In assessing function of cranial nerves (CN), the nurse offers a client toothpaste and the client can only identify it by smell. The nurse would record that
a. CN I is functional.
b. CN II is partially functional.
c. CN IV is non-functional.
d. CNs are unable to be assessed this way.
C
Identifying objects by smell indicates that CN I (olfactory nerve) is intact. CN II is the optic nerve. CN IV is the trochlear nerve.
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