Sleep + Drugs and the Developing Brain Flashcards
What are the top 3 conditions causing sleep conditions in uni students?
Anxiety
Depression
Delayed Sleep Phase Disorder
What are some reasons for sleeping?
Cellular Machinery Repair
Energy Replenishment
Thermoregulation
Memory Consolidation
Brain tidying up
What is a Polysomnogram?
Sleep study used to diagnose sleep disorders
- Brain Electrical Activity
- Respiratory Effort
- Oxygen Saturation
What are the three major groups of sleep symptoms?
Insomnia
Excessive Daytime Sleepiness
Parasomnias
What is insomnia?
Trouble falling asleep
What is secondary insomnia due too?
Substances
Neurological Conditions
Psychiatric
What is Excessive Daytime Sleepiness?
Difficulty staying awake during the day
- Falling asleep at inappropriate times
What is Sleep Apnoea?
Where breathing repeatedly stops and starts when asleep
What are some examples of parasomnia?
sleep walking
sleep eating
sleep talking
sleep screaming
restless legs
What are Teratogens?
Chemicals or factors that have the potential to damage the fetus when exposure occurs during pregnancy (e.g.,radiation, thalidomide, alcohol)
What does the degree of damage depend on for Teratogens?
Timing and dose of exposure
What does FASD stand for?
Fetal Alcohol Spectrum Disorder
Causes:
- Growth Deficiency
- Facial Abnormalities
- Organic Brain Damage
What is the crucial period in where parental substance abuse causes the most harm?
prenatal -> 3yo
What are 3 mechanisms in brain development?
Neuroendocrine
Vascular
Immune
What do chronically high levels of cortisol do?
Primes nervous system into chronic state of over activation
Child develops a low threshold for stress
Increase sensitivity to adverse experiences
