BRAIN & NEUROPSYCHOLOGY Flashcards

1
Q

What makes up the CNS?

A

The brain and spinal chord

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2
Q

Sensory neurons take info from ? to the CNS

A

The peripheral nervous system

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3
Q

Which NS controls involuntary bodily functions?

A

Autonomic (ANS)

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4
Q

Which division is the on switch in the ANS?

A

The sympathetic NS

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5
Q

What are the 2 divisions of the ANS?

A

Sympathetic and Parasympathetic

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6
Q

Which division of the ANS brings about the ‘rest and digest’ response

A

Parasympathetic

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7
Q

Which part of the brain identifies the threat in the fight or flight response?

A

The hypothalamus

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8
Q

Which hormone is secreted during the fight or flight response?

A

Adrenaline

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9
Q

James-Lange says:
E………………… - A………………….. - I……………………………. - E…………………………

A

Event - Arousal - Interpretation - Emotion

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10
Q

Whose theory challenges James-Lange and says emotion/physiological arousal at the same time?

A

Cannon-Bard

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11
Q

Which neurons only work within the CNS?

A

Relay or Interneurons

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12
Q

How many axons does a neuron have?

A

One

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13
Q

What is excitation?

A

Increase of positive charge causing the neuron to fire

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14
Q

In it’s resting state, how is a neuron charged?

A

Negatively

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15
Q

What is an inhibitory neurotransmitter?

A

A chemical that increases the negative charge of a neuron making it less likely to fire

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16
Q

What is summation?

A

The sum of all signals a neuron receives - it will either fire or not = ‘all or nothing’

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17
Q

Hebb says learning in the brain produces an e…………….

A

engram

18
Q

Hebb says groups of neurons that wire together are called ………..?

A

Cell assemblies

19
Q

Who said the brain is plastic and adapts?

A

Hebb

20
Q

Where is Broca’s area and what does it control?

A

Frontal lobe = speech production

21
Q

What are the 2 main language areas of the brain?

A

Broca and Wernickes areas

22
Q

Which lobe of the brain includes the motor cortex?

A

Frontal lobe

23
Q

Which lobe of the brain includes the somatosensory cortex?

A

Parietal

24
Q

Which lobe of the brain is known as the visual area?

A

Occipital

25
Q

The very thin outer layer of the brain is called ………….?

A

The cerebral cortex

26
Q

Whose case study supports localisation theory?

A

Phineas Gage

27
Q

What procedure did Penfield use?

A

The Monteral procedure

28
Q

Who were Penfield’s participants?

A

Epileptic patients

29
Q

What did Penfield discover in the temporal lobe?

A

The Interpretive cortex

30
Q

Which scanning technique uses X-rays to create detailed cross-section images of the brain

A

CT scan

31
Q

Which scanning technique measures oxygenated blood in the brain?

A

fMRI scan

32
Q

What is injected into a patient having a PET scan?

A

A radioactive substance

33
Q

Which of the 3 brain scans does not use radiation?

A

fMRI

34
Q

Which brain scan has a time-lag of around 5 secs?

A

fMRI

35
Q

A strength of which scan is that it can show the brain in action?

A

PET scan

36
Q

What did Tulving inject his volunteers with?

A

Radioactive gold

37
Q

What was wrong with Tulvings sample?

A

There were only 6, including himself and his wife

38
Q

Which 2 types of memory did Tulving’s study show are localised?

A

Semantic and episodic

39
Q

Tulving found that episodic memories were mainly associated with the a………………… cortex

A

Anterior (frontal and temporal lobes)

40
Q

What scan did Tulving used and why is this a strength?

A

PET scan. It produced scientific, objective evudence