Neuro Flashcards

1
Q

Cranial nerves - purely sensory

A

1, 2, 8

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2
Q

Cranial nerves - purely motor

A

3, 4, 6, 11, 12

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3
Q

Cranial nerves - mixed

A

5, 7, 9, 10

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4
Q

Cranial nerve mnemonics

A

Ooh, ooh, ooh to touch and feel very good velvet. Such heaven!
Some say marry money but my brother says big brains matter more

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5
Q

Where are the motor and sensory nuclei of the cranial nerves located

A

Nuclei of CN1 and CN2 are found in the brain proper.
CN2 terminates in the insular cortex.
CN1 terminates in the thalamus (geniculate nucleus)
Nuclei of CNs3-12 are in the brainstem.
Nuclei of CN11 is in the cervical spinal nerve
Motor nuclei are in the midline (Think M for Motor and Midline)
Sensory nuclei are lateral

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6
Q

Nucleus solatarius

A

Visceral afferents CN7, 9, 10

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7
Q

Nucleus ambiguus

A

Branchial motor CN 9 and 10

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8
Q

Innervation of muscles of the eye

A

LR6SO4AL3

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9
Q

3 major reflexes testing brainstem function

A

Pupillary reflex - midbrain (CNII, CNIII)
Blink refelx - pons (CNV1, CNVII)
Gag reflex - medulla (CNIX, CNX)

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10
Q

Cranial nerve exits from the skull

A
Cribiform plate - CNI
Optic canal - CNII
SOF - III, IV, VI, V1
Foramen rotundum - V2
Foramen ovale - V3
Auditory canal - CNVII, VIII 
Jugular foramen - CNIX, X, XI
Hypoglossal foramen - CNXII
Foramen magnum - CNX enters
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