What is the distinguishing feature of the electroencephalogram during sleep stages 3 and 4?
a. Small beta waves c. Sleep spindles
b. Large k-complexes d. Large delta waves
ANS: D
The deepest stages of non-REM sleep (stages 3 and 4) are referred to as slow-wave sleep because of the presence of large delta waves that appear when the sleeper enters these stages.
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If Medicare fails to notify a provider that a procedure is considered medically unnecessary, Medicare:
a. is in the wrong. b. made a communication error. c. is responsible for the payment. d. is not responsible for the payment.
Calculate the amount of intravenous fluid to be added to the volume control chamber. Ordered: Ancef 0.42 g IV q12h in 30 mL D5 NS over 30 min by volume control set on an infusion controller. Flush with 15 mL.On hand: Ancef 500 mg / 5 mLTotal IV fluid volume: __________ mLFlow rate: __________ mL / hAdd __________ mL Ancef and __________ mL D5 NS to the chamber.
Fill in the blank(s) with the appropriate word(s).