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PSY1101 - MIDTERM 2 EXAM QUESTIONS AND ANSWERS
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PSY1101 - MIDTERM 2 EXAM QUESTIONS ANDANSWERS
Describe the dual processing system - ANSWER We perceive and process
information simultaneously from our conscious and unconscious knowledge
- Conscious = "High road" and reflective
- Unconscious = "Low road" and intuitive
Explain whether our brain makes decisions before we make them or not. When
does the actual decision to move occur? - ANSWER Two theories
1. Our brain precedes and helps predict people's decisions
2. Our brain activity is continuously flowing regardless of when we make the
decision
Decide to move when our brain activity crosses a threshold, 0.15 seconds before
What is parallel processing? Is unconscious or conscious parallel processing faster?
What does it mean to be sequential? - ANSWER - Looking at different aspects of a
problem at the same time
- Unconscious
- Best for solving new problems, requires more attention
What is selective attention? How many bits of information do we take in per
second? How is it divided in unconscious and conscious? - ANSWER -
Consciously being aware of a particular stimulus
- 11 million
- Conscious 40, unconscious 10,999,960
What is change blindness? What is sleep? Are we still "awake"? - ANSWER - Not
seeing changes in one's environment
- Periodic, natural loss of consciousness
, - Dual- mind is still active, auditory cortex can be triggered by stimuli
What is the circadian rhythm? Described the 24- hour clock of our bodies. -
ANSWER - Biological clock; Regular bodily rhythms that occur in 24 hours
- Morning body temperature rises, reaches peak during say, dips late afternoon,
drops by evening
When is thinking most accurate? How does age impact our circadian rhythm? -
ANSWER - Peak of circadian arousal
- Most 20-year old's: Energized in the evening, performance improves throughout
the day
- Older adults: Morning lover's, performance declines throughout day
Who was Eugene Aserinsky? What is REM sleep? What are researchers measuring
when observing sleepers? - ANSWER - Discovered REM sleep
- Recurring sleep stage where vivid dreams and eyes move rapidly occurs; aka
paradoxical sleep; muscles relaxed other body systems active
- Brain waves and activity, delta and alpha waves
At what stage do we experience hallucinations? What are hallucinations? What are
hypnagogic sensations? - ANSWER - NREM-1
- False sensory experiences without sensory input
- Feeling like falling or floating
What are dreams? How many years do we spend dreaming? How do we remember
dreams? What is REM rebound? - ANSWER - Sequence of images, events and
thoughts that a sleeping person is thinking in their sleep
- 6 years
- 8 out of 10 people's dreams are marked by one negative event emotion
When REM sleep is deprived, it increases later
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