Sleep

A machine that allows scientists to record the brain-wave activity as a person passes through the various stages of sleep and to determine what type of sleep the person has entered.

• Electroencephalography (EEG)

• Positron Emission Tomography (PET) Scan

• Computed Tomography (CT or CAT) Scan

• Magnetic Resonance Imaging (MRI)

The inability to get to sleep, stay asleep, or get a good quality of sleep.

• Insomnia

• Sleep Apnea

• Narcolepsy

• Microsleep

The hormone most closely related to one's sleep pattern is:

• Serotonin

• Dopamine

• Adrenaline

• Melatonin

Which stage of sleep is characterized by rapid eye movement and vivid dreams?

• Stage 1

• Stage 2

• REM Sleep

• Deep Sleep

What is the term for the natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours?

• Circadian Rhythm

• Homeostasis

• Metabolism

• REM Cycle

Which of the following is a common sleep disorder characterized by pauses in breathing or periods of shallow breathing during sleep?

• Insomnia

• Sleep Apnea

• Narcolepsy

• Restless Leg Syndrome

What is the primary function of sleep according to the restorative theory?

• To conserve energy

• To restore and repair the body

• To enhance memory

• To regulate emotions

Which neurotransmitter is primarily involved in promoting wakefulness and alertness?

• GABA

• Serotonin

• Dopamine

• Norepinephrine

What is the term for the phenomenon where a person suddenly falls asleep at inappropriate times, often without warning?

• Sleep Apnea

• Narcolepsy

• Insomnia

• Hypersomnia

Which of the following is a hormone that helps regulate sleep and wake cycles, often referred to as the sleep hormone?

• Cortisol

• Melatonin

• Adrenaline

• Oxytocin