The lens focuses light on the photoreceptor cells by?

A) ?opening and closing.
B) ?changing shape.
C) ?moving in and out.
D) ?moving up and down.


B

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An asymptomatic 2 x 3 cm mass in the lateral neck of a 25-year-old man was biopsied. Micro-scopically, it was a cyst surrounded by lymphoid tissue. The diagnosis would be:

a. Epidermal inclusion cyst b. Ectopic lymphoid tissue c. Branchial cyst d. Thyroglossal tract cyst e. Dermoid cyst

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Which muscle retracts and elevates the lips, as in smiling?

A) Risorius B) Buccinator C) Levator anguli oris D) Levator labii superioris

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____ is a branch of biology dealing especially with microscopic forms of life.

A. Endocrinology B. Microbiology C. Cytopathology D. Hematology

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A patient arrived at a wound care clinic and was treated with a pulsative lavage for a right foot ulcer with muscle necrosis. What is the correct code?

A. F08L5CZ B. F08L5BZ C. F08G5YZ D. F08G5BZ

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