Question

________ are frightening dreams that awaken a dreamer from REM sleep. ________ involve sudden arousal from sleep and an intense physiological fear reaction (e.g., screaming, heavy breathing, and perspiration).

Answer 1

Answer:

Nightmares, Night terrors

Explanation:

Nightmares are dreams that cause feeling of unpleasantness, that cause fear, despair, anxiety and sadness. They occur during rapid eye movement sleep.

Night terrors are a sleep disorder that causes panic or dread in person in the first 3-4 hours of non rapid eye movement sleep. They are predominantly found to occur in children and decrease as they grow older.