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Clinical Anatomy - Cervical Plexus & Cranial Nerves > Cranial Nerves > Flashcards

Cranial Nerves Flashcards

1
Q

Cranial Nerve I

A

Olfactory Nerve

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2
Q

Cranial Nerve II

A

Optic Nerve

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3
Q

Cranial Nerve III

A

Oculomotor Nerve

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4
Q

Cranial Nerve IV

A

Trochlear Nerve

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5
Q

Cranial Nerve V (V1-V3)

A

Trigeminal Nerve

  • Ophthalmic Nerve (V1)
  • Maxillary Nerve (V2)
  • Mandibular Nerve (V3)
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6
Q

Cranial Nerve VI

A

Abducens Nerve

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7
Q

Cranial Nerve VII

A

Facial Nerve

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8
Q

Cranial Nerve VIII

A

Vestibulocochlear Nerve

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9
Q

Cranial Nerve IX

A

Glossopharyngeal Nerve

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10
Q

Cranial Nerve X

A

Vagus Nerve

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11
Q

Cranial Nerve XI

A

Spinal Accessory Nerve

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12
Q

Cranial Nerve XII

A

Hypoglossal Nerve

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13
Q

Components: Olfactory Nerve

A 
Special Sensory (Olfaction) 
Afferent
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14
Q

Components: Optic Nerve

A 
Special Sensory (Vision)
Afferent
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15
Q

Components: Oculomotor Nerve

A

Somatic Motor
Visceral Motor
Efferent

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16
Q

Components: Trochlear Nerve

A

Somatic Motor

Efferent

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17
Q

Components: Trigeminal Nerve - Ophthalmic Nerve

A

Somatic (General) Sensory

Afferent

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18
Q

Components: Trigeminal Nerve - Maxillary Nerve

A

Somatic (General) Sensory

Afferent

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19
Q

Components: Trigeminal Nerve - Mandibular Nerve

A

Somatic (General) Sensory - Afferent?

Somatic (Brachial) Motor - Efferent?

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20
Q

Components: Abducens Nerve

A

Somatic Motor

Efferent

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21
Q

Components: Facial Nerve

A 
Somatic (Branchial) Motor
Special Sensory (Taste)
Somatic (General) Sensory
Visceral Motor
Affront & Efferent
22
Q

Components: Vestibulocochlear Nerve - Vestibular Branch

A 
Special Sensory (Balance)
Afferent
23
Q

Components: Vestibulocochlear Nerve - Cochlear Branch

A 
Special Sensory (Hearing)
Afferent
24
Q

Components: Glossopharyngeal Nerve

A 
Somatic (Branchial) Motor
Visceral Motor
Special Sensory (Taste)
Somatic (General) Sensory
Visceral Sensory 
Affront & Efferent
25
Q

Components: Vagus Nerve

A 
Somatic (Branchial) Motor
Visceral Motor
Visceral Sensory
Special Sensory (Taste)
Somatic (General) Sensory
Affront & Efferent
26
Q

Components: Spinal Accessory Nerve

A

Somatic Motor

Efferent

27
Q

Components: Hypoglossal Nerve

A

Somatic Motor

Efferent

28
Q

Main Action: Olfactory Nerve

A

Smell

29
Q

Main Action: Optic Nerve

A

Vision from retina

30
Q

Main Action: Oculomotor Nerve

A

Motor to 4/6 of the muscles on the eye
Raises superior eyelid
Turns eyeball superiorly, inferiorly, and medially

31
Q

Main Action: Trochlear Nerve

A

Motor to superior oblique to assist in turning eye inferolaterally (or inferiorly when adducted)

32
Q

Main Action: Trigeminal Nerve - Ophthalmic Nerve

A

Sensation from cornea, skin of forehead, scalp, eyelids, nose, and mucosa of nasal cavity and paranasal sinuses

33
Q

Main Action: Trigeminal Nerve - Maxillary Nerve

A

Sensation from skin of face over maxilla, including upper lip, Maxillary teeth, mucosa of nose, Maxillary sinuses, and palate

