REM sleep is identified by which of the following measurements?

a. Electrocardiogram c. Electromyogram
b. Electroencephalo-gram d. Electrooculogram

ANS: D
The electrooculogram records eye movements during sleep and allows the clinician to differenti-ate non-REM sleep states from REM sleep states. An electromyogram records arousal responses and sleep movements. An electroencephalogram measures brain wave activity during sleep. An electrocardiogram measures cardiac activity.

Health Professions

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When assessing a 3-year-old child for possible injuries after the mother's boyfriend said the child fell down a flight of stairs, which of the following findings would raise your suspicion that the child may be a victim of physical abuse?

a. The child cries when you palpate his arm. b. Several bruises are located on the child's knees and shins. c. The child has a broken clavicle. d. Circumferential bruising on is apparent on the child's arm.

Health Professions

Which one of the following patient descriptions would the AEMT classify as a behavioral emergency?

A) 44-year-old woman with bipolar disorder complaining of a fever of 102.5°F B) 36-year-old man with no known history who is hearing voices C) 29-year-old man with diabetes who is suddenly confused D) 56-year-old man with a history of schizophrenia who has stopped taking his medications

Health Professions