What to Do

Topics: Sleep, Electroencephalography, Circadian rhythm Pages: 7 (1358 words) Published: June 22, 2013
Chapter 4

CONSCIOUSNESS

Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Housekeeping
• Exam 1 this Friday
– Multiple choice

– All exam reviews will be posted under the “Handouts” section of wesportal

• If you have questions, please let me know!
Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Class Overview
• • • • • What is consciousness? Altered states: Sleep Dreams Altered states: The effects of hypnosis Altered states: The influence of psychoactive drugs • Psychology in everyday life • Friday Funday! Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Consciousness
LO 4.1 Consciousness and Levels of Consciousness

• Consciousness
– a person’s awareness of everything that is going on around him or her at any given moment

• Waking Consciousness
– state in which thoughts, feelings, and sensations are clear and organized, and the person feels alert

Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Consciousness
LO 4.1 Consciousness and Levels of Consciousness

• Altered State of Consciousness
– state in which there is a shift in the quality or pattern of mental activity as compared to waking consciousness

Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Necessity of Sleep
LO 4.2 Why Sleep and How Sleep Works

• Circadian rhythm: a cycle of bodily rhythm that occurs over a twenty-four-hour period – “circa”: about – “diem”: day

Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Are you a morning person?

Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

What is your sleep cycle?
• Step 1: You will be split into two (or 3) groups
– Ideally, what time of day would you like to get up? – How easy do you find it getting up in the morning? – If you could choose the hours for an 8 hour work shift, which would you choose?

• Group A if you prefer the AM; Group B if PM; Group C if you are neither Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Sleep Cycles
• Talk with the people in your group…what are the commonalities? • Pair up with someone in a different group…what are the differences? • What are the advantages and disadvantages of belonging to each group? – Personal life – Employment – education

Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Necessity of Sleep
LO 4.2 Why Sleep and How Sleep Works

• Hypothalamus: tiny section of the brain that influences the glandular system – suprachiasmatic nucleus: deep within the hypothalamus; the internal clock that tells people when to wake up and when to fall asleep

• The hypothalamus tells the pineal gland to secrete melatonin, which makes a person feel sleepy. Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Necessity of Sleep
LO 4.2 Why Sleep and How Sleep Works

• Microsleeps: brief sidesteps into sleep lasting only a few seconds • Sleep deprivation: any significant loss of sleep, resulting in problems in concentration and irritability

Psychology, Third Edition Saundra K. Ciccarelli • J. Noland White

Copyright ©2012 by Pearson Education, Inc. All rights reserved.

Necessity of Sleep
LO 4.2 Why Sleep and How Sleep Works

• Adaptive theory: theory of sleep...
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