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ANATOMY HEAD AND NECK > V1 AND V2 TRIGEMINAL NERVE-SENSORY INNERVATION HEAD AND NECK > Flashcards

V1 AND V2 TRIGEMINAL NERVE-SENSORY INNERVATION HEAD AND NECK Flashcards

1
Q
A
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2
Q

The V cranial nerve provides sensory innervation to the derivatives of the … pharyngeal arch and of the ….

A

1st, frontonasal prominence

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3
Q

V nerve:
carries … fibers from skin of the face and the mucosa of facial cavities

A

Somatic afferent

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4
Q

Name the three foramina through which the TERMINAL BRANCHES of the Trigeminal nerve pass:

A

V1: supraorbital foramen
V2: infraorbital foramen
V3: mental foramen

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5
Q

Name the foramina through which each division of the Trigeminal nerve passes

A
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6
Q

The central process of the sensory fibers of the Trigeminal nerve go to … in the brainstem.

A

A posterior sensory nucleus

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7
Q

Venous structures in the cranial cavity are called

A

Sinuses

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8
Q

The … is an area prone to tumours or aneurisms which can affect the nerves stemming from the Trigeminal ganglion

A

Cavernous sinus

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9
Q

Before crossing the superior orbital fissure, the ophthalmic nerve V1 divides into…

A

Frontal, lacrimal and nasociliary branches

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10
Q

Frontal branch of V1 supplies the skin of the…

A

Upper eyelid and forehead.

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11
Q

The frontal branch of V1 divides into two nerves:

A

Supraorbital nerve and supratrochlear nerve

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12
Q

Lacrimal branch of V1 pierces … and goes through it to receive…

A

LACRIMAL GLAND, LATERAL ASPECT EYELID AND SKIN OF FOREHEAD

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13
Q

Make an scheme with the branches of the ophthalmic nerve (V1)

A
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14
Q

Short ciliary nerves course through the….

A

Ciliary ganglion

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15
Q

Posterior ethmoidal nerves provide sensory innervation to the ….

A

Mucosa of posterior ethmoidal cells

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16
Q

Anterior ethmoidal nerve mainly provides sensory innervation to …

A

Mucosa of anterior ethmoidal cells

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17
Q

Skin of the tip of the nose is innervated by…

A

External nasal branch of anterior ethmoidal nerve

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18
Q

Skin of the inferomedial aspect of the eye is innervated by…

A

The inferior TROCHLEAR nerve (from the nasociliary branch of the oftalmic nerve V1)

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19
Q

Mucosa of the 1/3 of the nasal cavity is innervated by…

A

Septal branch of anterior ethmoidal nerve

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20
Q
A
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21
Q

Ciliary nerves innervate the cutaneous territory of the…

A

CORNEA

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22
Q

Arteries generally accompany…

A

Sensory nerves

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23
Q

The … a branch of the internal carotid artery provides blood to supply the orbit.

A

OPHTALMIC ARTERY

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24
Q

There is a profused vascularization of the eyelids (T/F)

