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Head & Mouth
n/a
21
Anatomy
Professional
11/21/2011

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Cards

Term
What are the muscles of mastication?
Definition
masseter m.
temporalis m.
medial pterygoid m.
digastricus m.
Term
The muscle(s) of mastication responsible for closing the mouth are:
Definition
masseter m.
temporalis m.
medial pterygoid m.
Term
The muscle(s) of mastication responsible for opening the mouth are:
Definition
digastricus m.
Term
What are the names of the salivary glands in the dog?
Definition
parotid
mandibular
sublingual
zygomatic
Term
Where does the parotid salivary gland open?
Definition
alongside the upper 4th premolar
Term
Where is the parotid salivary gland located? Why is this important?
Definition
in a crease in the masseter m.
this protects the duct of the salivary gland from being collapsed
Term
Where does the mandibular salivary gland empty into?
Definition
opens into the sublingual caruncle
Term
What are the two sublingual salivary glands?
Definition
monostomatic
polystomatic
Term
Where is the monostomatic salivary gland located? Where does this gland dump into?
Definition
located behind the tongue on the rostral portion of the mandibular gland
dumps into the sublingual caruncle
Term
Where is the zygomatic salivary gland located? Where does this gland dump into?
Definition
located under the eyeball
opens alongside the last upper molar
Term
What is the dental formula for adult caninees?
Definition
I3/3 C1/1 P4/4 M2/3
Term
What is the dental formula for juvenile canines?
Definition
I3/3 C1/1 P3/3
Term
What is the dental formula for adult felines?
Definition
I3/3 C1/1 P3/2 M1/1
Term
What is the dental formula for juvenile felines?
Definition
I3/3 C1/1 P3/2
Term
What are the 5 cartilages in the larynx/pharynx?
Definition
basihyoid
epiglottis
thyroid
arytenoid
cricoid
Term
What are the "sections" of the pharynx?
Definition
oropharynx
nasopharynx
laryngopharynx
Term
The _____ separates the nasal & oral cavities.
Definition
soft palate
Term
Trace a piece of food from the mouth to the esophagus.
Definition
enters the mouth (oral cavity) -> palatoglossal arch -> oropharynx -> nasopharynx -> palatopharyngeal arch -> laryngopharynx -> pharynx -> esophagus
Term
Follow a breath of air from the nost to the trachea.
Definition
enters the nose (nasal cavity) -> choanae -> nasopharynx -> palatopharyngeal arch -> laryngopharynx -> larynx -> cryoid cartilage -> trachea
Term
What structure(s) do air & food, when ingested, have in common before going their separate ways?
Definition
nasopharynx
laryngopharynx
Term
When a piece of food is being swallowed, what keeps it from going into the larynx & trachea?
Definition
When the dog swallows, the geniohyoidus m. contracts, pulling the larynx forward and closing the epiglottis over the opening of the larynx so food can not enter.
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