PSU PSYCH 100 Crosby Exam 2 with Correct Solutions

PSU PSYCH 100 Crosby Exam 2 with Correct Solutions

ALTERTED CONSCIOUSNESS - Answer -Shift in quality or pattern of mental activity (alcohol, medication, sleep,etc.) CIRCADIAN RHYTHM - Answer -a cycle of bodily rhythm that occurs over a 24 hour period.CONSCIOUNESS - Answer -a person's awareness of everything that is going on around him or her at any given moment - used to organize behavior.INSOMNIA - Answer -inability to fall asleep, stay asleep, or get good quality sleep.NARCOLEPSY - Answer -Person falls immediately into REM sleep during the day without warning • Cataplexy

• a loss of muscle tone
• emotional events can trigger cataplexy

♣ ex. surprise party, fear NIGHTMARES - Answer -•Bad dreams arousing feelings of horror, helplessness, extreme sorrow, etc.•person typically wakes up from it in distress •occur during REM sleep NON-REM SLEEP - Answer -We can move our bodies

Stage 1:

• light sleep; hypnic jerk; hypnagogic

Stage 2:

• Temperature, breathing and heart rate decrease sleep spindles

Stage 3:

• growth hormones release; hard to wake up 1 / 2

REM BEHAVIOR DISORDER - Answer -mechanism that typically blocks the movement of voluntary muscles fails, allowing the person to thrash around and get up and act out nightmares.REM SLEEP - Answer -• eyes moving under eyelids • increase in body function (e.g. heart beat) • 90% of dreaming SLEEP APNEA - Answer -• Person stops breathing for short periods during sleep • Don't get REM sleep because cycle is always interrupted and resets.• CPAP machine - constant flow of air to keep airway moving, can totally eliminate sleep apnea • Sometimes associated with being obese (not always related) SLEEPWALKING - Answer -occurs during deep (stage 3 of non-REM) sleep; moving around or walking around in one's sleep. Happens most frequently because of inadequate sleep.NIGHT TERROR - Answer -•Attacks of extreme fear that the victim has while sound asleep •appears to be awake, often crying sometimes yelling, but in reality they are not awake.•occur most often during NON-REM sleep ADAPTIVE THEORY - Answer -EVOLUTIONARY THEORY. says animals and humans both evolved certain sleep patterns to avoid predators sleep when predators are most active RESTORATIVE THEORY - Answer -sleep is necessary to the physical health of the body MEMORY CONSOLIDATION - Answer -o Sleep helps sort out what's important and what we need to consolidate into our memory and what are things that we can get rid of, GROWTH - Answer -o link between sleep and being overweight

• People who do not get adequate sleep are at a greater risk to be obsese

FREUD'S PERSPECTIVE ON DREAMS - Answer -• believed that dreams were a place/time where we could express unconscious desires • Dreams provide access to the unconscious (wish-fulfillment) SENSATION - Answer -process that occurs when special receptors in the sense organs are activated, allowing outside stimuli become neural signals in the brain.PERCEPTION - Answer -method by which the sensations experienced at any given moment are interpreted and organized in some meaningful fashion.

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