M1 > Pharynx > Flashcards

Pharynx Flashcards

(101 cards)

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1
Q

Nasopharynx is region

A

above soft palate

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2
Q

Oropharynx is region

A

From soft palate to epiglottis

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3
Q

Laryngopharynx is region from

A

Epiglottis to larynx inlet

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4
Q

The palatoglossal arch is _____ (ant or post)

A

anterior

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5
Q

The palatopharyngeal arch is _____ (ant or post)

A

posterior

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6
Q

The vallecula is

A

the spacee between the tongue and epiglottis

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7
Q

The piriform recess is

A

The space between the larynx and laryngopharynx

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8
Q

The vallate is

A

the line of papillae that separates the anterior 2/3 from the posterior 2/3 of the tongue surface

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9
Q

The foramen cecum is the

A

remnant of the thyroglossal duct

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10
Q

The anterior 2/3 of the tongue has taste innervation by

A

solitary nucleus and facial nerve/corda tympani

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11
Q

The anterior 2/3 of the tongue has touch innervation by

A

Lingual nerve of the trigeminal (V3)

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12
Q

The posterior 2/3 of the tongue receives touch and taste innervation by

A

glossopharyngeal nerve

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13
Q

WHat to examine during oral exam

A

Sublingual gland/duct
frenulum of tongue
uvula
lingual artery/veins

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14
Q

The opening to the ear is located inside the

A

Nasopharynx

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15
Q

opening to ear from nasopharynx is called

A

ostium to pharyngotympanic tube

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16
Q

Torus tubarius

A

Prominence next to pharyngotympanic ostium

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17
Q

Salpingopharyngeus muscle function

A

squeezes auditory tube to equalize pressure
elevates pharynx

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18
Q

Pharyngeal recess

A

Depression in the wall of the nasopharynx, near pharyngotympanic ostium

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19
Q

Levator palatini is located _____ to tensor palatini

A

Posterior

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20
Q

Function of external ear

A

collection of sound

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21
Q

function of internal ear

A

conduction, amplification

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22
Q

The tensory tympani muscle is innervated by

A

CN V3 (trigeminal, mandibular bc muscle)

