extra Flashcards

1
Q

what is exchanged at electrical synapses

A

ions and small molecules

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2
Q

naming of chemical synpase

A

depends on target cell

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3
Q

which neurotransmitters are stored in vesicles

A

conventional (small molecule) and neuropeptide

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4
Q

rapid and short acting receptors
fast synaptic potential

A

ionotropic receptors

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5
Q

slow synaptic potentials
long term effects

A

metabotropic receptors

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6
Q

what receptors are only GPCR

A

dopamine and neuropeptide receptors

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7
Q

what are EPSP and IPSP due to

A

activation or ionotropic receptors
activation/ inhibition of ion channesl via GPCR

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8
Q

what kind of potentials are post synaptic potentials

A

graded

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9
Q

what does synpatic integration include

A

temrporal and spatial summation

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10
Q

what is synpatic integration

A

multiple post synpatic potential either at same synpase or multiple synpases working together

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11
Q

two ways of altering synpatic strength

A

synaptic modulation
synaptic plasticity

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12
Q

synaptic modulation

A

faciitation and inhibition

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13
Q

synpatic palsticity

A

potentiation and depression

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14
Q

magnitude of postsynaptic potential

A

synpatic strength

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15
Q

neuromodulator dependant

A

synaptic modulation

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16
Q

what occurs at cell body and what occurs at synpases

A

cell body- sumamtion
synapses- modulation/ plasticity

17
Q

form connective tissue of brain

A

glia

18
Q

functional barrier between interstitial fluid and blood

A

BBB

19
Q

what does the BBB separate

A

interstitial fluid and blood

20
Q

circumventricular organs

A

leaky areas of blood brain barrier
neuroyophyiss of pituitary

21
Q

interconnect brain areas

A

white matter

22
Q

tactile exploration

A

motor areas adjascent to sensory areas for the same body regions

23
Q

area in front of central sulcus

A

primary motor cortex

24
Q

what control muscles on opposite side of the body

A

primary motor cortex

25
Q

what does each hemisphere of occipital lobe recieve info from

A

both eyes in one hemifield

26
Q

what receives topographical sensory fibres fron cochlea of each ear, mapped by pitch

A

primary auditory cortex

27
Q

where is limbic association cortex

A

temporal lobe

28
Q

higher order processing of auditory and visual information- language comprehention and object perception

A

ventral stream in associative areas in temporal lobe

29
Q

wehre do nerve tracts originating in cortex cross

A

corss before continuing down spinal chord

30
Q

what does the primary motor cortex not do

A

initiate voluntary movement

31
Q

plays preparatory role in programming complex sequences of movement, responds to remembered movemenst, active during action and imagination of action

A

supplementary motor area

32
Q

signals preparing for movement, informed of bodys position in relation to targer, codes for behaviour goals and correct and incorrect actions

A

premotor cortex

33
Q

planning and organization of goal directed behaviour, working memory and decision making

A

prefrontal cortex

34
Q

integrates touch, vision, and audition info in spacial context- dorsal stream

A

associative parietal cortex

35
Q

where do sensory neurons cross

A

at the cerebellum

36
Q

association areas

A

prefrontal association cortex
parietal- temporal- occipital association cortex
limbic association cortex

take info and plan purposful action