A nurse is doing an assessment on a newborn. Which is characteristic of a newborn's vision at birth and an expected finding during the assessment?
a. Ciliary muscles are mature.
b. Blink reflex is absent.
c. Tear glands function.
d. Pupils react to light.
ANS: D
Although at birth the eye is still structurally incomplete, the pupils do react to light. The ciliary muscles are immature, limiting the eyes' ability to focus on an object for any length of time. The blink reflex is responsive to minimal stimulus. The tear glands do not begin to function until ages 2 to 4 weeks.
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