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ANP 100 > Chap 8: Nervous System (Cranial Nerves) > Flashcards

Chap 8: Nervous System (Cranial Nerves) Flashcards

1
Q

12 CRANIAL NERVES

A

Olfactory (I)
Optic (II)
Oculomotor (III)
Trochlear (IV)
Trigeminal (V)
Abducens (VI)
Facial (VII)
Vestibulocochlear (VIII)
Glossopharyngeal (IX)
Vagus (X)
Accessory (XI)
Hypoglossal (XII)

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2
Q

nuclei deep in the brain stem

A

Motor (efferent)

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3
Q

first order nuclei outside the brainstem

A

Sensory (afferent)

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4
Q

Transmit and relay information to and from the
brain

A

CRANIAL NERVES

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5
Q

Which nerves are connected diretly to Cerebrum or Diencephalon?

A

CN I and CN II

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6
Q

connected to the spinal cord

A

Cranial nerves (XI)

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7
Q

contain action-potentials to teh CNS

A

Propioceptive sensory fibers

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8
Q

how many olfactory nerves on each side of the brain

A

9-15

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9
Q

Include the special senses (ex. Vision) and
the general senses (ex. Touch and pain)

A

SENSORY FUNCTIONS

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10
Q

Involve the control of skeletal muscles
through motor neurons.

A

SOMATIC MOTOR FUNCTIONS

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11
Q

Involve the regulation of glands, smooth
muscles, and cardiac muscle.

A

PARASYMPATHETIC FUNCTIONS

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12
Q

I: Olfactory

A

Sensory: sense of smell

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13
Q

II: Optic

A

Sensory: sense of vision

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14
Q

III: Oculomotor

A

Motor: eye movements
- superior
- medial
- inferior
rectus
- inferior
oblique

Parasympathetic: Pupillary
constriction

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15
Q

IV: Trochlear

A

Motor: Motor to one eye muscle
- superior oblique

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16
Q

V: Trigeminal

A

Sensory: Chewing and sensation

17
Q

VI: Abducens

A

Motor: Motor to one eye muscle
- lateral rectus

18
Q

VII: Facial

A

Sensory: taste

Motor: muscles of facial expression

Parasympathetic: glands in the mouth

19
Q

VIII: Vestibulocochlear

A

Sensory: hearing and balance

20
Q

IX: Glossopharyngeal

A

Sensory: taste, tactile sensation

Motor: Pharyngeal muscle

Parasympathetic: parotid salivary gland

21
Q

X: Vagus

A

Sensory: sense of taste

Motor: soft palate, pharynx and tongue muscles

Parasympathetic: thoracic and abdominal viscera

22
Q

XI: Accesory nerve

A

Motor: sternocleidomastoid and
trapezius

23
Q

XII: Hypoglossal nerve

A

Motor: tongue and throat muscles

24
Q

the axons of the optic nerve are myelinated by

A

Oligodendrocytes

25
Q

When the fibers have passed the optic chiasma

A

optic tract

26
Q

which CNs control eye movement

A

CN III, IV and VI

27
Q

Extra ocular muscles: CN III

A
  • superior
  • medial
  • inferior rectus
  • inferior oblique
28
Q

Extra ocular muscles: CN IV

A

superior oblique

29
Q

Extra ocular muscles: CN VI

A

lateral rectus

30
Q

has the greatest sensory functions

A

CN V: Trigeminal Nerve

ANP 100 (17 decks)

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