Sleep and Its Impact on Health

What regulates sleep in the body?

• Circadian rhythm

• Melatonin

• Light cues

• Brain

How many stages of sleep are there?

• Two

• Three

• Four

• Five

Which stage of sleep is the first stage of deep sleep?

• Stage 1

• Stage 2

• Stage 3

• Stage 4

What happens to the body during stage 4 of sleep?

• Heart rate and breathing slow down

• Body temperature falls

• Muscles may twitch

• Dreaming occurs

What is the purpose of the body being temporarily paralyzed during dreaming?

• To prevent acting out dreams

• To enhance brain activity

• To improve muscle growth

• To increase melatonin production

Approximately how much of our lives do humans spend asleep?

• 1/4

• 1/3

• 1/2

• 2/3

What are some factors that contribute to people sleeping less today?

• Modern lifestyles

• Stress

• Proliferation of technology

• All of the above

How many hours of sleep per day is associated with an increased risk of developing chronic conditions?

• Less than 5 hours

• 5-6 hours

• 6-7 hours

• More than 7 hours

What could happen if someone doesn't get enough sleep?

• Reduced life expectancy

• Increased risk of chronic conditions

• Impaired cognitive function

• All of the above

What hormone is produced at night to regulate sleep?

• Melatonin

• Growth hormone

• Adrenaline

• Serotonin