Assorted Fun Facts Flashcards
(113 cards)
1
Q
What embryonic structure do the muscles of facial expression develop from?
A
mesoderm of 2nd pharyngeal arch
2
Q
tendon in middle of occipitofrontalis
A
epicranial aponeurosis
3
Q
occiptal belly of occipitofrontalis attachment
A
superior nuchal line
4
Q
innervation occiptofrontalis
A
occipital by post auricular branch of facial n
frontal by temporal branch of facial n
5
Q
Obicularis oris attachmeents
A
medial maxilla and mandible, angle of mouth, mucosa of lips
6
Q
action of obicularis oris
A
tonic closes mouth
phasic compresses and protrudes lips
7
Q
innervation obicularis oris
A
buccal and marg mand branch of facial n
8
Q
mobius syndrome
A
underdevelopment of 6 and 7th cranial nerves (lack innervation to facial muscles, like buccinator causing tooth decay)
9
Q
attachments levator anguli oris
A
canine fossa below infraorbital foramen to angle of mouth
10
Q
depressor anguli oris attachments
A
external oblique line
11
Q
zygomaticus major attachments
A
lateral aspect of zygomatic bone
12
Q
zygomaticus minor attachment
A
anterior aspect of zygomatic bone
13
Q
levator labii superioris attachments
A
inferior orbital margin to upper lip
14
Q
depressor labii inferioris attachment
A
lowest portion of oblique line of mandible
15
Q
attachments of levator labi superioris alaeque nasii and alar part of nasalis
A
frontal process of maxill and alar cartilage
16
Q
where does parotid duct enter oral cavity?
A
oppolsite 2nd max molar
17
Q
the carotid canal is in which bone
A
petrous temporal bone
18
Q
opthalmic artery goes through what hole
A
optic canal
19
Q
branches of external carotid
A
- superior thyroid
- ascending pharyngeal
- lingual
- facial
- occipital
- posterior auricular
- maxillary
- superficial temporal
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20
Q
superior thyroid artery is _____ to infrahyoid muscles
A
deep
21
Q
superior thyroid artery gives blood to
A
thyroid gland, branhces to SCM and infrahyoid, gives off superior laryngeal artery which supplies larynx
22
Q
what does the submental artery come off of
A
facial artery before it enters the face
23
Q
facial branhces of facial artery
A
Facial artery:
- Inf labial
- Sup labial
- Lateral nasal
- Angular
than anastomoses with opthalmic artery
24
Q
where does superficial temporal artery originate
A
from within the parotid gland off of external carotid
25
transverse facial artery arises from ________ and is _____ to masseter
superficial temporal, superficial
26
maxillary artery passes through _____ to get into the ptergopalatine fossa
pterygomaxillary fissure
27
branches of maxillary artery
* 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
28
what supplies blood to lateral surface of tympanic membrane
deep auricular
29
what supplies blood to medial surface of tympanic membrane and how does it get there
anterior tympanic artery, transverses petrotympanic fissure
30
what hole does middle meningeal artery go through
foramen spinosum
31
what hole does accessory meningeal artery go through
foramen ovale
32
what hole does posterior superior alveolar nerve go through
alveolar foramen
33
what hole does infraorbital artery go through
inferior orbital fissure, infraorbital groove, infraorbital canal, infraorbital foramen
34
what does the anterior alveolar artery come off of
infraorbital artery
35
what hole does the pharyngeal artery go through
palatovaginal canal
36
what do emissary veins do
allow communicatio between veins of scalp and dural venous sinuses
37
what comes together to form straight sinus
inferior sagital sinus and great cerebral vein
38
sigmoid sinus becomes _____ after it passes through \_\_\_\_\_\_
IJV, jugular foramen
39
name 7 things in the cavernoud sinus
1. internal carotid artery
2. internal carotid plexus
3. CN III
4. CN IC
5. CN VI
6. CN V1
7. CN V2
40
facial vein communicates with pterygoid venous plexus via ____ and \_\_\_\_\_
deep facial veins and infraorbital vein
41
what goes through optic canal
optic nerves and opthalmic arteries
42
what goes through superior orbital fissure
opthalmic veins, CN III, IV, VI, V1
43
greater petrosal nerve and lesser petrosal nerve go through hiatus to what holes?
greater to foramen lacerum
lesser to foramen ovale
44
what originates at scaphoid fossa
tensor palatini
45
sphenomandibular ligament attaches what to what
spine of sphenoid to lingula
46
what's deepest: lacrimal nerve, frontal nerve, nasociliary n?
