Evolutionary Evidence

The video discusses REM sleep behavioral disorder, where the paralysis during REM sleep is impaired, causing individuals to act out dreams, sometimes violently. It highlights the evolutionary importance of sleep, despite its vulnerabilities, quoting Alan Rexhaffen on sleep's vital function. Sleep's persistence across species suggests its essential biological role, alongside eating, drinking, and reproducing, though its exact purpose remains a mystery.

What is a key characteristic of REM sleep behavioral disorder?

• Inability to fall asleep

• Acting out dreams

• Excessive snoring

• Sleepwalking

Why is sleep considered a paradox from an evolutionary standpoint?

• It makes organisms vulnerable to predators

• It improves mating success

• It enhances social interactions

• It increases food intake

Who is quoted regarding the vital function of sleep?

• Charles Darwin

• Carl Jung

• Alan Rexhaffen

• Sigmund Freud

Which of the following is NOT listed as a main biological drive alongside sleep?

• Reproducing

• Exercising

• Drinking

• Eating

What remains a mystery about sleep despite its importance?

• The best time to sleep

• The duration of sleep needed

• The impact of sleep on diet

• The exact reason why we sleep