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Head and Neck Final > Head and Neck Final > Flashcards

Head and Neck Final Flashcards

1
Q

The auditory tube runs?

A

Superior to the superior constrictor

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2
Q

What muscle and nerve run between the superior and middle constrictor muscles?

A

Stylopharyngeus and glossopharyngeal n

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3
Q

What nerve and artery runs inferior the middle and inferior constrictor muscles?

A

internal laryngeal n and superior laryngeal a

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4
Q

3 muscles of the internal layer?

A

palatopharyngeal, stylopharyngeus and salpingopharyngeus

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5
Q

Palatopharyngeus O, I, Inn, A

A

O: hard palate and palatine aponeurosis
I: Post border of lamina thyroid cartilage
INN: Pharyngeal branch of vagus n and pharyngeal plexus
A: elevate pharynx during swallowing and speaking

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6
Q

Salpingopharyngeus O, I, Inn, A

A

O: Cartilage part of auditory tube
I: blends with the palatopharyngeus
INN: pharyngeal branch of vagus and pharyngeal plexus
A: Elevate pharynx during swallowing and speaking

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7
Q

Stylopharyngeus O, I, Inn, A

A

O: styloid process for temporal bone
I: Post and Sup border of thyroid cartilage
INN: Glossopharyngeal (CN9)
A: elevate pharynx during swallowing and speaking

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8
Q

Motor nerve fibers of the pharynx are derived from?

A

cranial root of the accessory nerve and carried by the vagus nerve via the pharyngeal branches to all mms of pharynx (except stylopharyngeus, tensor veli palatini and inf constrictor)

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9
Q

Tensor Veli Palatini is supplied by what nerve?

A

Mandibular division of the trigeminal n

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10
Q

Sensory nerve fibers of pharynx derived from?

A

Glossopharyngeal n and maxillary division of trigeminal n

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11
Q

Esophagus runs?

A

begins at inf border of cricoid cartilage at the level of c6

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12
Q

Recurrent laryngeal n runs in groove between?

A

trachea and esophagus

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13
Q

Choanae

A

(AKA nasal apertures) located post and communicate with nasopharynx

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14
Q

Roof of Nasal Cavity

A

Nasal, frontal, ethmoid, sphenoid bones

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15
Q

Floor of Nasal Cavity

A

Palatine process of maxilla and horizontal plate of palatine bone

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16
Q

Medial wall of Nasal Cavity

A

Nasal septum formed by the septal cartilage, perpendicular plate of ethmoid and vomer

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17
Q

Lateral wall of Nasal Cavity

A

Three nasal conchae

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18
Q

Meatuses are?

A

Grooves between each conchae

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19
Q

Sphenoethmoidal recess receives the opening to?

A

Sphenoidal sinus

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20
Q

Superior Meatus received the opening of?

A

Post Ethmoidal sinus

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21
Q

Ethmoidal Infundibulum

A

Funnel shaped opening that communicates with the frontal sinus

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22
Q

Semilunar Hiatus

A

Groove into which the frontal sinus opens

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23
Q

Ethmoidal Bulla

A

Rounded elevation formed by the middle ethmoidal sinus

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24
Q

Inferior Meatus

A

Where the nasolacrimal duct opens into the anterior part of semilunar hiatus

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25
Q

Frontal Sinuses open into

A

The semilunar hiatus of the middle meatis

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26
Q

Which cells drain into the middle meatus?

A

Anterior and middle Ethmoidal

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27
Q

What cells open directly into the superior meatus?

A

Posterior Ethmoidal

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28
Q

Relations of the sphenoidal sinus are?

A

Optic nerve, optic chiasma, pituitary gland, internal carotid a and cavernous sinus

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29
Q

The sphenoidal sinus opens separately into?

A

Sphenoethmoidal sinus

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30
Q

The largest paranasal sinuses

A

Maxillary

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31
Q

What drains by an opening into the middle meatus of the nasal cavity by way of the semilunar hiatus?

A

Maxillary sinuses

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32
Q

Two parts of Oral cavity

A

Oral vestibule and oral cavity proper

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33
Q

Oral vestibule

A

Space between the teeth lips and cheeks

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34
Q

Oral cavity proper

A

Space between the upper and lower dental arches

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35
Q

Roof of the oral cavity?

A

Palate

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36
Q

What does the oral cavity communicate posteriorly with?

A

Oropharynx

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37
Q

Upper lip is supplied by? (a and n)

A

superior labial a and infraorbital n

38
Q

Lower lip is supplied by? (a and n)

A

inferior labial/mental aa. and mental n

39
Q

Principal muscle of the cheek?

A

Buccinator

40
Q

Hard palate is formed by?

A

Maxilla and palatine bones

41
Q

Palatine aponeurosis is formed by?

A

expanded tendon of tensor veli palatini

42
Q

Levator Veli Palatini O, Inn

A

O: cartilage of the auditory tube and petrous part of temporal bone
Inn: Pharyngeal branch of vagus and pharyngeal plexus

43
Q

Palatoglossus Inn, A

A

Inn: pharyngeal branch of vagus via pharyngeal plexus
A: elevate post part of tongue

44
Q

Palatopharyngeus O, Inn

A

O: hard palate and palatine aponeurosis
Inn: Pharyngeal branch of vagus via pharyngeal plexus

45
Q

Musculus Uvulae O

A

O: post nasal spine and palatine aponeurosis

46
Q

Arteries of Palate

A

greater palatine, lesser palatine, and ascending palatine aa….veins drain into the pterygoid venous plexus

47
Q

Sensory nerves of Soft Palate

A

branches of pterygopalatine ganglion, greater palatine, nasopalatine and lesser palatine n

48
Q

Motor nerve supply of soft palate

A

All mms inn by pharyngeal plexus of nerves except the tensor veli palatini

49
Q

Circumvallate Papillae

A

large, lie ant to the terminal sulcus, arranged in a v shape, studded with taste buds

50
Q

What papillae are poorly developed in humans?

