When You Turn Your Head, ____

question 111

Multiple Choice

When you turn your head, ____.

• A) all cervical vertebrae pivot on one another
• B) the 7th cervical vertebra pivots on the 1st thoracic vertebra
• C) the atlas pivots around the axis
• D) all cervical vertebrae move as one unit
• E) the cervical vertebrae are compressed against each other

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Definitions:

Maxilla

The paired upper jawbones that form the foundations of the middle face, supporting the upper teeth and playing key roles in breathing, eating, and speaking.

Cleft Lip

A congenital facial defect that occurs when the upper lip does not form completely, leading to a gap or split.

Mandible

The lower jaw or jawbone, the largest and strongest bone of the face, which holds the lower teeth in place and moves during chewing.

Freely Moveable Joint

Joints that allow extensive movement between bones, including hinge, ball-and-socket, and pivot types, enabling activities such as walking, grasping, and turning.