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Psychology > Chapter 5: Conciousness > Flashcards

Chapter 5: Conciousness Flashcards

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1
Q

What is Consciousness?

A

A state of awareness ( thoughts, self, environment)

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2
Q

Loss of Consciousness

A

Lack of awareness of self and environment

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3
Q

Post Traumatic Amnesia

A

A period after unconsciousness caused by a brain injury when a person suffers from memory loss and confusion

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4
Q

Alteration of Consciousness

A

The mind is aware, but not wakeful

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5
Q

What is sleep managed by?

A

Suprachiasmic nucleus (role of melatonin)

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6
Q

Repair and Restore

A
  • Pituitary gland releases hormones to repair the body
  • Resets overstimulated neurons
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7
Q

Protect and conserve

A
  • Protects us against danger
  • Reduce energy demands
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8
Q

Learn and Remember

A

Consolidate information and store it

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9
Q

REM

A
  • Sometimes called Paradoxical sleep
  • Brain is active
  • Body is immobile
  • Dreams feel real
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10
Q

Stage 1 of Non-rem

A
  • shallow sleep
  • awareness of the outside world remains
  • theta waves
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11
Q

Stage 2 of Non-rem

A

K complexes and sleep spindles

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12
Q

Stages 3 & 4 of Non-rem

A
  • Deeper sleep
  • Delta waves present
  • Sluggish if woken
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13
Q

Stimulants

A

Speed up activity in the CNS

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14
Q

Types of Stimulants

A
  • Caffeine
  • Nicotine
  • Cocaine
  • Amphetamines
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15
Q

Depressants

A

Slow down activity in the CNS

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16
Q

Types of Depressants

A
  • Alcohol
  • Sedatives
  • Opioids
17
Q

Hallucinogens

A

Disrupt normal thought process

18
Q

Types of Hallucinogens

A
  • Marijuana
  • LSD
  • some natural, some lab made
19
Q

Opiates

A

Relieve Pain

20
Q

Traumatic Brain Injuries

A

A type of brain injury that results from a jolt or blow to the head that disrupts normal brain functioning

21
Q

Symptoms of Traumatic Brain Injuries

A
  • Pain
  • Motor Dysfunction
  • Sensory Changes
  • Cognitive Difficulties
  • Speech Problems
22
Q

Concussions

A

Occurs when a blow or jolt of the head results in the brain moving around and affects brain messaging

23
Q

Second Impact Impact

A

Brain swelling caused by a second concussion before the brain has healed from a first concussion

24
Q

Chronic Traumatic Encephalopathy

A

Brain degeneration caused by repeated head trauma

25
Q

Coma

A
  • Prolonged unconsciousness
  • Not awake or aware
  • Usually doesn’t last longer than two to three weeks
26
Q

Unresponsive wakefulness syndrome

A
  • Awake but unaware
  • Vegetative state
27
Q

Minimally Conscious state

A

Somewhat conscious of self and surroundings

28
Q

Brain Death

A

Permanent loss of brain stem functioning

Psychology (11 decks)

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