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Structure and Function 2 > Exam 1- Cranial Nerves > Flashcards

Exam 1- Cranial Nerves Flashcards

0
Q

Cranial Nerve 2 and general function

A

Optic- vision

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1
Q

Cranial Nerve 1 and general function

A

Olfactory- smell

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2
Q

Cranial Nerve 3 and general function

A

Occult motor- eye movements; also parasympathetic innervation to smooth muscles of the eye

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3
Q

Cranial Nerve 4 and general function

A

Thochlear- eye movements

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4
Q

Cranial Nerve 5 and general function

A

Trigeminal- sensory to skin, oral and nasal cavities and outer ear

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5
Q

Cranial Nerve 6 and general function

A

Abducens- eye movements

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6
Q

Cranial Nerve 7 and general function

A

Facial- muscles of facial expression; also taste, parasympathetic, ect.

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7
Q

Cranial Nerve 8 and general function

A

Vestibulocochlear- hearing and balance

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8
Q

Cranial Nerve 9 and general function

A

Glossopharyngeal- sensory to pharynx, back of tongue (gag reflex), ect.

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9
Q

Cranial Nerve 10 and general function

A

Vagus- motor to pharynx (most), larynx (voice box); soft palate; many others

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10
Q

Cranial Nerve 11 and general function

A

Accessory- motor to sternocleidomastoid amd trapezius

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11
Q

Cranial Nerve 12 and general function

A

Hypoglossal- motor to muscles of the tongue

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12
Q

Somatic Motor is also called…

A

General Somatic Efferent

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13
Q

Branchiomotor is also called…

A

Special Visceral Efferent

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14
Q

Visceral Motor is also called…

A

General Visceral Efferent

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15
Q

Somatic Sensory is also called…

A

General Somatic Afferent

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16
Q

Visceral Sensory is also called…

A

General Visceral Afferent

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17
Q

Chemical Sense is also called…

A

Special Visceral Afferent

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18
Q

Special Sense is also called…

A

Special Somatic Afferent

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19
Q

Cranial Nerves with Somatic Motor neurons (4)

A

III. Oculomotor
IV. Trochlear
VI. Abducens
XII. Hypoglossal

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20
Q

Neurons in Olfactory Nerve

A

Chemical Sense

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21
Q

Neurons in the Optic Nerve

A

Special Sense

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22
Q

Neurons in the Oculomotor Nerve

A

Somatic Motor and Visceral Motor

23
Q

Neurons in the Trochlear Nerve

A

Somatic Motor

24
Q

Neurons in the Trigeminal Nerve

A

Branchiomotor

Somatic Sensory

25
Q

Neurons in the Abducens Nerve

A

Somatic Motor

26
Q

Neurons in the Facial Nerve

A 
Branchiomotor
Visceral Motor
Somatic Sensory
Visceral Sensory
Chemical Sense
27
Q

Neurons in the Vestibulo-Cochlear Nerve

A

Special Sense

28
Q

Neurons in the Glossopharyngeal Nerve

A 
Branchiomotor
Visceral Motor
Somatic Sensory
Visceral Sensory
Chemical Sense
29
Q

Neurons in the Vagus Nerve

A 
Branchiomotor
Visceral Motor
Somatic Sensory
Visceral Sensory
Chemical Sensory
30
Q

Neurons in the Accessory Nerve

A

Branchiomotor

31
Q

Neurons in the Hypoglossal Nerve

A

Somatic Motor

32
Q

Specific Function of CNI

A

Smell (chemical sense)

33
Q

Specific Function of CNII

A

Vision (special sense)

34
Q

Specific Function of CNIII

A

Innervation of Superior Rectus, Inferior Rectus, Medial Rectus, Inferior Oblique and Levator Palpebrae Superioris (somatic motor)

Innervation of Pupillary Sphincter Muscle/ Ciliary Muscle (visceral motor- Ciliary Ganglion)

35
Q

Specific Function of CNIV

A

Innervation of Superior Oblique (somatic motor)

