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Brain And Behaviour > Structure of the nervous system > Flashcards

Structure of the nervous system Flashcards

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1
Q

when does nervous system development start?

A

18th day after conception

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2
Q

what are the 3 major divisions of brain?

A

forebrain
midbrain
hindbrain

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3
Q

what are the 2 ventricles of forebrain?

A

lateral

third

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4
Q

what are the 2 subdivisons of forebrain?

A

telecephalon

diencephalon

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5
Q

what are the 3 principle structures of the telencephalon?

A

cerebral cortex
basal ganglia
limbic system

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6
Q

what is the ventrcile of the midbrain?

A

cerebral aqueduct

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7
Q

what is the subdivision of the midbrain?

A

mesencephalon

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8
Q

what is the principal structure of the mesencephalon?

A

tectum tegmnetum

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9
Q

what is the ventricle in the hindbrain?

A

fourth

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10
Q

what are the 2 subdivisions of the hindbrain?

A

mentecephalon

mylencephalon

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11
Q

what are the 2 principal structures of the metencephalon?

A

cerebellum

pons

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12
Q

what is the principal structure of the mylencephalon?

A

medulla oblongata

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13
Q

what are the 2 principal structures of the diencephalon?

A

thalamus

hypothalamus

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14
Q

what is the cerebral cortex?

A

thin, wrinkled layer of tissue covering brain

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15
Q

what 2 types of matter makes up cerebrum?

A

grey matter- composed of cell bodies of neurones

white matter- axons and dendrites of the neurons

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16
Q

how do 2 hemispheres communicate?

A

through corpus collosum

17
Q

what are the 4 lobes of the brain?

A

frontal
parietal
occipital
temporal

18
Q

what are the 4 primary cortices?

A

primary motor
primary somatosensory
primary visual
primary auditory

19
Q

what is a brodmann area? and how many are there?

A

region of cerebral cortex based on its structure and organisation of cells
46

20
Q

what is the limbic system?

A

set of structures involved in learning, memory and emotion

21
Q

what are the 5 structures of the limbic systm?

A 
limbic cortex
hippocampus
amygdala
fornix
mammilary bodies
22
Q

what is the basal ganglia?

A

set of structures involved in processing info for motor movement

23
Q

what are the 3 structures of basal ganglia?

A

caudate nucleus
putamen
globus pallidus

24
Q

what is the diencephalon?

A

part of forebrain consisting of thalamus and hypothalamus

25
Q

what is the thalamus?

A

main sensory relay for all senses

26
Q

what is the hypothalamus?

A

set of nuclei involved in regulating autonomic nervous system, controlling pituitary gland

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