PSY 120 Purdue Exam II Questions and
answers with 100% Complete solutions |
verified &updated 2024| Graded A+
Absolute Threshold - ✔✔Lowest level of as stimulus that an organism
could detect
Difference Threshold - ✔✔Smallest DETECTABLE difference in magnitude of
two stimuli
Consciousness - ✔✔subjective awareness of internal and external events
Attention - ✔✔Internal processes used to set priorities for mental functioning
,Dichotic Listening - ✔✔test used to to investigate selective hearing within
the auditory system
Automaticity - ✔✔Effortless processing that requires little to no focused attention
2 Attention Disorders - ✔✔1. Visual Neglect
2. ADHD
Visual Neglect - ✔✔attention disorder that prevents someone from attending
to stimuli on one side of the body
ADHD - ✔✔chronic condition marked by persistent inattention, hyperactivity,
and sometimes impulsivity
Circadian Rhythms - ✔✔24-hour cycle of biological activities regulated by
the hypothalamus (sleep, temp, blood press., hormones...)
, 5 Stages of Sleep - ✔✔1. Awake
-brief random waves
2. N1- relaxed state, drowsy/
dosing -brief regular waves
3. N2 - light sleep slowed heart
rate -slower irregular waves
4. N3 _ deeper sleep
-slowest waves
5. REM - rapid eye movement (dreaming)
- brief random waves
Sleep cycle - ✔✔90 minutes through the stages 4-5 times per night
3 Sleep Functions - ✔✔1. Physical
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