digstive anatomy head and neck Flashcards
formed by the o Sublingual caruncle with openings of sublingual and mandibular salivary glands) and Mylohyoid muscle
floor of oral cavity
(mucosal fold) marks the caudal border of the oral cavity.
palatoglossal arch
(modified mucosal covering the jaw bones up to around the neck of the teeth)
gingiva
The apex of the tongue is attached by a
frenulum
The root of the tongue is attached to the
basihyoid bone
o Filiform
o Conical
o Marginal (only in a suckling)
mechanical papillae
o Vallate
o Foliate
o Fungiform
gustatory papillae
Lingual n. (V3), Chorda tympani (VII), lingual br. from glossopharyngeal n. (IX), lingual br. from vagus n. (X)
sensory inn. of tongue
motor inn. of tongue
CN 12
intrinsic muscles of tongue
M. lingualis proprius with transverse, perpendicular, and longitudinal fibers
extrinsic muscles of tongue
Genioglossus, hyoglossus, styloglossus
insertion of the nasogastric tube goes via the
PHARYNX
Salpingopharyneal fold is where waht orocedure is performed in Eq.
endoscopy of guttural pouch
pahryngotympanic tube is the
auditory tube
Rostral: M. palatopharyngeus, M. pterygopharyngeus
Middle: M. hyopharyngeus
Caudal: M. thyropharyngeus, M. cricopharyngeus
constrict or dilate the guttural pouch?
CONSTRICT
M. stylopharyngeus caudalis
Constrict or dilates the guttural pouch?
DILATES
muscles of hyoid apparatus
Geniohyoideus, mylohyoideus, stylohyoideus, thyrohyoideus
Opening of the larynx is composed of
Epiglottis, aryepiglottic folds, corniculate processes
the vestibule of the larynx has a
vestibular fold
laryngeal ventricles
infraglottic part
glottis
the laryngeal cartilages are
o Epiglottic cartilage
o Thyroid cartilage
o Cricoid cartilage
o Arytenoid cartilage
Which laryngeal cartilage has a cuneiform process?
epiglottic
attachment of thyroid cartilage of the larynx
thyrohyoid of the hyoid apparatus
The arytenoid cartilage of the larynx has a
corniculate and cunieform process
o M. cricoarytaenoideus dorsalis
o M. cricoarytaenoideus lateralis
o M. interarytaenoideus
o M. thyroarytaenoideus
M. ventricularis
M. vocalis
o M. cricothyroideus
o M. thyrohyoideus
muscles of the larynx
only dilator of the glottis
M. cricoarytaenoideus dorsalis
Inn. of the larynx
CN 10
o Cranial laryngeal nerve
o Caudal laryngeal nerve
blood supply of larynx
cranial and caudal laryngeal arteries
name the salivary glands
parotid udct
zygomatic
buccal (dorsal, middle and ventral)
mandibular
sublingual
the sublingual glands can be
o Monostomatic (Ca., Ru.)-Sublingual duct (to sublingual caruncle)
o Polystomatic (Ru., Eq.), with multiple openings on the mucosal surface
t/f The salivary glandsare relative larger in omnivores and herbivores than in carnivores
true
function of hyoid app.
mobile suspension for tonge and larynx
attachment of hyoid app.
tympanic part of temporal bone
Cavity connecting the nasal cavity to the larynx andthe oral cavity to the esophagus
pharynx
if the soft palate obstructs the epiglottis, what happens?
entrapment
Tensor veli palatini m.
Levator veli palatini m.
muscles of soft palate
Sternomandibular m.
Linguofacial v.
ramus of Mandible/digastricus m.
of the guttural pouch form
Viborg’s Triangle
Organ involved in deglutition and vocalization
larynx
muscle of mastication that opens oral cavity
digastricus
muscles of mastication that close the oral cavity
M. temporalis
M.masseter
M. pterygoideus medialis and lateralis
