IntroToCNS Flashcards

FirstQuiz

1
Q

What are the meninges?

A

Protective CNS covering

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2
Q

What does the CSF do?

A
  • circulates hollow chambers in brain
  • washes away toxins
  • provides cushioning
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3
Q

What makes up CNS?

What does PNS consist of?

A

CNS is brain and spinal cord

PNS

  • 12 pairs cranial nerves
  • 31 pairs of spinal nerves
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4
Q

What kind of view is this of the brain?

A

Sagittal Plane

  1. Telencephalon
  2. Diencephalon
  3. Brainstem
  4. Metenchephalon: cerebellum
  5. Mesencephalon: Midbrain
  6. Metencephalon: Pons
  7. Myelencephalon: Medulla
  8. spinal cord
  9. vertebrae
  10. nose
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5
Q

Forebrain

A

Cerebral Hemispheres

Telencephalon

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6
Q

Thalamus and Hypothalamus

A

Diencephalon

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7
Q

Midbrain

A

Mesencephalon

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8
Q

Pons

A

Metencephalon

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9
Q

Medulla

A

Myelencephalon

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10
Q

Cerebellum and Pons

A

Metencephalon

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11
Q

What order is the brainstem?

A

Midbrain, pons, medulla MPM

Mesencephalon, metencephalon, myelencephalon

Letters of the alphabet (s first, then tm then y)

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12
Q

Label the blacked out figure

A

Above the Midbrain

Superior: Dorsal up top when standing Anterior front : Rostral Posterior: Caudal

Inferior: Ventral

Below the midbrain: shift once clockwise

This is because when we stand up the back of the head becomes dorsal

Below the Midbrain

Superior: Rostral

Anterior: Ventral Posterior: Dorsal

Inferior: Caudal

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13
Q

SIngle name of sulci?

What is the sulci?

What is a signle gyri?

What is a gyri?

A

Single is sulcus

Those are the crevices lines in between all the brain fold

Single is gyrous

Those are the actual folds

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14
Q
A

A) Later view

  • Blue is frontal lobe: problem solving, movement, social interaction
  • Orange is Parietal lobe: Sensory input, pain, touch, temperature
  • Pink is Occipital lobe: Vission
  • Green is Temporal lobe: Hearing, speech comprehension

B) Dorsal view (superior)

  • left hemisphere and right hemisphere
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15
Q
A

Midbrain

cerebral peduncle

inter peduncular foss

superior colliculus

inferior colliculus

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16
Q
A

Pons

Trigeminal nerve cranial nerve 5

middle cerebellar peduncle: cerebellum attaches here

17
Q
A
18
Q
A
  1. cerebral peduncle
  2. inter-peduncular fossa
  3. transgeminal nerve CN 5
  4. middle cerebellar peduncle
  5. olive
  6. pyramid
  7. superior colliculus
  8. cranial nerve 5
  9. middle cerebellar peduncle
  10. inferior colliculus
  11. middle cerebellar peduncle attaches to the cerebellum
  12. fasciculus cuneatus
  13. fasciculus gracilis
19
Q
A