Sleep and Substance Effects Quiz

Caffeine disrupts sleep patterns by blocking adenosine receptors, preventing the feeling of drowsiness.

Dreams most commonly occur during REM (Rapid Eye Movement) sleep, characterized by heightened brain activity.

Sleep apnea is a sleep disorder marked by pauses in breathing, disrupting normal sleep patterns.

Shift work can disrupt the body's circadian rhythm, affecting the natural sleep-wake cycle.

Excessive daytime sleepiness is a common symptom of sleep apnea, indicating disrupted nighttime sleep.

Regular exercise is generally associated with improved sleep, not a common cause of insomnia.

Alcohol suppresses REM sleep, impacting the quality of rest and dream cycles during the night.

GABA (Gamma-Aminobutyric Acid) is a neurotransmitter that promotes relaxation and sleep.

Melatonin is the hormone that regulates the sleep-wake cycle, signaling the body when it's time to sleep.

Sleep deprivation commonly leads to impaired attention and concentration, affecting cognitive performance.

Parasomnia refers to abnormal behaviors during sleep, such as acting out vivid dreams during REM sleep.

Norepinephrine is a neurotransmitter associated with wakefulness and alertness in the brain.

Narcolepsy is a sleep disorder marked by sudden, uncontrollable episodes of falling asleep during the day.