Which of the following sleep disorders is a parasomnia disorder of arousal?

A) Sleep apnea.
B) Narcolepsy.
C) Sleepwalking.
D) Early-morning awakening.

A patient's arterial blood gas results are as follows: pH = 7.30; PCO₂ = 40; HCO₃ = 19 mEq/L; PO₂ = 80.An appropriate nursing diagnosis for the patient is which of the following?

A) Impaired Gas Exchange
B) Metabolic Acidosis
C) Risk for Impaired Gas Exchange
D) Risk for Acid-Base Imbalance

The middle of the three ossicles is called:

A) incus.
B) malleus.
C) cochlea.
D) stapes.

At what age should the nurse expect the anterior fontanel to close?

A) 2 months
B) 2 to 4 months
C) 6 to 8 months
D) 12 to 18 months