Consciousnes

Question 1

what are the two stages before sleep

Answer 1

awake is beta wave which have a high frequency

as we close our eyes and rest they become alpha waves

Question 2

what is REM sleep

Answer 2

rapid eye movement
active brain waves but no muscle movement
irregular heartbeat and respiration
dreaming

Question 3

what happens from when we first drift off to sleep to our deepest sleep

Answer 3

enter stage 1 on nonREM which has theta waves
as we go deeper into stage 2 you see bursts of activity called k complexes and sleep spindles
stage 3 is deep sleep with delta waves important for memory processing
then pop back up to REM sleep

Question 4

what are parasomnias

Answer 4

abnormal behaviours during sleep such as sleep walking, nightmares

Question 5

what would Sigmund freud think about a dream when you show up to the mcat only to realize that you hadn’t even studied yet

Answer 5

the plot is the manifest content and there is underlying anxiety about the test and med school application that is the latent content

Question 6

what part of the brain is responsible for the reward pathway

Answer 6

mesolimbic - nucleus accumbent, VTA, olfactory tubule, mediale forebrain, bundle
structures involved in emotion may also contribute

Question 7

what should you know about dream theories

Answer 7

there’s a lot of different ones and no single one may be the correct answer

Question 8

what is habituation

Answer 8

same as tolerance

Question 9

the sleep cycle

BATS DR

Answer 9

beta waves - alert
alpha waves - drowsy
stage 1 theta - light sleep
stage 2 spindles and K complex - memory consolidation
delta waves - deep sleep 
REM sleep - dreams irregular homeostasis

Question 10

selective attention

Answer 10

ability to pay attention to just a few things and pay less or no attention to the others

Question 11

Broadbent filter model

Answer 11

unimportant and background info is filters out of the sensory buffer and lost
ie told to focus on information heard in only one ear and that’s all you remember

Question 12

treismann attenuation model

Answer 12

unimportant and background info is attenuated but is=f something important happens we can notice
ie cocktail party can still hear your name

Question 13

inattentional blindness

Answer 13

we miss things if we focusing elsewhere

ie person in gorilla suit while playing basketball

Question 14

change blindness

Answer 14

we miss things that gradually change in our environment

ie a house going up somewhere on the way to work

Question 15

how does multitasking work

Answer 15

most often it is sequential by rapidly switching between tasks but can be simultaneous if it is more easy automatic processes
you end up with an overall worse performance at both things

Question 16

allports module resource theory

Answer 16

attention is divided among modules in the brain according to task
multitasking using different modules works but using similar ones does not

Question 17

somnambulism is

Answer 17

sleep walking

Question 18

what are some dyssomnias (sleep wake disorders)

Answer 18

insomnia
sleep apnea
narcolepsy 
cataplexy
sleep paralysis

Question 19

memory consolidation occurs in which stage of sleep

Answer 19

stage 2

Question 20

memory processing occurs in which sleep stage

Answer 20

3 , deep