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Oral Cavity, Pharynx, and Larynx
GA34 Midwestern University
62
Anatomy
Professional
08/20/2010

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Cards

Term
name the parts of the tooth
Definition
crown
neck
root
pulp cavity
Term
There are ___ deciduous teeth.
Begin erupting at ____.
Shed from ____.
Definition
20
6-8months
6-12 years
Term
there are ____ permanent teeth.
they begin erupting at ____.
Definition
32
6 years
Term
name the nerve and blood supply to the teeth
Definition
superior and inferior alveolar nn.
superior and inferior alveolar aa/vv
Term
Regarding the palates, postgang para innervation is via___.
Postgang symp is from ___.
Definition
greater and lesser palatine nn.
superior cervical ganglion
Term
blood supply to the palates
Definition
greater and lesser palatine aa.
Term
V-shaped groove that divides the dorsal surface of the tongue into an anterior oral portion and a posterior pharyngeal surface.
Definition
sulcus terminalis
Term
lies at the apex of sulcus terminalis and is a remnant of the thyroid gland which develops in this region and migrates inferiorly
Definition
foramen cecum
Term
Name the mm. of the tongue.
Definition
intrinsic mm.
hyoglossus m
styloglossus m.
genioglossus m.
Term
Most mm. of the tongue, intrinsic and extrinsic are innervated by the
Definition
hypoglossal n.
Term
palatoglossus is innervated by
Definition
vagus n.
Term
intactness of the hypoglossal n is tested by asking the patient to ____.
Which side will it deviate?
Definition
protrude the tongue.
lesioned side.
Term
same sensory innervation to the
anterior 2/3 of tongue
posterior 1/3
Definition
lingual n.
glossoharyngeal n.
Term
special sensory taste to tongue is by what n on
anterior 2/3
posterior 1/3
Definition
chorda tympani
glossapharyngeal.
Term
blood supply to tongue
Definition
lingual aa and vv
Term
name the glands of the oral cavity
Definition
sublingual salivary gland
submandibular salivary gland
parotid gland
Term
name innervation for sublingual gland
post para
pre para
post symp
Definition
submandibular ganglion
chorda tympani (carried in lingual n)
carried on surface of lingual a.
Term
autonomic innervation to submandibular gland is the same as
Definition
sublingual gland
Term
what is the location of the submandibular gland?
Definition
anterior triangle
Term
submandibular duct opens onto floor of oral cavity via
Definition
sublingual caruncle (papilla)
Term
submandibular duct crosses what nerve?
Definition
lingual n.
Term
in regards to parotid gland, preganglionic parasym from ____ innervate postganglionics in the _____.
Postgang travel with the _____ and course on the surface of ______ to reach the parotid gland.
Definition
CN IX
otic ganglion
auriculotemporal n.
adjacent blood vessels
Term
The pharynx is separated from the prevertebral muscles by what space?
Definition
retropharyngeal
Term
name the 3 regions of the pharynx
Definition
nasopharynx
oropharynx
laryngopharynx
Term
name the layers of the pharyngeal wall
Definition

external fibrous layer - buccopharyngeal fascia

outer later of circular mm - superor constrictor m.

middle constrictor m.

inferior constrictor m.

inner layer of longitudinal mm - stylopharyngeus m.

palatopharyngeus m.

internal fibrous layer - pharyngobasilar fascia

mucosa with lymphoid tissue

Term
the pharyngeal constrictors are innervated by what nerve?
Definition
vagus
Term
What structure in the nasopharynx permits aire pressure on both sides of the eardrum to equalize and allows for optimal sensitivity to sound?
Definition
torus tubarius
Term
what separates the nasopharynx from oropharynx?
Definition
soft palate
Term
enlargement of the pharyngeal tonsil is
Definition
adenoids
Term
the soft palate is also known as
Definition
velum
Term
what are the 3 associated mm of the soft palate?
Definition
palatoglossus
levator veli palatini
tensor veli palatini
Term
where are the palatine tonsils located?
Definition
between palatoglossal and palatopharyngeal folds
Term
area lateral to larynx where swallowed items may stick
Definition
piriform recess
Term
name the sensory innervation for the following:
soft palate and upper nasopharynx
lower nasopharynx, oropharynx, auditory tube
laryngopharynx
Definition
V2
glossopharyngeal
vagus
Term
name the blood supply to pharynx and soft palate:
aa
vv
Definition
ascending pharyngeal, facial, maxillary, superior and inferior thyroid