A

Filiform

51
Q

Mushroom shaped papillae that are more numerous at the apex and margins of the rongue

A

Fungiform

52
Q

Where are the lingual tonsils?

A

posterior part of tongue

53
Q

Genioglossus A, Inn

A

A: Depress tongue
Inn: hypoglossal n (CN 12)

54
Q

Hyoglossus O

A

Body of greater horn of hyoid

55
Q

Styloglossus Inn, A

A

Inn: hypoglossal
A: elevate side of tongue

56
Q

Palatoglossus O, Inn, A

A

O: palatine aponeurosis of soft palate
Inn: pharyngeal branch of vagus via pharyngeal plexus
A: elevate post part of tongue and depress soft palate

57
Q

Motor nerve supply of tongue

A

Hypoglossal n, except palatoglossus

58
Q

Lingual nerve supplies?

A

general sensation to ant 2/3 of tongue

59
Q

Chorda tympani n supplies

A

special sensation, taste fibers to ant 2/3 of tongue

60
Q

Glossopharyngeal n supplies?

A

both general sensation and special sensation to the root of the tongue in front of the epiglottis

61
Q

Internal laryngeal n supplies?

A

most general and some special sensation to the root of the tongue in front of the epiglottis

62
Q

Arterial supply of tongue derived from?

A

Lingual A, a branch of the ext carotid

63
Q

Veins of tongue drain into?

A

dorsal lingual vein and deep lingual vein

64
Q

Submandibular glands

A

Along mandible, deep to mylohyoid mms

65
Q

Submandibular duct

A

5 cm long, lies between mylohyoid and hyoglossis and opens into the sublingual papilla

66
Q

Sublingual Glands

A

smallest and most deeply situated, lie in floor of mouth between mandible and genioglossis mms

67
Q

Sublingual duct opens into?

A

floor of the mouth

68
Q

Presynaptic parasympathetic secretomotor fibers are conveyed by?

A

facial, chorda tympani and lingual nerves to synapse in the submandibular ganglion

69
Q

Contents of the Pterygopalatine fossa are?

A

termial (third) part of the maxillary artery, maxillary nerve, nerve to the pterygoid canal and pterygopalatine ganglion

70
Q

Pterygopalatine Ganglion lies?

A

In pterygopalatine fossa suspended by the ganglionic branches of maxillary nerve

71
Q

Pterygopalatine Ganglion conveys?

A

Secretomotor fibers to lacrimal gland

72
Q

Anteriorly to the tympanic cavity is connected with?

A

Nasopharynx by the auditory tube

73
Q

Stapedius (smallest voluntary muscle in body) O, I, Inn, A

A

O: pyramidal eminence in the posterior wall of the tympanic cavity
I: neck of stapes
Inn: facial n
A: pull the stapes, tighten the angular ligament and prevent excessive movement of the stapes

74
Q

Carotid Wall contains?

A

Carotid canal (int carotid a w/ its sympathetic plexus), opening of the pharyngotympanic tube and the canal for tensor tympani muscle

75
Q

Mastoid wall contains?

A

auditus to the mastoid antrum, facial canal and the pyramidal eminence

76
Q

Roof of tympanic cavity

A

Tegmental wall

77
Q

Floor of the tympanic cavity

A

Jugular wall

78
Q

Lateral wall of the tympanic cavity

A

Membranous wall

79
Q

Medial wall of tympanic cavity

A

Labyrinthine wall (has promontory, oval window and round window)

80
Q

Contents of middle ear

A

auditory ossicles, stapedius/tensor tympani mms, chorda tympani n(branch of facial n), tympanic plexus of nerves

81
Q

The tympanic cavity is connected with the mastoid cells of the mastoid how?

A

Posteriorly

82
Q

Pars Flaccida

A

Superior thin part of membrane

83
Q

Pars tensa

A

remaining part of membrane

84
Q

Superior constrictor O, I, Inn, A

A

O: pterygoid hamulus, pterygomandibular raphe, post end mylohyoid line of mandible, and side of tongue
I:pharyngeal tubercle on basilar part of occiput, median raphe of pharynx
Inn: Pharyngeal branch of vagus via pharyngeal plexus
A: Constrict pharynx

85
Q

Mastoid Antrum

A

Cavity of mastoid process of the temporal bone and is related to the facial canal, connects the tympanic cavity to the mastoid air cells

86
Q

Piriform Recess

A

Small depression on either side of the laryngeal inlet

87
Q

Contents of Piriform Recess

A

Int laryngeal/ recurrent laryngeal nn. and sup laryngeal a

88
Q

Membranous labyrinth consists of?

A

sacs and tubes, utricle, saccule, duct of cochlea and 3 semicircular ducts

89
Q

Internal acoustic meatus transmits what?

A

Facial n, branches of vestibulocochlear n and labyrinthine vessles

90
Q

Vestibule

A

Contains utricle and saccule (for balance)

91
Q

Bony labyrinth is composed of?

A

cochlea, vestibule and 3 semicircular canals

Head and Neck Final (1 decks)

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