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Neurology > Lecture 1 > Flashcards

Lecture 1 Flashcards

1
Q

What are the three planes of disection?

A

Sagittal
Frontal (Coronal)
Horizontal (Transverse)

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2
Q

What is the name for the tilt of the midbrain and at about what angle does it tilt?

A

Cephalic Flexture

70-80 Degrees

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3
Q

Sulcus

A

Groove/ Valley in the brain

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4
Q

Gyrus

A

Hill/Bump in the brain

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5
Q

Fissure

A

Deep sulcus

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6
Q

Ipsilateral

A

Same side

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7
Q

Contralateral

A

Opposite side

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8
Q

Bilateral

A

both sides

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9
Q

Decussate or Decussation

A

Movement of fiber pathways across the midline connecting non-homologous structures in the Central Nervous System (CNS)

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10
Q

Commissure or Commissural

A

Fiber pathways across the midline connecting homologous structures in the CNS

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11
Q

What are the 4 main lobes of the brain?

A

Frontal
Parietal
Temporal
Occipital

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12
Q

What seperates the CNS from the PNS?

A

Bone

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13
Q

What is the name for incoming useful information to the CNS from the PNS?

A

Afferent

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14
Q

What is the name for information sent from the CNS back to the PNS?

A

Efferent

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15
Q

How do Primary afferent/efferent enter/leave the CNS

A

Ipsilaterally at the level they enter/exit

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16
Q

Somatic Nervous System contains?

A

Sensory signals

Voluntary actions

17
Q

Autonomic Nervous System in made up of what other systems?

A

Sympathetic
Parasympathetic
Enteric

18
Q

How big is a micron?

A

A millionth of a meter

19
Q

Mininges are made up of what kind of tissue?

A

Connective tissue

20
Q

What fluid is between the mininges? What are the names of these layers?

A

Cerebrospinal fluid

Subarchnoid Space & Pia Mater

21
Q

What is the thickest, outer layer that provides mechanical strength and is pain sensitive?

A

Dura Mater

22
Q

What is the second layer of meninges that is filled with a majority of the CSF? It is spider web like.

A

Arachnoid Space

23
Q

What is the innermost later of meninges? It follows the contours of the brain.

A

Pia Mater

24
Q

What is the normal resting pressure of CSF?

A

150-180 mm H2O

Neurology (3 decks)

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