Teeth
What forms the bulk of the tooth?
Dentin
Which of the following species has a minor salivary gland in the buccae called the zygomatic gland?
Canines
How many teeth do horses have?
36-44
Which of the following is the most numerous type of papillae?
Filiform
What are the Carnassial or Sectorial teeth?
Superior fourth (Last) premolars and the Inferior first molarsare the largest shearing teeth in the mouth in both Dog and Cat
What is the name of the passage of the nerves and blood supply to each individual tooth?
Apical Forman
What bone lies dorsal to the rostral limit of the hard palate?
Incisive
Do horses teeth stop growing once they are permanent?
No, Continual growth throughout life → renewed occlusal surfaces to ensure grinding ability
What part of the tongue is Caudally fixed and attached to the hyoid apparatus
The root
what are the muscles that raise the mandible, closes the mouth and generate bite force
Temporalis muscle
Masseter Muscle
Pterygoideus
What are large, flat teeth used for grinding food with multiple roots called...
Molar
What are the main portals of entry/pathways of spread of pathogens into the salivary glands?
Hematogenous (bloodborne pathogens)
Direct penetration by foreign objects
Obstruction of the excretory ducts
Ascending infections from salivary ducts (in humans)
Eruption of Deciduous teeth in Horses:
Di 1 (Central): 6 (0–1 wk)
○ Di 2 (Intermediate): 6 weeks (4–6 wk) ○
Di 3 (Corner): 6 months (6–9 mo
What are rugae?
The transverse ridges on the hard palate
What is classified as Coagulative necrosis with Dry yellow friable masses, foul odor,
Noma (“trench mouth”)
Necrotizing stomatitis
Which artery supply the mandibular teeth?
The mandibuloalveolar artery
Which artery is primarily responsible for the blood supply to the hard palate in most mammals?
The maxillary artery
Age this horse:
I-1, I-2, I-3 Cups gone
○ Dental star and Enamel spots/Mark become clearer starting from I-1
8
What are the 4 extrinsic muscle of the tongue
The genioglossus muscle
The styloglossus muscle
The hyoglossus muscle
The geniohyoideus muscle
What role does dental plaque play in the development of periodontal disease?
It causes gingival recession and inflammation
What kind of tooth is this?
Large, conical teeth used for piercing and holding prey. Single-rooted with a long root for strong anchorage. Sexual dimorphism
Canine
What are the common bacterial genera in the oral cavity of dog
• Porphyromonas • Corynebacterium • Actinomyces • Pasteurella • Capnocytophaga
What bacteria causes Thrush in horses?
Fusobacterium necrophorum
Tooth 408 needs to be extracted which location should a local blocked be administered?
Caudal mandibular block
What is Palatoschisis? who is affected?
Failure of fusion of the lateral palatine processes of the maxilla
(cleft palate)