.
• C) 55.
• D) 60.

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Definitions:

Sphenoid

A butterfly-shaped bone at the base of the skull that forms part of the floor and sides of the skull as well as the orbits around the eyes.

Occipital

Relating to the occiput, the back part of the skull or head.

Ethmoid

The ethmoid bone is a spongy, cube-shaped bone that forms part of the nasal cavity and the orbits of the eyes, contributing to the structure of the skull.

Superior Nasal Conchae

The superior nasal conchae are structures within the nasal cavity that help in warming, humidifying, and filtering the air breathed in through the nose, enhancing the capability to sense smells.