A

True

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25
The … comes from the external carotid artery
Facial artery
26
The facial artery goes towards the angle of the eye and … with branches of the ophthalmic
ANASTOMOSES
27
The nasal cavities are partially supplied by branches of the…
OPHTALMIC ARTERY
28
What happens if there is an infection in the DEATH TRIANGLE?
An infection in this area can go to the OPHTALMIC VEIN which drains into the cavernous sinus
29
The foramen rotundum opens to the…
pterygopalatine fossa
30
31
Nerves that derive from the PTERYGOPALATINE GANGLION
Nasal nerves, nasopalatine and incisive nerve, greater and lesser palatine nerves
32
Nerves which pass through the SPHENOPALATINE FORAMEN
Nasal nerves, incisive nerve (from nasopalatine nerve), greater and lesser palatine nerves
33
The infraorbital nerve passes through the …. then the … and passes through the orbital canal forming the …
INFERIOR ORBITAL FISSURE, INFRAORBITAL SULCUS, INFRAORBITAL FORAMEN
34
Zygomatic nerve enters through the … and gives rise to … and …
INFERIOR ORBITAL FISSURE, ZYGOMATICOTEMPORAL AND ZYGOMATICOFACIAL
35
Make an scheme of the branches of the maxillary nerve (V2)
36
Infraorbital nerve supplies…
Skin of medial-inferior eyelid, lateral aspect of the nose, upper lip and cheeks
37
Zygomatic nerves will supply…
Skin lateral to the eye
38
The zygomaticotemporal branch will anastomose with…
The lacrimal nerve from V1
39
Alveolar nerves supply…
The teeth
40
Primary palate is innervated by…
Nasopalatine nerve (incisive nerve)
41
Secondary palate is innervated by….
Greater palatine nerve
42
Soft palate is innervated by…
Lesser palatine nerve
43
Lateral posterior superior wall of nasal cavity is innervated by….
Posterior superolateral branch of nasal nerves
44
Medial posterior wall of nasal cavity is innervated by…
Nasopalatine nerve
45
Lateral posterior inferior wall of nasal cavity is innervated by….
Posterior inferior lateral nerve (branch of greater palatine nerve)
46
Blood supply to the nasal cavities and palate are branches of the ….
Sphenopalatine artery
47
The maxillary artery becomes the … in the pterygopalatine fossa
sphenopalatine artery
48
branches of the maxillary artery accompany … branches
V2
49
Sensory branches of the mandibular branch (V3)
Bucal nerve, inferior alveolar nerve and lingual nerve
50
Origin of the middle meningeal artery
Maxillary artery
51
NON-TRIGEMINAL SOMATIC AFFERENTS IN THE FACE Mucosa of the tympanic cavity is innervated by the…
Tympanic nerve (Glossopharyngeal IX)
52
NON-TRIGEMINAL SOMATIC AFFERENTS IN THE FACE Oropharynx is innervated by the…
IX CN
53
NON-TRIGEMINAL SOMATIC AFFERENTS IN THE FACE Laryngopharynx is innervated by the….
Vagus nerve
54
NON-TRIGEMINAL SOMATIC AFFERENTS IN THE FACE Skin at the angle of the mandible and lateral aspect of the skin of the skull and neck is innervated by the…
Cervical plexus (greater auricular, lesser occipital, transverse cervical nerve…)
55
NON-TRIGEMINAL SOMATIC AFFERENTS IN THE FACE The skin of the posterior skull is innervated by the…
GREATER OCCIPITAL NERVE
56
What is the Hering’s nerve?
Glossopharyngeal nerve that goes to carotid body and sinus (visceral afferents)
57
Summary of sensory innervation CRANIAL NERVES
58
The sensory neurons that convey information from the skin of the neck, the angle of the mandible and the posterior aspect of the auricle are located in cervical dorsal root ganglia (T/F)
True
59
A schwannoma (a tumor from the Schwann cells surrounding the nerve fibers) of the mandibular nerve located in the infratemporal fossa next to the oval foramen will lead to deficits in all of the following sensory modalities except: touch from the skin of the chin and lower lip touch from the anterior 2/3 of the tongue pain from the lower dental arcade taste from the anterior 2/3 of the tongue
taste from the anterior 2/3 of the tongue
60
The trigeminal nerve provides sensory innervation to the derivatives of the 1st pharyngeal arch and the frontonasal prominence (T/F)
True
61
The sensory neurons that convey taste information from the anterior 2/3 of the tongue are located in the geniculate ganglion (T/F)
True
62
A woman goes to the dentist to have an inferior molar removed. The anesthesia that she is administered should act on ... which of the following nerves? Inferior alveolar, hypoglossal, buccal, lingual
Inferior alveolar
63
A meningioma (a tumor from the meninges) that compresses the foramen rotundum will lead to a sensory deficit from all of the following areas except: palate, inferior lid and cheek, posterior 2/3 of the nasal cavities, upper lip, anterior 1/3 of the nasal cavity.
anterior 1/3 of the nasal cavity
64
Which of the following nerves is NOT a branch of the ophthalmic division (V1) of the trigeminal nerve? Frontal, optic, lacrimal, nasociliary
Optic
65
Name the branch of V1 that supplies each of the following areas: 1. Lateral upper lid and forehead 2. Cornea 3. anterior third of nasal mucosa and distal dorsum and tip of the nose 4. Posterior ethmoidal cells 5. medial angle of the eye and lower lid 6. medial and intermediate upper lid and forehead
1. Lacrimal nerve 2. Short and long ciliary nerves 3. Anterior ethmoidal nerve 4. Posterior ethmoidal nerve 5. Infratochlear nerve 6. supraorbitary & supratrochlear nerves
66
The sensory innervation of the face is mainly supplied by the ...
Trigeminal nerve
67
The arteries supplying the orbit and its contents are branches of the ophthalmic artery which is a branch of the facial artery (T/F)
False
68
Nervios cutáneos cabeza y cuello

ANATOMY HEAD AND NECK (9 decks)

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