The nurse is assessing an infant's ability to suck on a pacifier. The nurse is assessing which cranial nerve?
A) Olfactory
B) Trigeminal
C) Facial
D) Accessory
B
Response:
To test the trigeminal nerve, the nurse would note the strength of the infant's suck on a pacifier, thumb, or bottle. The olfactory nerve is not assessed in infants and young children. The facial nerve is assessed by noting the symmetry of facial expressions. For the infant, this would be assessed during spontaneous crying or smiling. The accessory nerve is assessed when the infant is in the sitting position and symmetry of the head position is noted.
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