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Anatomy > Unit 4- Nervous System > Flashcards

Unit 4- Nervous System Flashcards

0
Q

Post-central gyrus

A
  • Parietal Lobe

* Somatosensory

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1
Q

Pre-central gyrus

A
  • Frontal Lobe
  • Somatomotor
  • Mapping & Execution
  • If you destroy this you’re paralyzed.
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2
Q

Occipital lobe function?

A

Visual Center

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3
Q

Temporal lobe function?

A

Hearing

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4
Q

What two regions of the brain does the longitudinal fissure separate?

A

Right & left cerebral hemispheres

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5
Q

What two lobes does the central sulcus separate?

A

Frontal and parietal lobes

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6
Q

What lobes does the lateral sulcus/ fissure separate?

A

Temporal from frontal & parietal.

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7
Q

CN I

A

Olfactory nerve- smell

*Loss= Anosmia

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8
Q

CN II

A

•Optic nerve- vision

*Loss= Anopsia

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9
Q

CN III

A

•Oculomotor Nerve- innervates eye muscles

*Parasympathetic to sphincter pupilae muscle and ciliary muscle to lens of eye.

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10
Q

CN IV

A
  • Trochlear Nerve-Innervates the superior oblique eye muscle

* Motor

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11
Q

CN V

A
  • Trigeminal Nerve- Provides sensory innervation to the face & Provided motor innervation to chewing muscles.
  • Mixed
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12
Q

CN VI

A

•Abducens Nerve- innervates the lateral rectus eye muscle.
•Abducts eye
*Loss= double vision

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13
Q

CN VII

A

•Facial Nerve
-innervates muscles of facial expression (motor)
*parasympathetic to lacrimal glands & some salivary glands.
-special sensory from taste buds of anterior 2/3 tongue.
•mixed

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14
Q

CN VIII

A

Vestibulocochlear Nerve- sensory nerve of hearing and balance.

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15
Q

CN IX

A

•Glossopharyngeal Nerve- Innervates structures of the tongue and pharynx, taste and general sensory from posterior 1/3 of the tongue.
*Parasympathetic to parotid salivary gland
•mixed

16
Q

CN X

A

•Vagus Nerve- “Wanders” into thorax & abdomen
*Provides parasympathetic innervations.
•Motor to pharynx and larynx
•Motor to diaphragm

17
Q

CN XI

A

•Accessory Nerve- Motor to the sternocleidomastoid and trapezius muscles.

18
Q

CN XII

A

•Hypoglossal Nerve- Motor to the intrinsic & extrinsic muscles of tongue.

  • Ability to stick out & roll tongue.
  • Parasympathetic
19
Q

Falx Cerebri- in what fissure is it found? What does it separate?

A
  • Found in the longitudinal fissure.

* Separates right & left cerebral hemispheres.

20
Q

Tentorium cerebelli- what dies it separate?

A

Occipital lobe from cerebellum.

Anatomy (7 decks)

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