Microsoft Power Point - 0910 CC2413 L1213 Consciousness Standard StudentV

8/14/2019 Microsoft Power Point - 0910 CC2413 L1213 Consciousness Standard StudentV

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2009/11/19CC2413 0910 1st Sem L12&13

Consciousness 1

CC2413 FundamentalPsychology for Health Studies

Lecture 12 &13

Consciousness ( /)

Lecturer:


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Consciousness

A PretestDecide whether you think it is generally True,generally False, or Uncertain for the following

items. By the end of the lecture, you should knowthe answers!

1) If we have dreams while sleeping at night, we dont

have a good quality sleep.

2) People usually are not aware of the seriousness of theproblems created due to insufficient sleep.

3) Alcohol, taken in proper dosage, is a stimulant toclear thinking.


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Consciousness

Lesson Plan

(A) What is consciousness?

(B) Sleep ()

(C) Psychoactive Drugs

(D) Conclusion


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Consciousness

(A) Whatis Consciousness?Consciousness ( /)

a persons awareness of everything that is goingon within and around him or her at any givenmoment

Waking consciousness

state in which thoughts, feelings, and sensationsare clear, organized, and the person feels alert.

Altered state of consciousness

state in which there is a ___________ in thequality or pattern of mental activity as compared towaking consciousness.


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Consciousness

(B) Sleep1) Howdoes sleep work?

Circadian rhythm

a cycle of bodily rhythm that takes about a day /24-hour to complete

The_____________ cycle is controlled byLight levels SCN of hypothalamus () pineal gland () hormone melatonin

neurotransmitter serotonin ()

body temperature


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Consciousness

(B) Sleep2) What are the costof Notsleeping?

(A survey on Infants sleeping pattern)Source: ontv 03/31/2008 (00:00 01:29)

http://tv.on.cc/?s=3&i=ONS-080331-11683-25M&d=1206951071

Sleep deprivation resulting in problems in

concentration, irritability

impaired reaction time, motorcoordination, & decision making

Video Demonstration(Optional): Sixtyminutes The scienceof sleep (2008)Part 3 (26:30 39:30)

Part 4 (43:00 55:25)


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Consciousness

Findings: Sleep Deprivation increases risk ofvarious diseasesNov 11, 2008

(heartdiseases) (increases theprobability of diseases outbreaks by 33%)

(diabetes) (obesity)


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Consciousness

15%

15% Hong Kong people frequently suffer frominsomnia severe cases may lead to depressionMarch 21, 2007

12%

15%1 (rely onsleeping pills) (fatigue) (poor concentration) (impair memory &headaches)

9851 (Males)6.98 hour(Females)7.17hour

5(less than 5 hrs ofsleep) (high blood pressure)86 (increase mortality rate)..


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Consciousness

4

Poor sleep quality over 4 days per week: A signof Sleep disorder - Insomnia4

1 (over 1 month)(Insomnia)

20%

6 (over 6 days of sleepdeprivation for rats) (dying)32%50%10%14%20%30%


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Consciousness

(B) Sleep

3) Whydo we have to sleep? 2 Theories:

i) theory - proposes that animals and humans

evolvedsleep patterns to avoid predators by sleepingwhen predators are most active


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Consciousness

(B) Sleepii) Restorative theory - proposes that sleep isnecessary to the physical healthof the bodyand serves to replenish chemicals and repaircellular damage


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Consciousness

(B) Sleep4) Stagesof Sleep

Rapid eye movement (REM) stage of sleep in which the eyes move

rapidly under the eyelids and the person is

typically experiencing a dream.NREM (non-REM) sleep (Stage 1 4)

any of the stages of sleep that do not

include REM.


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Consciousness

Figure 5.2 EEG patterns

in sleep and wakefulness.Characteristic brain wavesvary depending on onesstate of consciousness.Generally, as people move

from an awake statethrough deeper stages ofsleep, their brain waves

_____________ in

frequency (cycles per

second) and___________in amplitude (height).However, brain wavesduring REM sleep

resemble wide-awake

brain waves.Source: Adapted from Hauri, P.(1982). Current concepts: Thesleep disorders. Kalamazoo,MI: The Upjohn Company.Reprinted by permission.