nasociliary n travels in plane deep to lacrimal and frontal nerves
47
branches of trigeminal
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* 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
what innervates stylopharyngeus
glossopharyngeal
49
spinal accessory nerve made from motor fibers frrom which cervical spinal cord
C1-C5
50
what does CN XI innervate
sternocleidomastoid and trapezius
51
what hole does CNVII go through
internal acoustic meatus
52
what opens eustachian tube
salpingopharyngeus and levator veli palatini
53
attachment superior pharyngeal constrictor
pharyngeal tuberble and pharyngeal raphe to pterygoid hamulus and pterygomandibular raphe and mandible
54
innervation pharyngeal constrictors
CN X via pharyngeal plexus (inferior also with recurrent laryngeal nerve and external laryngeal nerve
55
attachments middle pharyngeal constrictor
pharyngeal raphe (posterior) to stylohyoid ligament of hyoid bone
56
attachments inferior pharyngeal constrictor
pharyngeal raphe (posterior) to thyroid cartilage and cricoid cartilage
57
what passes between superior and middle pharyngeal constrictors
stylopharyngeus and CN IX
58
stylopharyngeus attachments
styloid process to myscular wall of pharynx and thyroid cartilage
59
innervation stylopharyngeus
CN IX
60
palatopharyngeus attachments
posterior hard palate and palatine aponeurosis to muscular wall of pharynx and thyroid cartilage
61
palatopharyngeus innervation
CN X via pharyngeal plexus
62
salpingopharyngeus attachmetn
cartilage part of eustachian tube to muscular wall of pharynx
63
innervation of salpingopharyngeus
CN X via pharyngeal plexus
64
what elevates and widens pharynx during swallowingt
stylopharyngeus, palatopharyngeus, salpingopharyngeus
65
what constricts walls of pharynx during swallowing
pharyngeal constrictor muscles
66
sensory fibers of pharyngeal plexus from
CN IX
67
motor fibers of pharyngeal plexus by
CN X
68
cartilages of larynx
3 paired (arytenoid, corniculate, cuneiform)
3 unpaired (epiglottis, thyroid, cricoid)
69
what articulates with inferior horn of thyroid cartilage
cricoid cartilage
70
what attaches epiglottic cartilage to thyroid cartilage and where does it attach
thyroepiglottic cartilage to angle of thyroid cartilage
71
what part of cricoid cartilage does arytnoid cartilage articulate with
base articulates with lamina of cricoid
72
apex of arytnoid cartilage articulates with
corniculate cartilage
73
what attaches to vocal process of arytnoid cartilage
vocal ligament and vocalis muscle
74
purpose and location of cuneiform cartilages
located in aryepiglottic fold and provides stability to fold
75
what kind of joint is cricothyroid joint
synovial
76
what kind of joint is cricoarytnoid joint
synovial
77
what kind of joint is arytenocorniculate joint
synovial or synchondrosis
78
where is quadrangular membrane
intrinsic membrane of larynx
drapes doesn from epiglottis to arytnoid cartilage
79
where is vestibular ligament
intrinsic membrane of larynx
free inferior margin of quadrangular membrane
80
where is vocal ligament
intrinsic membrane of larynx
free superior margin of cricothyroid ligament
81
what is the rima glottidis
opening between vocal folds
82
what is supraglottic cavity
aka vesibule
between laryngeal inlet and vestibular folds
83
what is middle laryngeal cavity
between vestibular and vocal folds
84
what is laryngeal ventricle
lateral from middle laryngeal cavity
85
what is laryngeal saccule
elongated tubular extension of ventricle (lots of mucous glands for vocal cord lube)
86
what is infraglottic cavity
between vocal folds and inferior border of cricoid cartilage (continuous with trachea)
87
attachments cricothyroid muscle
cricoid arch
thyroid cartilage
88
what does cricothyroid muscle do
tilts thyroid cartilage forward and down to lengthen vocal ligaments
89
innervation cricothyroid cartilage
external branch of superior laryngeal nerve
90
action of posterior cricoarytnoid muscle
abducts vocal folds/ open rima glottidis
also tenses vocal cords by pulling arytenoids posteriorly
91
innervation posterior cricoarytnoid muscle
recurrent laryngeal nerve
92
action lateral cricoarytnoid
close rima glottidis
93
innervation lateral cricoarytnoid muscle
recurrent laryngeal nerve
94
innervation to transverse/oblique arytnoid muscles and aryepiglottic muscle
recurrent laryngeal nervw
95
action transverse and oblique arytnoid muscles and aryepiglottic muscle
adduct arytniod cartilages, closing rima glottidis
96
vocalis muscle attachment
arytnoid cartilage to angle of thyroid cartilage and along vocal ligament
97
innervation vocalis
recurrent laryngeal n
98
action vocalis
minute adjustments of vocal ligmants, localized relaxation of vocal ligamnet
99
thyroarytnoid muscle attachment
arytnoid cartilage to angle of thyroid cartilage and along cricothyroid ligament
100
innervation thyroarytnoid muscle
recurrent laryngeal
101
action thyroarytnoid muscle
draw arytnoid cartilage to thyroid cartilage, relaxing vocal ligaments
102
what goes through incisive fossa
nasopalatine nerves and sphenopalatine vessels
103
what papillae have taste buds (fungiform or filiform)
fungiform
104
what 'glossus' is not innervated by the hypoglossal n
palatoglossus (pharyngeal plexus of CN X)
105
innervation to intrinsic muscles of the tongue
CN XII
106
lymphatics of tongue
* anterior 2/3
* tip of tongue: submental grou
* side: submandibular
* central: jugulo-omohyoid
* posterior 1/3
* jugulo-digastric and retropharyngeal to jugulo-omohyoid
107
taste anterior 2/3 of tongue
CN VII via chorda tympani and lingual n
108
general sense anterior 2/3 of tongue
CN V via lingual
109
taste posterior 2/3 of tongue
CN IX
110
taste epiglottis
CN X via internal laryngeal n
111
general sense posterior 1/3 of tongue
CN IX
112
innervation geniohyoid
C1
113
what two vessels does hypoglossal nerve cross over
lingual a and external carotid a