36
Q

Specific Function of CNV

A

Sensory to skin of face (somatic sensory)
V1- Ophthalmic Division (lacrimal, supraorbital and supratrochlear (frontal), nasocilliary (anterior/posterior ethmoidal nerves, infratrochlear, and long ciliary nerves- cornea)
V2- Maxillary Division (Zygomaticotemporal, Zygomaticofacial and Infraorbital)
V3- Mandibular Division (Auriculotemporal, Buccal, Mental)

Innervation of Muscles of Mastication, Mylohyoid, Tensor Tympani, Tensor Palati and Anterior Belly of Digastric (branchiomotor; V3 only and 1st Branchial Arch)

37
Q

Specific Function of CNVI

A

Innervation of Lateral Rectus (somatic motor)

38
Q

Specific Function of VII

A

Sensory to Outer Ear and some of the skin of the External Auditory Meatus (somatic sensory)

Innervation of lacrimal gland and mucus glands of nose palate (visceral motor- pterygopalatine ganglion)

Innervation of the submandibular and sublingual salivary glands (visceral motor- submandibular ganglion)

Sensory to nasopharynx (visceral sensory)

Taste at the anterior 2/3 of tongue (chemical sense)

Innervation of the muscles of facial expression, stylohyoid, posterior belly of digastric and stapedius (branchiomotor- 2nd Branchial Arch)

39
Q

Specific Function of CNVIII

A

Auditory (hearing) and Vestibular (balance) sensation (special sense)

40
Q

Specific Function of CNIX

A

Sensation of outer ear and part of the external auditory meatus (somatic sensory)

Innervation of Parotid Gland (visceral motor)

Sensation to posterior 1/3 of tongue, oropharynx, tympanic cavity, auditory tube and carotid sinus (visceral sensory)

Taste at the posterior 1/3 of tongue (chemical sense)

Innervation of Stylopharyngeus (branchiomotor- 3rd Branchial Arch)

41
Q

Specific Function of CNX

A

Sensory to skin of outer ear and external auditory meatus (somatic sensory)

Parasympathetic innervation to many organs in the thorax and abdomen (visceral motor- many ganglia)

Sensation to laryngopharynx, larynx in head, and organs of the thorax and abdomen (visceral sensory)

Taste to most posterior part of tongue, immediately anterior to epiglottis (chemical sense)

Innervation of all muscles of the pharynx (except Stylopharyngeus, muscles of larynx and all muscles of the palate (except tensor palati) (branchiomotor; 4th Branchial Arch)

42
Q

Specific Function of CNXI

A

Innervation of Sternocleidomastoid and Trapezius (branchiomotor; 6th Branchial Arch)

43
Q

Specific Function of CNXII

A

Innervates muscles of the tongue (somatic motor)

44
Q

Olfactory Nerve passes through the…

A

Olfactory Foramen

45
Q

Optic nerve passes through the…

A

Optic Foramen and Canal

46
Q

Oculomotor Nerve passes through the…

A

Superior Orbital Fissure

47
Q

Trochlear Nerve passes through the…

A

Superior Orbital Fissure

48
Q

Trigeminal Nerve passes through the…

A

V1 (ophthalmic)- Superior Orbital Fissure

V1 (other branches)- anterior and posterior ethmoidal foramina

V2- Foramen Rotundum and come out in orbit at the Inferior Orbital Fissure

V3- Foramen Ovale

Recurrent Part (Nervous Spinosus) of the Meningeal Branch of the Mandibular Nerve (V3)- returns through the Foramen Spinosum. The Middle Minengeal Artery passes through this too.

49
Q

Abducens Nerve passes through the…

A

Superior Orbital Fissure

50
Q

Facial Nerve passes through the…

A

Internal Auditory Meatus

51
Q

Vestibule-Cochlear Nerve passes through the…

A

Internal Auditory Meatus

52
Q

Glossopharyngeal Nerve passes through the…

A

Jugular Foramen

53
Q

Vagus Nerve passes through the…

A

Jugular Foramen

54
Q

Accessory Nerve passes through the…

A

Jugular Foramen

55
Q

Hypoglossal Nerve passes through the…

A

Hypoglossal Canal

Structure and Function 2 (17 decks)

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