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Consciousness

(B) SleepStagesof Sleep Non-REM

Stage 1 & 2

fast-wave sleep (light sleep)

S1 feel self drifting on the edge ofconsciousness

S2 sleep spindles (brief bursts ofactivity only lasting a second or two)

minor noises wont disturb you

Stages 3 & 4

slow-wave sleep (deep sleep)

S3 breathing and pulse haveslowed down

S4 growth hormones are released

_____________________

Sleepwalking is morecommon among childrenthan adults. Although thisyoung girl may appear tobe awake, she is stilldeeply asleep.


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Consciousness

(B) SleepStagesof Sleep REM

Stage 5

paradoxical sleep (high level of brain activity)

increased eye movement, loss of muscle tone(REM paralysis), vivid dreaming

REM rebound

more REM sleep if being deprived the night before

Nightmares ()

bad dreams that are can be rememberedimmediately upon waking during REM sleep


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Typical nights sleep for a young adult


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(C) Psychoactive DrugsSubstances that alterthinking, perception,memory, mood or behavior

Physical Dependence ( 2 signs) a persons body becomes unable to function

normally without a particular drug1) Tolerance larger and larger doses are needed

2) Withdrawal experience physical symptoms

Psychological dependence feeling that a drug is needed to continue a feeling

of emotional or psychological well-being


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Consciousness

(C) Can you match the street names

() for the following drugs?1) Cocaine

2) Ketamine

3) MDMA (Ecstasy)

4) Gamma Hydroxybutyric Acid(GHB)

5) Cannabis

6) Midazolam (Dormicum)

K K (Special K, K,Kit Kat, vitamin K)

(Blue Gremlin)

(pot, grass, weed, hash, joint)

(Liquid X, Liquid E, G)

(XTC, Adam, E)

(Coke, crack, flake,snow, stardust)


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Consciousness

(C) Psychoactive DrugsCan you identify the following drugs?

a)

b)

c)


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Consciousness

(C) Psychoactive DrugsCan you identify the following drugs?

d)

e)

f)


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Consciousness

(C) Psychoactive Drugs1) Stimulants () -

drugs that __________

the functioning of thenervous system

For examples: Amphetamines ()

Cocaine()


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(C) Psychoactive Drugs1) Stimulants ()

For examples: Nicotine

()

Caffeine()


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(C) Psychoactive Drugs

2) Depressants () - drugs that

decreasethe functioning of the nervoussystem

For examples:

Tranquilizers ()

_______________


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(D) Psychoactive Drugs

3) Narcotics () - a class of opium-related

drugs that_______________ the sensationof pain by binding to and stimulating thenervous systems natural receptor sites for

endorphins

For examples:

Opium () Morphine ()

Heroin ()


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(C) Psychoactive Drugs4) Hallucinogens ()

- drugs that cause false_____________

messages, altering theperception of reality

For examples:

Marijuana (pot or weed)()

MDMA (Ecstasy or X)

( )

The dehydrating effect of the drug,together with the intense dancingand physical activity at raves likethis one, can have a deadly effecton the user.


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2009/11/19 CC2413 0910 1st Sem L12&13Consciousness 27Source: Weiten - Table 5.2, p. 157


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(D) ConclusionConsciousness & its variations (sleep)

Classifying consciousness-altering drugs

Integration & Application Hopefully, your abilities to explain or analyse both normal

and abnormal human behaviors in our daily life have been

enhanced through the study of this subject! As a health studiesstudent, you have some ideas on how to

deal with certain human problems by applying what you havelearnt in this subject!

Questions & Answers ()

END OF LECTURE


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(E) ConclusionReferences

**Ciccarelli, S. K., & White, J. N. (2009).

Psychology(International edition, 2nd ed).Upper Saddle River, N.J. :Pearson/Prentice Hall.

Weiten, W. (2008). Psychology: Themes andvariations(7th ed., Briefer version. Ch 5 pp.136-167). Belmont, CA: Wadsworth/Thomson Learning.

** Assigned Readings - Ch 4. pp.134 - 149,156 - 175


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(E) Conclusion

Web Resources

1) SleepNet

- http://www.sleepnet.com/

2) National Institute of Drug Abuse

- http://www.nida.nih.gov/

3) Psychoactive Drugs

- http://en.wikipedia.org/wiki/Psychoactive_drugs

4) -

- http://www.nd.gov.hk/index.htm

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