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AS II - Final Exam > Assorted Fun Facts > Flashcards

Assorted Fun Facts Flashcards

1
Q

What embryonic structure do the muscles of facial expression develop from?

A

mesoderm of 2nd pharyngeal arch

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2
Q

tendon in middle of occipitofrontalis

A

epicranial aponeurosis

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3
Q

occiptal belly of occipitofrontalis attachment

A

superior nuchal line

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4
Q

innervation occiptofrontalis

A

occipital by post auricular branch of facial n

frontal by temporal branch of facial n

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5
Q

Obicularis oris attachmeents

A

medial maxilla and mandible, angle of mouth, mucosa of lips

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6
Q

action of obicularis oris

A

tonic closes mouth

phasic compresses and protrudes lips

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7
Q

innervation obicularis oris

A

buccal and marg mand branch of facial n

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8
Q

mobius syndrome

A

underdevelopment of 6 and 7th cranial nerves (lack innervation to facial muscles, like buccinator causing tooth decay)

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9
Q

attachments levator anguli oris

A

canine fossa below infraorbital foramen to angle of mouth

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10
Q

depressor anguli oris attachments

A

external oblique line

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11
Q

zygomaticus major attachments

A

lateral aspect of zygomatic bone

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12
Q

zygomaticus minor attachment

A

anterior aspect of zygomatic bone

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13
Q

levator labii superioris attachments

A

inferior orbital margin to upper lip

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14
Q

depressor labii inferioris attachment

A

lowest portion of oblique line of mandible

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15
Q

attachments of levator labi superioris alaeque nasii and alar part of nasalis

A

frontal process of maxill and alar cartilage

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16
Q

where does parotid duct enter oral cavity?

A

oppolsite 2nd max molar

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17
Q

the carotid canal is in which bone

A

petrous temporal bone

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18
Q

opthalmic artery goes through what hole

A

optic canal

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19
Q

branches of external carotid

A
  • superior thyroid
  • ascending pharyngeal
  • lingual
  • facial
  • occipital
  • posterior auricular
  • maxillary
  • superficial temporal

External sources always lie for other people’s money scandals

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20
Q

superior thyroid artery is _____ to infrahyoid muscles

A

deep

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21
Q

superior thyroid artery gives blood to

A

thyroid gland, branhces to SCM and infrahyoid, gives off superior laryngeal artery which supplies larynx

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22
Q

what does the submental artery come off of

A

facial artery before it enters the face

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23
Q

facial branhces of facial artery

A

Facial artery:

  • Inf labial
  • Sup labial
  • Lateral nasal
  • Angular

than anastomoses with opthalmic artery

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24
Q

where does superficial temporal artery originate

A

from within the parotid gland off of external carotid

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25
Q

transverse facial artery arises from ________ and is _____ to masseter

A

superficial temporal, superficial

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26
Q

maxillary artery passes through _____ to get into the ptergopalatine fossa

A

pterygomaxillary fissure

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27
Q

branches of maxillary artery

A
  • Deep auricular
  • Anterior tympanic
  • Mmiddle meningeal
  • Accessory meningeal
  • Inferior alveolar
  • Masseteric
  • Deep temporal
  • Ppterygoid
  • Buccal
  • Posterior superior alveolar
  • Iinfraorbital
  • Descending palatine
  • Artery of pterygoid canal
  • Pharyngial
  • Sphenopalatine
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28
Q

what supplies blood to lateral surface of tympanic membrane

A

deep auricular

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29
Q

what supplies blood to medial surface of tympanic membrane and how does it get there

A

anterior tympanic artery, transverses petrotympanic fissure

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30
Q

what hole does middle meningeal artery go through

A

foramen spinosum

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31
Q

what hole does accessory meningeal artery go through

A

foramen ovale

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32
Q

what hole does posterior superior alveolar nerve go through

A

alveolar foramen

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33
Q

what hole does infraorbital artery go through

A

inferior orbital fissure, infraorbital groove, infraorbital canal, infraorbital foramen

