Anatomy E4, I, Oral Cavity/Guttural Pouch

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HLW
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76523
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Anatomy E4, I, Oral Cavity/Guttural Pouch
Updated:
2011-03-31 22:38:06
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Anatomy
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Anatomy E4, I, Oral Cavity/Guttural Pouch
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  1. Dentition:
    • I 3/3
    • C 1/1
    • P 3/3, or 4/3(wolf)
    • M 3/3
  2. 1st PM is AKA
    Wolf tooth (very small)
  3. Which tooth is present only on Geldings/Stallions
    Canine x 4
  4. Which tooth/teeth is premanent?
    Wolf
  5. Which cheeck teeth wear faster?
    • Vestibular side of the lower teeth
    • Lingual side of the upper teeth
  6. Cutting Surface=
    Masticatory/Occlusal surface/table
  7. Central cleft of the incisors are lined with cementum
    Infundibulum/Cups
  8. Which part of the tooth is Straw Colored?
    Star
  9. Secondary dentine is located within the ____
    Pulp Cavity
  10. Pulp Cavity forms the ___
    Star
  11. The dental Star is located closer to the ___ side
    Vestibular
  12. Which tooth lacks an infundibulum?
    Canine
  13. The infundibulum is lined by ____
    cementum
  14. What occludes the pathway into the pulp cavity of the teeth?
    Secondary Dentine
  15. Equine lip commissures are located rather....
    rostral
  16. Extra muscle of mastication in the horse: unction:
    Occipitomandibularis
  17. Function of the Occipitomandibularis
    Opens the jaws
  18. The Origin and Insertion of the Occipitomandibularis:
    • O= Paracondylar Process
    • I= Caudal Border of the Mandible
  19. All equine teeth are hypsodont, except for ___ & ___
    • Canine
    • P1
  20. The equine cheek teeth are ____
    • Anisognathous
    • (the mandible is more narrow than the maxilla?)
  21. The equine tongue is ___ shaped
    Spatulate
  22. Why are horses obligatory nasal breathers?
    The soft palate is long and wraps around the base of the epiglottis
  23. Deep blond mucosal sac in the lateral wall of the larynx
    Laryngeal Ventricle
  24. Equine RR
    • resting: 8-12
    • exercise: 150
  25. Shape of the rima glottis
    diamond
  26. Out pocketing of the auditory tube
    Pharyngeal Orifice
  27. Boundaries of the Guttural Pouch...
    Dorsal:
    Ventral:
    Lateral:
    • Dorsal: Occipital Condyle
    • Ventral: Retropharyngeal lnn
    • Lateral: Medial Pterygoid m
  28. Compartments of the Guttural Pouch:
    • Small Lateral Compartment
    • Large Medial Compartment
  29. What forms the compartments of the Guttural Pouch?
    The Caudal part of the Guttural Pouch folds over the styloyhyoid
  30. 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
  31. What structures make contact with the VENTRAL guttural pouch (2)?
    • External Carotid A
    • Lateral/Medial Retropharyngeal ln

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