Anatomy E4, I, Oral Cavity/Guttural Pouch
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- I 3/3
- C 1/1
- P 3/3, or 4/3(wolf)
- M 3/3
1st PM is AKA
Wolf tooth (very small)
Which tooth is present only on Geldings/Stallions
Canine x 4
Which tooth/teeth is premanent?
Which cheeck teeth wear faster?
- Vestibular side of the lower teeth
- Lingual side of the upper teeth
Central cleft of the incisors are lined with cementum
Which part of the tooth is Straw Colored?
Secondary dentine is located within the ____
Pulp Cavity forms the ___
The dental Star is located closer to the ___ side
Which tooth lacks an infundibulum?
The infundibulum is lined by ____
What occludes the pathway into the pulp cavity of the teeth?
Equine lip commissures are located rather....
Extra muscle of mastication in the horse: unction:
Function of the Occipitomandibularis
Opens the jaws
The Origin and Insertion of the Occipitomandibularis:
- O= Paracondylar Process
- I= Caudal Border of the Mandible
All equine teeth are hypsodont, except for ___ & ___
The equine cheek teeth are ____
- (the mandible is more narrow than the maxilla?)
The equine tongue is ___ shaped
Why are horses obligatory nasal breathers?
The soft palate is long and wraps around the base of the epiglottis
Deep blond mucosal sac in the lateral wall of the larynx
- resting: 8-12
- exercise: 150
Shape of the rima glottis
Out pocketing of the auditory tube
Boundaries of the Guttural Pouch...
- Dorsal: Occipital Condyle
- Ventral: Retropharyngeal lnn
- Lateral: Medial Pterygoid m
Compartments of the Guttural Pouch:
- Small Lateral Compartment
- Large Medial Compartment
What forms the compartments of the Guttural Pouch?
The Caudal part of the Guttural Pouch folds over the styloyhyoid
What structures make contact with the ROOF of the guttural pouch (6)?
- Foramen Lacertum
- Tympanic Bulla
- CrN IX-XII
- Chorda Tympani
- Cranial Cervical Ganglion
- Internal Carotid A
What structures make contact with the VENTRAL guttural pouch (2)?
- External Carotid A
- Lateral/Medial Retropharyngeal ln
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