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34
Q

what does the anterior alveolar artery come off of

A

infraorbital artery

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35
Q

what hole does the pharyngeal artery go through

A

palatovaginal canal

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36
Q

what do emissary veins do

A

allow communicatio between veins of scalp and dural venous sinuses

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37
Q

what comes together to form straight sinus

A

inferior sagital sinus and great cerebral vein

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38
Q

sigmoid sinus becomes _____ after it passes through ______

A

IJV, jugular foramen

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39
Q

name 7 things in the cavernoud sinus

A
  1. internal carotid artery
  2. internal carotid plexus
  3. CN III
  4. CN IC
  5. CN VI
  6. CN V1
  7. CN V2
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40
Q

facial vein communicates with pterygoid venous plexus via ____ and _____

A

deep facial veins and infraorbital vein

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41
Q

what goes through optic canal

A

optic nerves and opthalmic arteries

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42
Q

what goes through superior orbital fissure

A

opthalmic veins, CN III, IV, VI, V1

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43
Q

greater petrosal nerve and lesser petrosal nerve go through hiatus to what holes?

A

greater to foramen lacerum

lesser to foramen ovale

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44
Q

what originates at scaphoid fossa

A

tensor palatini

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45
Q

sphenomandibular ligament attaches what to what

A

spine of sphenoid to lingula

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46
Q

what’s deepest: lacrimal nerve, frontal nerve, nasociliary n?

A

nasociliary n travels in plane deep to lacrimal and frontal nerves

47
Q

branches of trigeminal

A

My lucky friend nick met Zain pretty person in may now nick does meth like a loser icky

  • meningeal
  • lacrimal
  • frontal
  • nasociliary
  • meningeal
  • zygomatic
  • pterygopalatine ganglia
  • posterior superior alveolar
  • infraorbital n
  • meningeal
  • nerve to medial pterygoid
  • nerve to lateral pterygoid
  • deep temporal
  • masseteric nerve
  • long buccal
  • auriculotemporal n
  • lingual
  • inferior alveolar
48
Q

what innervates stylopharyngeus

A

glossopharyngeal

49
Q

spinal accessory nerve made from motor fibers frrom which cervical spinal cord

A

C1-C5

50
Q

what does CN XI innervate

A

sternocleidomastoid and trapezius

51
Q

what hole does CNVII go through

A

internal acoustic meatus

52
Q

what opens eustachian tube

A

salpingopharyngeus and levator veli palatini

53
Q

attachment superior pharyngeal constrictor

A

pharyngeal tuberble and pharyngeal raphe to pterygoid hamulus and pterygomandibular raphe and mandible

54
Q

innervation pharyngeal constrictors

A

CN X via pharyngeal plexus (inferior also with recurrent laryngeal nerve and external laryngeal nerve

55
Q

attachments middle pharyngeal constrictor

A

pharyngeal raphe (posterior) to stylohyoid ligament of hyoid bone

56
Q

attachments inferior pharyngeal constrictor

A

pharyngeal raphe (posterior) to thyroid cartilage and cricoid cartilage

57
Q

what passes between superior and middle pharyngeal constrictors

A

stylopharyngeus and CN IX

58
Q

stylopharyngeus attachments

A

styloid process to myscular wall of pharynx and thyroid cartilage

59
Q

innervation stylopharyngeus

A

CN IX

60
Q

palatopharyngeus attachments

A

posterior hard palate and palatine aponeurosis to muscular wall of pharynx and thyroid cartilage

61
Q

palatopharyngeus innervation

A

CN X via pharyngeal plexus

62
Q

salpingopharyngeus attachmetn

A

cartilage part of eustachian tube to muscular wall of pharynx

63
Q

innervation of salpingopharyngeus

A

CN X via pharyngeal plexus

64
Q

what elevates and widens pharynx during swallowingt

A

stylopharyngeus, palatopharyngeus, salpingopharyngeus

65
Q

what constricts walls of pharynx during swallowing

A

pharyngeal constrictor muscles

66
Q

sensory fibers of pharyngeal plexus from

A

CN IX

67
Q

motor fibers of pharyngeal plexus by

A

CN X

68
Q

cartilages of larynx

A

3 paired (arytenoid, corniculate, cuneiform)

3 unpaired (epiglottis, thyroid, cricoid)