pharyngeal plexus on exterior of pharynx
Term
Lymphatics of the head and neck consist of
Definition
tonsils
lymph nodes
deep nodes
lymphatics of the tongue
Term
name the 3 kinds of tonsils
Definition
lingual
palatine
pharyngeal (adenoids)
Term
List the superficial lymph nodes
Definition
occipital
posterior auricular
preauricular/parotid
superficial cervical
submandibular
mental
Term
aditus is bounded anteriorly and superiorly by....laterally by...and posteriorly and inferiorly by....
Definition
epiglittis
aryepiglottic folds
mucosa over arytenoid cartilages
Term
what are the 2 pairs of prominent folds?
Definition
vestibular (false) folds
true vocal folds
Term
superior horn is attached to the...by a ...
the inferior horn articulates with the ... via a ...
Definition
hyoid bone, ligament
cricoid cartilage, synovial joint
Term
the only complete ring of the respiratory system
Definition
cricoid cartilage
Term
the inferior edge of the epiglottic cartilage is attached to the thyroid bone via the ...
Definition
thyroepiglottic ligament
Term
the base of the arytenoid cartilage articulates with the cricoid cartilage via a ....
Definition
synovial joint
Term
name the two processes of the arytenoid cartilage
Definition
vocal
muscular
Term
What 2 structures pierce the thyrohyoid membrane?
Definition
superior laryngeal a.
internal branch of superior laryngeal n.
Term
sometimes refers to both the median cricothyroid ligament + the cricovocal membrane; sometimes just the cricovocal
Definition
conus elasticus
Term
name the two synovial joints present in the larynx
Definition
cricothyroid joint
cricoarytenoid joint
Term
extrinsic mm of the larynx include .... and ....
Definition
elevators
depressors
Term
name the muscles that elevate the larynx and by what membrane
Definition
thyrohyoid
stylopharyngeus
palatopharyngeus
suprahyoid

thyrohyroid membrane
Term
name the depressrs of the larynx
Definition
sternothyroid
omohyoid
sternohyoid
Term
name the intrinsic mm of the larynx
Definition
cricothyroid m
posterior cricoarytenoid
lateral cricoarytenoid m
arytenoid (interarytenoid) mm
thyroarytenoid m
Term
opening of rima glottidis
Definition
posterior cricoarytenoid
Term
closure of rima glottidis
Definition
lateral cricoarytenoid
arytenoid
thyroarytenoid
Term
decrease tension on vocal cords
Definition
thyroarytenoid
Term
increase tension on vocal cords
Definition
cricothyroid
vocalis
Term
sensory innervation
above the true vocal folds
below the true vocal folds
Definition
internal laryngeal n
recurrent laryngeal n
Term
motor innervation
to cricothyroid m
to all other intrinsic mm
Definition
external laryngeal n
recurrent laryngeal n
Term
bilateral section of both recurrent laryngeal nerves during thyroid surger cn cause...
Definition
suffocation
Term
unilateral section of the recurrent laryngeal n during thyroid surgery will cause ...
Definition
hoarseness when speaking
Term
blood supply to larynx
Definition
superior laryngeal a/v (follows internal laryngeal n)
inferior laryngeal a/v (follows recurrent laryngeal n.)
Term
what 2 aa anastomose in the larynx?
Definition
superior and inferior laryngeal
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