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Drugs, Brain And Behaviour > Chapter 2 > Flashcards

Chapter 2 Flashcards

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The Brain flashcards
1
Q

neuromuscular junctions

A

place where neuron meets muscle, neuron releases acetylcholine causing motor movement

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2
Q

CNS

A

brain and spinal cord

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3
Q

PNS

A

all nerves outside of CNS

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4
Q

PNS

A

somatic and autonomic

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5
Q

autonomic nervous system

A

sympathetic and parasympathetic

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6
Q

ANS and drug effects

A

objective drug effects rooted here, decrease or increase in activity here

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7
Q

cells in the nervous system

A

neurons
glial cells

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8
Q

oligodendrocytes

A

CNS form myelin

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9
Q

Schwann cells

A

(PNS): form myelin

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10
Q

astrocytes

A

CNS
neuronal function
form lining of blood-brain barrier

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11
Q

ependymal cells

A

CNS
support epithelial lining of ventricles in CNS

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12
Q

microglial cells

A

CNS
immune fuction

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13
Q

glial cells

A

oligodendrocytes
schwann cells
astrocytes
ependymal cells
microglial cells

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14
Q

neuronal structure

A

synapse
axon
dendrite
soma
axon hillock
axon terminal

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15
Q

types of neurons

A

interneurons (multipolar)
sensory neurons (unipolar, bipolar): afferent neurons: body to CNS
motor neurons (multipolar): efferent neurons- CNS to body

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16
Q

brain part controlling voluntary movement

A

prefrontal cortex
motor cortex
pons
cerebellum

17
Q

contralateral brain function

A

opposite side of brain controls opposite side of body

18
Q

medulla

A

inferior to pons
important for heart beating, breathing
opiods affect here

19
Q

thalamus

A

sleep regulation
process sensory information (all senses apart from smell)
depressants affect here

20
Q

hypothalamus

A

overlord of endocrine system
amphetamines affect here

21
Q

limbic system

A

fear or anxiety
includes amygdala, hippocampus, anterior cingulate
depressants affect here

22
Q

hippocampus

A

memory formation (long-term memory)

23
Q

basal ganglia

A

motor movement
addiction and addcitive properties
looks stripped (dorsal striatum)

24
Q

nucleus accumbens

A

adjacent to limbic system
reward center of brain
ventral striatum

25
Q

cerebrospinal fluid (CSF)

A

nutritional support
cushioning
fills ventricles and canals
fills spaces with meninges

Drugs, Brain And Behaviour (6 decks)

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