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Psych 1100 > The Brain > Flashcards

The Brain Flashcards

1
Q

What does the hindbrain consist of?

A
  1. Medulla
  2. Midbrain
  3. Cerebellum
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2
Q

Medulla

A

Breathing, heart rate, blood circulation

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3
Q

Pons

A

Arousal and attention, facial expressions

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4
Q

Cerebellum

A

Fine motor movements and balance (NOT IN CHARGE OF MOVEMENTS)

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5
Q

Neuroplasticity

A

Other parts of the brain can take over functions of other parts of the brain

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6
Q

Transected FOREBRAIN (top, only hindbrain left)

A

*Cat flails around
*Cat cannot act
*NOT acting with a purpose

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7
Q

What does the midbrain do?

A

*Puts movements into acts (walk)
*Controls whole body responses (visual and auditory stimuli)

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8
Q

Superior Colliculus

A

VISUAL STIMULUS
*something moves in corner of your eye and you turn your head to see what it is

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9
Q

Substantia Nigra

A

Produces dopamine

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10
Q

Transected FOREBRAIN (midbrain and hindbrain left)

A

*Cat can act and put movement together
*Midbrain helps act (walk)
*Walk with no purpose

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11
Q

Thalamus

A

Sends sensory and motor information to the specific parts of the brain

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12
Q

Hypothalamus

A

*Controls responses to basic needs (motivation)
*FFFF (fight, flee, feed, fuck)
*Regulates temperature

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13
Q

Removing the hypothalamus of a rat will do what?

A

Keep eating; FAT

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14
Q

Basal Ganglia

A

Regulates muscle contractions for smooth, voluntary movements (pump the brakes)

Ex. Parkinson’s Disease

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15
Q

Limbic System

A

*Memory and emotion
*Classical conditioning

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16
Q

Hippocampus

A

MEMORY
*Missing hippocampus = not remembering why, but feeling emotion

17
Q

Amygdala

A

EMOTION
*Missing amygdala = no emotion, but remember why they should feel emotion

18
Q

Transected CORTEX (have all 3)

A

*Cat act and walks with a purpose
*Cat has goals
*Cat is CLUMSY bc no fine motor control from cortex

19
Q

Unconditional Stimulus (US)

A

Stimulus that leads to an automatic response

Ex. Food

20
Q

Unconditional Response

A

An automatic response to a stimulus

Ex. Salivate

21
Q

Conditioned Stimulus

A

Stimulus that can trigger a conditional response

Ex. Bell

22
Q

Conditioned Response

A

Behavior that is learned

Ex. Salivate

23
Q

Parts of Cerebral Cortex

A
  1. Frontal Lobe
  2. Parietal Lobe
  3. Occipital Lobe
  4. Temporal Lobe
24
Q

Frontal Lobe

A

Responsible for planning, social behavior, motor control

25
Q

Parietal Lobe

A

TOUCH

26
Q

Occipital Lobe

A

VISION

27
Q

Temporal Lobe

A

HEARING & MEMORY

28
Q

Corpus Callosum

A

*Connects left and right hemisphere of brain
*Communicates information to one another
*Hemispheres control opposite sides of body (contralateral)

29
Q

Phineas Gage

A

*Iron struck FRONTAL LOBE
*Personality changed ?

30
Q

Cortical Functions Left Hemisphere

A

LANGUAGE
*Broca’s Area
*Wernicke’s Area

31
Q

Cortical Functions RIGHT Hemisphere

A

SPATIAL (space)

32
Q

Prefrontal Damage

A

Lose ability to plan, no reasoning, sensitive to sensitive topic, cannot initiate actions

33
Q

Apraxia

A

Inability to put movements in a certain sequence

Ex. How to tie shoe? How to brush teeth?

34
Q

Agnosia

A

Don’t understand what you are perceiving (not knowing)

35
Q

Auditory Agnosia

A

What sound am I hearing?

36
Q

Visual Agnosia

A

What are my feet? Are my shoes my feet?

37
Q

Neglect

A

Damage to the RIGHT parietal lobe leads to neglect left LEFT side of EVERYTHING

38
Q

Broca’s Aphasia

A

*Left hemisphere damage
*BROKEN SPEECH
*Can comprehend what people say and what you are trying to say
*FRONTAL LOBE

39
Q

Wernicke’s Aphasia

A

*Left hemisphere damage
*Cannot comprehend speech; what is being said to me?
*Can produce speech but it makes NO SENSE
*TEMPORAL LONE

Psych 1100 (2 decks)

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