Brain
Does your brain function while sleeping?
Yes
What are physical symptoms of sleep deprivation?
Feel as though you could fall asleep doing normal everyday things
What are behavioral symptoms of sleep deprivation?
How many REM cycles do you go through per night?
3-5 REM cycles
How much of our lives do we spend sleeping?
1/3 of our life
What parts of the brain are active while sleeping?
Hypothalamus, brain stem, thalamus, pineal gland, basal forebrain, midbrain, amygdala
Sleep deprivation is linked to what chronic health problems?
What are the main moods when sleep deprived?
Sleep deprivation amplifies pre-existing moods such as anger, depression, and anxiety
How long is the circadian rhythm?
24 hours
How much of the population snores regularly?
25% of the population
What part of the brain is affected from lack of sleep?
Prefrontal cortex
How does lack of sleep affect weight?
Not getting enough sleep causes a disruption in the body's regulation of neurotransmitters. The neurotransmitters ghrelin (promotes hunger) and leptin (fullness) control appetite.
What is the relation between sleep and depression?
Not getting enough sleep can affect emotions which may leave you more susceptible to depression. Depression is also associated with sleeping difficulties
What is the circadian rhythm?
Your biological clock that regulates your sleep-wake cycle. Circadian rhythms are physical, mental and behavioral changes
What is the recommended hours of sleep?
Hours of sleep are recommended by age group
Newborn(0-3 months) - 14-17 hours
Infant(4-12 months) - 12-16 hours
Toddler(1-2 years) - 11-14 hours
Preschool(3-5 years) - 10-13 hours
School(6-12 years) - 9-12 hours
Teen(13-18 years) - 8-10 hours
Adult(18-older) - 7 or more hours
How does lack of sleep affect memory?
The brain creates pathways for new information that you have recently learned. When sleep-deprived, the brain does not have sufficient time to sort the new information and it affects how memories are consolidated
How does a lack of sleep affect your immune system?
When you don't get enough sleep, the infection-fighting antibodies and cells in your body are reduced
What issues can lack of sleep as a child cause?
ADHD
What does REM stand for?
Rapid eye movement
On average, how long does it take to fall asleep?
10-15 minutes
How does lack of sleep affect attention?
When sleep-deprived the reciprocal inhibition between FPN activity and DMN activity is unstable, causing attention to be impaired
Why does lack of sleep cause high blood pressure?
Over time lack of sleep can cause a swing in hormones which can lead to high blood pressure
True or False
Sleep affects behavior
True
What happens when your circadian rhythm is disrupted?
Extreme daytime sleepiness, decreased alertness, problems with memory and decision-making
What is the most common sleep disorder?
Insomnia