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1. Should marijuana be legalized, yes or no?
2. Support your answer with facts found in the chapter, the video, the slides or some other source you find.
3. You post should be a minimum of 150 words.
4. Give an informed response to two of you classmates as to whether you agree or disagree with their position.
https://www.youtube.com/watch?v=R5Yvb3G-MgcSTATES OF CONSCIOUSNESS

What is consciousness?
Consciousness = Awareness; Selective attention to ongoing perceptions, thoughts and feelings.
Selective attention: The focusing of conscious awareness on a particular stimulus.
“cocktail party effect” The ability to attend selectively to one voice among many.

TYPES OF CONSCIOUSNESS
1. Consciousness as sensory awareness: Sensory awareness of the environment ( vision, hearing, etc.).
2. Consciousness as direct inner awareness: Knowledge of one’s own thoughts, feelings and memories without use of sensory organs.
3. Consciousness as personal unity: Refers to the sense of self. We differentiate us from that which is not us. Self = The totality of our impressions, thoughts and feelings.

TYPES OF CONSCIOUSNESS
4. Consciousness as the waking state: Refers to the waking state as opposed to the state of sleep.

Altered states of consciousness: Those states other than the normal waking state. (sleep, meditation, hypnosis and drug induced altered states).

SLEEP QUIZ
TRUE OR FALSE?
Some people never dream.
Dreams have special or symbolic meaning.
It has been proven that people need 8 hours of sleep to maintain mental health.
When genital arousal occurs during sleep, it is an indication that the sleeper is having a sexual dream.

SLEEP QUIZ CONTINUED
5. Dreams are only experienced in black and white.
6. If we lose some sleep, we will eventually make up all the lost sleep the next night or another night.
7. No one has been able to go for more than 48 hours without sleep.

SLEEP QUIZ CONTINUED
8. Our muscles are the most relaxed of the night when we are dreaming.
9. Sleep enables the brain to rest because minimal brain activity takes place during sleep.
10. Drugs have been proven to provide a long term cure for sleeplessness.
11. Blind people do not dream.
Answers: They are ALL False

FUNCTIONS OF SLEEP
1. Rest: sleep enables us to recharge our physical and psychological batteries.
2. Energy conservation: Our metabolism slows down during sleep.
3. Memory consolidation and emotional discharge:
4. Safety: Sleep provides a respite from the food chain.

FUNCTIONS OF SLEEP CONTINUED
5. Growth and repair: Human growth hormone (HGH).
SLEEP DEPRIVATION:
Mood changes
Decline in cognitive functions
Weight gain: in ghrelin & in leptin
Impaired immune system
Decrease in motor skills

TYPES OF SLEEPERS
1. Long sleepers (need 9 or more hours) vs short sleepers (fine with 6 or less)
2. Rigid sleepers (have to sleep at the same time every night) vs flexible sleepers
3. Nappers vs non nappers
4. Larks (up at the crack of dawn) vs owls (come alive at night, cannot go to bed early)

HOW IS SLEEP STUDIED?
electroencephalogram: Converts the brains electrical activity into visible waves.
Additional monitors:
– heart rate
– respiration
– body temperature
– blood pressure
eye movements
muscle tone

BRAIN WAVES

  
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