Week 1 Flashcards

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1
Q

A key difference between the brain and computers

A

Computers are serial devices

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2
Q

The connected series of fluid filled cavities in the brain

A

Ventricles

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3
Q

What has happened to the brain over the course of human evolution

A

Increase in size of brain, number of convolutions and size of cerebral cortex

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4
Q

The main part of the Neuron that contains the most neurotransmitter receptors

A

Dendrite

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5
Q

The main conductor of the action potential along the neuron’s length

A

Axon

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6
Q

Person who discovered the chemical basis of neurotransmission

A

OTTO Loewi

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7
Q

The branch of psych that attempts to explain behaviour in terms of biology

A

Biological psychology

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8
Q

The study of neural architecture of various brain regions and mapping of pathways that connect them

A

Neuroanatomy

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9
Q

The study of how neurons produce action potentials and neural information

A

Neurophysiology

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10
Q

Where did Descartes think the mind and body interacted? (Gland)

A

Pineal gland

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11
Q

Encephalisation

A

The brain becoming larger with relation to the body over the course of human evolution

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12
Q

What is the Golgi Stain?

A

When nervous tissue is exposed to silver nitrate, 2% of the nerve cells turn black

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13
Q

Agonist

A

Drug that mimics the action of a neurotransmitter

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14
Q

Antagonist

A

Drug that opposes or inhibits the effects of a neurotransmitter (usually by blocking receptor sites)

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15
Q

Acetylcholine

A

A catecholamine. Excitatory. Used at neuromuscular junctions. Muscle mov’t; REM sleep; perceptual learning; memory

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16
Q

Dopamine

A

A catecholamine. Excitatory and inhibitory. Mov’t, attention, learning, reinforcing effects of abused drugs.

17
Q

Noradrenaline/norepinephrine

A

Found in brain and sympathetic division of autonomic nervous system. Vigilance/attentiveness

18
Q

Epinephrine/adrenaline

A

A catecholamine. In brain, secreted by adrenal medulla.

19
Q

Serotonin

A

An indolamine. Regulation of mood, control of eating, sleep, dreaming, arousal, regulation of pain.

20
Q

GABA

A

Gamma aminobutyric acid. Most important inhibitory n’trans in brain and spinal cord.

21
Q

Peptides

A

Serve as neuromodulators. Don’t bind, but affect speed of n’trans in synapse

22
Q

Endogenous opioid (endorphins)

A

Act as opiates; reduce pain.

23
Q

Enkephalins

A

Endogenous opioid. Works like endorphins

24
Q

Mono amine oxydase

A

Enzyme found in synapse; helps to break down excess levels of n’trans

25
Q

The original name for the field which involves the study of the physiology of behaviour

A

Physiological Psychology