★ Consciousness and Sleep Quiz
A circadian rhythm occurs _____ every 24 hours, whereas an ultradian rhythm occurs _____ every 24 hours.
A. once; more than once
B. more than once; once
C. once; twice
D. twice; once
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The EEG, EOG and EMG detect, amplify and record electrical activity in the _____, _____, and _____ respectively.
A. brain, eyes, muscles
B. brain, muscles that control the eyes, muscles
C. eyes, brain, muscles
D. muscles that control the eyes, brain, muscles
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