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Johnny Is a Two-Year-Old Boy Who Is Not Motivated to Interact

question 51

Multiple Choice

Johnny is a two-year-old boy who is not motivated to interact with other people.His absence of interest in people may also lead to severe deficits in certain abilities.Which of the following is one such ability?


Definitions:

Agonist

A substance that fully activates the receptor it binds to, producing a maximal biological response.

Inferior Rectus

A muscle in the eye that controls downward eye movements, part of the extraocular muscles.

Medial Rectus

A muscle in the eye responsible for moving the eyeball towards the nose, part of the extraocular muscles.

Temporal Lines

Curved lines on the lateral surfaces of the skull where the temporalis muscle attaches, important for chewing movements.

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