Sedatives/Hypnotics Flashcards
Excessive worry, restlessness, irritability, or tension. Persists for at least 6 months
Anxiety
3 core symptoms of anxiety
restlessness, irritability, tension
_____ is a typical/normal reaction to stress
anxiety
sleep disorders occur in ___% of the population
33%
why are sleep disorders difficult to treat with medications
they are cause by multiple factors
psych conditions, parasomnias, dysomnias, limb movement disorders, alcohol, drugs, sleep apnea, illness
what is a major contributor to sleep disorders
psychiatric conditions
sleep/awake stages
awake, stage 1, 2, 3, 4, REM
awake EEG: ______ frequency, ______ amplitude
HIGH frequency, LOW amplitude
Stage 1 EEG: ______ frequency, ______ amplitude
ALPHA frequency, LOW amplitude
Stage 2 EEG: ______ frequency, ______ amplitude
LOWER frequency, HIGHER amplitude
stage 3+4 EEG: ______ frequency, ______ amplitude
VERY LOW frequency, HIGH amplitude
which stage of sleep is “relaxed awake”
stage 1
which stage of sleep is “non-REM sleep”
Stage 2
which stages of sleep are “slow wave sleep”
stages 3+4
REM sleep is very similar to ______, but ______
awake, dreaming
cycle through sleep phases every _____
90 mins
the greatest proportion of REM sleep occurs right before _____
birth
quality of sleep _____ with age
diminishes
rank sleep stages: high to low frequency
REM, stage 1, stage 2, stage 3,4
rank sleep stages from High to low amplitude
stages 3/4, stage 2, stage 1, REM
REM stands for
rapid eye movement
when does first episode of REM sleep occur
~1 hour of sleep onset
which stage of sleep is sensitive to sedative, hypnotics
REM
which stage of sleep is associated with dreaming
REM
what stage of sleep has a rapid/immediate onset in narcolepsy
REM
REM sleep has an immediate onset in _______
narcolepsy
what is associated with reduced REM sleep, prolonged deep sleep, and a REM rebound
alcohol
effect of alcohol on sleep
more time in deep sleep, doesn’t enter REM until right before waking up (REM rebound)
what is a REM rebound and when causes it to occur
when a person doesn’t enter REM sleep until right before they wake up, can be caused by alcohol
what condition is associated with frequent REM
narcolepsy
effect of narcolepsy on sleep
frequent REM (Even during day), not a lot of deep sleep
what condition is associated with a lot more awake time
insomnia
drugs that produce partial or total loss of sensation, sometimes with complete loss of consciousness
anesthetics
anesthetics produce partial or total loss of _____, sometimes with loss of ______
sensation; consciousness
3 major indications for sedative hypnotics
anxiety disorders, sleep disorders, anesthesia
sedative refers to ______ properties of drugs
anxiolytic (anti-anxiety)
hypnotic refers to _______ or _________ properties of drugs
sleep-inducing or anesthetic properties
what is a Soporific
hypnotic
synonym for a hypnotic
soporific
do benzodiazepines or barbiturates have a STEEPER therapeutic-toxic dose-response relationship
barbiturates (not as safe)
4 GABAa receptor drug classes
alcohol, barbiturates, benzodiazepines, non-BZD Z-drugs
8 domains affected by sedative hypnotics
cognition, judgement, self control, coordination, awareness, memory, consciousness, respiration
tolerance develops to a drugs ______
EFFECTS
abrupt imbalance of glutamatergic and GABAergic activity
kindling
barbiturate and BZD withdrawal can be _____
fatal
The GABAa receptor is a
heteromeric glycoprotein
GABA interacts at 2 sites between the ___ and ___ subunits and triggers _______ channel opening and ________ of the membrane
alpha and beta subunits; chloride channel opening; hyperpolerazation