Which of the Following Is True Regarding the Lateral Projection

question 21

Multiple Choice

Which of the following is true regarding the lateral projection of the skull?
1) The midsagittal plane of the head is parallel to the image receptor.
2) The interpupillary line is perpendicular to the image receptor.
3) The mentomeatal line is parallel with the bottom edge of the image receptor.

• A) 1 and 2
• B) 1 and 3
• C) 2 and 3
• D) 1, 2, and 3

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Definitions:

Retina

A thin layer of tissue located at the back of the eye, containing cells sensitive to light that trigger nerve impulses that pass via the optic nerve to the brain, where a visual image is formed.

Ciliary Body

A structure in the eye that includes the ciliary muscle, which controls the shape of the lens, and the ciliary epithelium, which produces the aqueous humor.

Accommodation

The process by which the eye changes optical power to maintain a clear image (focus) on an object as its distance varies.

Nystagmus

Involuntary, rapid, and repetitive movement of the eyeballs, which can be horizontal, vertical, or rotary.