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.

Health Professions

You might also like to view...

Which of the following is an injury cost carried by an individual?

A. Physical pain B. Higher insurance payout C. Compensation payments D. Need to replace personnel off duty

Health Professions

Which of these choices is NOT a type of leukemia?

A) Chronic myelogenous leukemia B) Acute myelogenous leukemia C) Acute lymphocytic leukemia D) Chronic fluctuating leukemia

Health Professions

You are browsing clinical concepts in the Medcin Symptoms list and notice that "headache" has a small plus symbol before it. What does this mean?

What will be an ideal response?

Health Professions

Assisted living facilities utilize the same model of care as hospitals and SNFs

Indicate whether the statement is true or false.

Health Professions