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South College Clinical Neuroscience > Week 1: Structural Overview of the Central Nervous System > Flashcards

Week 1: Structural Overview of the Central Nervous System Flashcards

1
Q

Parts of the central nervous system

A
  • Cerebrum
  • Brainstem
  • Cerebellum
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2
Q

Cerebrum

A
  • Most rostral
  • Advanced functioning
  • AKA “forebrain”
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3
Q

Parts of cerebrum

A
  • Telencephalon

- Diencephalon

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4
Q

Telencephalon

A
  • Cerebral cortex
  • Subcortical white matter
  • Basal ganglia
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5
Q

Diencephalon

A
  • Thalamus

- Hypothalamus

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6
Q

Brainstem functions

A
  • Receive sensory input
  • Send out motor commands
  • Integration
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7
Q

Structures of the brainstem

A
  • Midbrain
  • Pons
  • Medulla oblongata
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8
Q

Midbrain

A

-

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9
Q

Pons

A

-

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10
Q

Medulla oblongata

A

Controls respiration and blood pressure

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11
Q

Cerebellum functions

A
  • Regulate eye and limb movements

- Coordination

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12
Q

Columns of spinal cord

A
  • Dorsal
  • Ventral
  • Lateral
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13
Q

Dorsal column functions

A

Ascending nerve tracts

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14
Q

Ventral column functions

A

Descending nerve tracts

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15
Q

Lateral column functions

A

Mostly ascending nerve tracts

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16
Q

What do the ventricles hold

A

Cerebrospinal fluid

17
Q

What ventricles does the brain hold?

A
  • Left and right lateral ventricles
  • 3rd ventricle
  • 4th ventricle
18
Q

What connects the 3rd and 4th ventricles?

A

Cerebral aqueduct

19
Q

What can result from fluid blockage in the cerebral aqueduct?

A

Hydrocephaly

20
Q

Components of the lateral ventricles

A
  • Frontal horn
  • Occipital horn
  • Temporal horn
  • Atrium
21
Q

What connects the lateral ventricles with the third ventricle?

A

Interventricular foramen (of Monro)

22
Q

How does CSF leave the ventricles and enter the subarachnoid space?

A
  • Lateral apertures (foramina of Luschka)

- Forament of Magendie

23
Q

Decussation

A

Nerves crossing over to the other side

24
Q

Which side of the body does the cerebrum control?

A

Contralateral

25
Q

Which side of the body does the cerebellum control?

A

Ipsilateral

26
Q

Layers of the meninges

A
  • Dura mater
  • Arachnoid mater
  • Pia mater
27
Q

Nerves

A

bundles of axons in PNS

28
Q

Ganglia

A

bundles of neuron cell bodies in PNS

29
Q

Tract

A

collections of axons in the CNS

30
Q

Nuclei

A

Grouping of cell bodies in the CNS

31
Q

Synapse

A

Junction of a nerve cell and another cell

South College Clinical Neuroscience (52 decks)

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