FIUNDATIONS IN CCN-SLEEP

What is the definition of sleep according to the text?

• A. A state of unconsciousness

• B. A temporary perceptual disengagement from and unresponsiveness to environmental surroundings

• C. A state of deep relaxation

• D. A state of heightened awareness

What are some signs of sleep deprivation mentioned in the text?

• B. Enhanced motor skills

• A. Increased appetite and weight gain

• C. Constant irritability

• D. Improved cognitive function

Which hormone is released when the amount of light received is high?

• C. Prolactin

• D. Growth hormone

• B. Cortisol

• A. Melatonin

What is the main characteristic of REM sleep?

• D. Low heart rate

• B. Reduced muscle activity

• C. Rapid eye movements

• A. Slow breathing

Which sleep stage is characterized by muscle twitches called hypnic jerks?

• A. Stage 1

• B. Stage 2

• C. Stage 3

• D. REM sleep

What is the gold standard for objective assessment of sleep physiology?

• A. Actigraph

• B. EEG

• C. EOG

• D. EMG

Which hormone is associated with a large surge in secretion during sleep?

• D. ACTH

• C. Growth hormone

• B. Prolactin

• A. Cortisol

What is the purpose of the circadian rhythm?

• C. Carry out essential functions and processes

• B. Control hormone secretion

• A. Regulate body temperature

• D. Induce sleep

Which sleep stage is associated with the deepest level of sleep?

• A. Stage 1

• D. REM sleep

• B. Stage 2

• C. Stage 3

What are the typical behaviors associated with sleep according to the text?

• A. Open eyes and high movement

• B. Recumbent posture and reduced responsiveness to stimulation

• C. Standing posture and high responsiveness to stimulation

• D. Constant movement and loud noises