69
Q

what articulates with inferior horn of thyroid cartilage

A

cricoid cartilage

70
Q

what attaches epiglottic cartilage to thyroid cartilage and where does it attach

A

thyroepiglottic cartilage to angle of thyroid cartilage

71
Q

what part of cricoid cartilage does arytnoid cartilage articulate with

A

base articulates with lamina of cricoid

72
Q

apex of arytnoid cartilage articulates with

A

corniculate cartilage

73
Q

what attaches to vocal process of arytnoid cartilage

A

vocal ligament and vocalis muscle

74
Q

purpose and location of cuneiform cartilages

A

located in aryepiglottic fold and provides stability to fold

75
Q

what kind of joint is cricothyroid joint

A

synovial

76
Q

what kind of joint is cricoarytnoid joint

A

synovial

77
Q

what kind of joint is arytenocorniculate joint

A

synovial or synchondrosis

78
Q

where is quadrangular membrane

A

intrinsic membrane of larynx

drapes doesn from epiglottis to arytnoid cartilage

79
Q

where is vestibular ligament

A

intrinsic membrane of larynx

free inferior margin of quadrangular membrane

80
Q

where is vocal ligament

A

intrinsic membrane of larynx

free superior margin of cricothyroid ligament

81
Q

what is the rima glottidis

A

opening between vocal folds

82
Q

what is supraglottic cavity

A

aka vesibule

between laryngeal inlet and vestibular folds

83
Q

what is middle laryngeal cavity

A

between vestibular and vocal folds

84
Q

what is laryngeal ventricle

A

lateral from middle laryngeal cavity

85
Q

what is laryngeal saccule

A

elongated tubular extension of ventricle (lots of mucous glands for vocal cord lube)

86
Q

what is infraglottic cavity

A

between vocal folds and inferior border of cricoid cartilage (continuous with trachea)

87
Q

attachments cricothyroid muscle

A

cricoid arch

thyroid cartilage

88
Q

what does cricothyroid muscle do

A

tilts thyroid cartilage forward and down to lengthen vocal ligaments

89
Q

innervation cricothyroid cartilage

A

external branch of superior laryngeal nerve

90
Q

action of posterior cricoarytnoid muscle

A

abducts vocal folds/ open rima glottidis

also tenses vocal cords by pulling arytenoids posteriorly

91
Q

innervation posterior cricoarytnoid muscle

A

recurrent laryngeal nerve

92
Q

action lateral cricoarytnoid

A

close rima glottidis

93
Q

innervation lateral cricoarytnoid muscle

A

recurrent laryngeal nerve

94
Q

innervation to transverse/oblique arytnoid muscles and aryepiglottic muscle

A

recurrent laryngeal nervw

95
Q

action transverse and oblique arytnoid muscles and aryepiglottic muscle

A

adduct arytniod cartilages, closing rima glottidis

96
Q

vocalis muscle attachment

A

arytnoid cartilage to angle of thyroid cartilage and along vocal ligament

97
Q

innervation vocalis

A

recurrent laryngeal n

98
Q

action vocalis

A

minute adjustments of vocal ligmants, localized relaxation of vocal ligamnet

99
Q

thyroarytnoid muscle attachment

A

arytnoid cartilage to angle of thyroid cartilage and along cricothyroid ligament

100
Q

innervation thyroarytnoid muscle

A

recurrent laryngeal

101
Q

action thyroarytnoid muscle

A

draw arytnoid cartilage to thyroid cartilage, relaxing vocal ligaments

102
Q

what goes through incisive fossa

A

nasopalatine nerves and sphenopalatine vessels

103
Q

what papillae have taste buds (fungiform or filiform)

A

fungiform

104
Q

what ‘glossus’ is not innervated by the hypoglossal n

A

palatoglossus (pharyngeal plexus of CN X)

105
Q

innervation to intrinsic muscles of the tongue

A

CN XII

106
Q

lymphatics of tongue

A
  • anterior 2/3
    • tip of tongue: submental grou
    • side: submandibular
    • central: jugulo-omohyoid
  • posterior 1/3
    • jugulo-digastric and retropharyngeal to jugulo-omohyoid
107
Q

taste anterior 2/3 of tongue

A

CN VII via chorda tympani and lingual n

108
Q

general sense anterior 2/3 of tongue

A

CN V via lingual

109
Q

taste posterior 2/3 of tongue

A

CN IX

110
Q

taste epiglottis

A

CN X via internal laryngeal n

111
Q

general sense posterior 1/3 of tongue

A

CN IX

112
Q

innervation geniohyoid

A

C1

113
Q

what two vessels does hypoglossal nerve cross over

A

lingual a and external carotid a

AS II - Final Exam (3 decks)

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