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23
Q

The stapedius muscle is innervated by

A

Facial nerve

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24
Q

Function of inner ear

A

transduction/coding

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25
Conductive hear loss is due to damage of
external/middle ear
26
sensorineural hearing loss is due to damage ofo
inner ear or vestibulocochlear nerve
27
All the pharyngeal muscles (except stylopharyngeus) are innervated by the ____ nerve
vagus nerve vis nucleus ambiguus
28
The stylopharyngeus is innervated by the
glossopharyngeal nerve
29
What nerve provides SENSORY innervation to the oropharynx/posterior tongue
glossopharyngeal via solitary nucleus
30
Trace through gag reflex arc
sensory limb = glossopharyngeal synapses at nucleus ambiguus motor limb = vagus nerve
31
What are the 3 types of tonsils
palatine tonsils pharyngeal tonsils lingular tonsils
32
Where are palatine tonsils located
behind palatoglossal arch
33
Where are pharyngeal tonsils located
nasopharynx (adenoids)
34
Where are lingular tonsils loctaed
At base of tongue
35
What is the blood supply to the tonsils
tonsilar artery, branching from facial artery
36
What nerve runs along the tonsilar bed
glossopharyngeal
37
The levator palatini is innervated by the
vagus nerve
38
The tensor palatini is innervated by the
trigeminal (v3)
39
Function of the levator palatini
pulls up palate when swallowing to prevent liquid from entering nasal cavity
40
What would cause uvula deviation to the right?
A lesion on the vagus nerve on the left side (uvula will point to the intact side)
41
What provides sensory taste from the epiglottis
Vagus nerve via solitary nucleus
42
What is the muscle innervation to the tongue
hypoglossal nerve via hypoglossal nucleus
43
What nerve innervates the palatoglossus
The vagus nerve
44
What is the blood supply to the tongue
lingual artery (branch of external carotid)
45
Where does the lingual ARTERY run through
mylohyoid - hyoglossus gap
46
What nerve runs with the lingual artery
hypoglossal nerve
47
What lymph nodoes do tonsils and posterior tongue drain to
jugulodigastric nodes (superioro)
48
What lymphnodes do anterior tongue drain to
juguloo-omohyoid nodes (anterior)
49
How are tonsils different from other lymphoid tissue
they have deep crypts for exposure and collection of pathoogens
50
The facial artery runs deep to what gland?
submandibular
51
What NERVE can be found in the bed of the tonsil
glossopharyngeal
52
Taste in the epiglottis is innervated by
vagus nerve
53
What nerve innervates the muscles of the tongue
hypoglossal
54
What are the 3 extrinsic muscles of the tongue
genioglossus hyoglossus styloglossus
55
Function of the genioglossus
protrude tongue
56
function of styloglossus
elevate tongue
57
function of hyoglossus
depress tongue
58
What runs through the mylohyiod-hypoglossus gap? (nerve and artery)
hypoglossal nerve with the lingual artery
59
What nerve can be seen in the floor of the mouth
lingual nerve
60
What does the lingual nerve run with in the floor of the mouth?
submandibular duct
61
The major motor nerve branch of the larynx muscles is the
recurrent laryngeal nerve (branch of vagus)
62
The external laryngeal nerve inervates the
cricothyroid
63
the internal laryngeal nerve innervates
sensory larynx
64
What nerve innervated the pharyngeal coonstrictors?
vagus pharyngeal nerves, via nucleus ambiguus
65
The middle pharyngeal constrictor is attached to the
stylo-hyoid bone and hyoid bone
66
What are the 3 longitudinal muscles of the pharynx
stylopharyngeus salpingopharyngeus palatopharyngeus
67
What structures pass between the superior and middle constrictors
The glossopharyngeal nerve
68
What structures pass through the middle and inferior constrictors
The internal laryngeal nerve
69
What structures pass below the inferior constrictor
the recurrent laryngeal nerve
70
Sensory innervation to the pharynx is provided by
glossopharyngeal nerve
71
The pharyngeal arteries are branches of the
External carotid artery
72
Where is the danger space loctaed
between alar fascia and prevartebral fascia
73
What fascia is the retropharyngeal space in front of
alar fascia
74
What arteries supply blood to the coonstrictors
ascedning pharyngeal, superior thyroid, inferior thyroid
75
What triangle does the vertebral artery enter though
the longus colli and anterior scalene
76
What triangle does the cervical plexus pass through
Longus capitis and levator scapulae
77
What layers of fascia is the sympathetic chain located between
carotid sheath and prevertebral fascia
78
What can be damaged during thyroid procedure
sympathetic chain
79
The danger space connects to the ______ mediastinum (ant or post)
posterioor
80
the retropharyngeal space connects to the _________ mediastinum (ant or post)
anterior
81
What drains to the sphenoethmoidal recess
Sphenoid sinus
82
WHat drains to the superior meatus
Posterior ethmoidal air cells
83
What drains to the middle meatus
anterior and middle ethmoidal maxillary sinus frontal sinu
84
Within the middle meatus, which sinus drains to the bulla ethmoidalis
the MIDDLE ethmoidal
85
Within the middle meatus, what drains to the semilunar hiatus
anterior ethmoidal frontal sinus maxillary sinu
86
What drains to the inferior meatus
nasolacrimal duct
87
What does the pterygopalatine fossa have connections with
Infratemporal fossa inferior orbital fissure middle cranial fossa nasal cavity palate
88
What major vessel / nerve passes through pterygopalatine fossa?
Maxillary artery Maxillary nerve (V2)
89
What is the maxillary artery a branch of?
The external carotid
90
What are the branches of the maxillary artery
descending palatine sphenopalatine posterior superior alveolar anterior superior alveolar infraorbital
91
What general arteries supply blood to the nasal cavity
facial, opthalmic, maxillary
92
What is the anastamosis of blood in the nasal cavity called
Kesselbach's area
93
What are the branches of the maxillary nerve (V2)
Zygomatic infraorbital superior alveolar (post/anterior) greater/lesser palatine nasopalatine
94
What nerves supply the nasal cavity? (think top, middle, inferior)
nasocilliary branches of V1 greater/lesser palatine nerves (V2) nasopalatine nerve (V2)
95
Where is the pituitary located in relation to sphenoid sinus
superior to sphenoid sinus
96
What fossa does the pituitary lay in
hypoophyseal fossa
97
What is the pituitary's home called
sella turcica
98
What is the anterior wall of the pituitary's home?
tuberculum sella
99
What is the posterior wall of the pituitary's home?
Dorsum sella
100
What is the roof of the pituitary's home?
diaphragma sella
101
What surrounds the pituitary (think vessels)
cavernous sinus
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