34
Q

Main Action: Trigeminal Nerve - Mandibular Nerve

A
  • Sensation from skin over mandible, including lower lip, side of head, Mandibular teeth, temporomandibular joint, mucosa of mouth, and anterior 2/3 of tongue.
  • Motor to muscles of mastication, mylohyoid, anterior belly of digastric, tensor veil palatine, and tensor tymphani
35
Q

Main Action: Abducens Nerve

A

Motor to lateral rectum to turn eye laterally

36
Q

Main Action: Facial Nerve

A
  • Motor to muscles of facial expression and scalp; also supplies stapedius of middle ear, stylohyoid, and posterior belly of digastric
  • Taste from anterior 2/3 of tongue and palate
  • Sensation from skin of external acoustic meats
  • Parasympathetic innervation to submandibular and sublingual salivary glands, lacrimal gland, and glands of nose and palate
37
Q

Main Action: Vestibulocochlear Nerve - Vestibular Branch

A

Vestibular sensation from semicircular ducts, utricle, and saccule related to position and movement of head

38
Q

Main Action: Vestibulocochlear Nerve - Cochlear Branch

A

Hearing from spiral organ

39
Q

Main Action: Glossopharyngeal Nerve

A
  • Motor to stylopharyngeus to assist with swallowing
  • Parasympathetic innervation to parroted glad
  • Taste from posterior 1/3 of tongue
  • External ear, pharynx, middle ear
  • Carotid body and sinus
40
Q

Main Action: Vagus Nerve

A
  • Motor to constrictor muscles of pharynx (except stylopharyngeus), intrinsic muscles of larynx, muscles of palate (except tensor veil palatine), and striated muscle in superior 2/3 of esophagus
  • Parasympathetic innervation to smooth muscle of trachea, bronchi, digestive tract, and cardiac muscles of heart
  • Visceral sensation from base of tongue, pharynx, larynx, trachea, bronchi, heart, esophagus, stomach, and intestine
  • Taste from epiglottis and palate
  • Sensation from audible, external acoustic meats, and dura mater of posterior cranial fossa
41
Q

Main Action: Spinal Accessory Nerve

A

Motor to sternocleidomastoid and trapezius

42
Q

Main Action: Hypoglossal Nerve

A

Motor to intrinsic and extrinsic muscles of tongue (except palatoglossus)

43
Q

Cranial nerves and spinal nerves make up the _________

A

Peripheral Nervous System

44
Q

Sensory (Afferent)

A 
Somatic Sensory (General Sensory)
Visceral Sensory (General Visceral Afferent)
Special Sensory
45
Q

Motor (Efferent)

A 
Somatic Motor (General Somatic Efferent)
Visceral Motor (General Visceral Efferent; Parasympathetic)
46
Q

Sensory (Afferent) - Somatic Sensory (General Sensory)

A

Touch, pain, pressure, temperature (skin)

Proprioception (muscles, tendons, joints)

47
Q

Sensory (Afferent) - Visceral Sensory (General Visceral Affront)

A

Reflex or pain sensation from viscera, glands, and blood vessels
(i.e. how you feel before you take a big test)

48
Q

Sensory (Afferent) - Special Sensory

A

Hearing, balance, vision, olfaction (smell), taste

5 senses

49
Q

Motor (Efferent) - Somatic Motor (General Somatic Efferent)

A

Innervation of skeletal muscles (except pharyngeal arch derivatives)
Innervation of skeletal muscles derived from embryonic pharyngeal arches (branchial motor)

50
Q

Motor (Efferent) - Visceral Motor (General Visceral Efferent; Parasympathetic)

A

Innervation of smooth muscle, cardiac muscle, and glands

Actual production of fluid from glands - motor aspect

51
Q

Cranial nerves and spinal nerves have both ________ and _________ components

A

Sensory (afferent) and motor (efferent)

Clinical Anatomy - Cervical Plexus & Cranial Nerves (3 decks)

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