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English: Skeleton of a dog: A – Cervical or Neck Bones (7 in number).B – Dorsal or Thoracic Bones (13 in number, each bearing a rib).C – Lumbar Bones (7 in number).D – Sacral Bones (3 in number).
Abfraction is a form of non-carious tooth tissue loss that occurs along the gingival margin. [2] In other words, abfraction is a mechanical loss of tooth structure that is not caused by tooth decay, located along the gum line. There is theoretical evidence to support the concept of abfraction, but little experimental evidence exists. [3]
The sabre-tooth water deer of China is often called the vampire deer due to the exceptionally long canine teeth in the males. In many species the canine teeth in the upper or lower jaw, or in both jaws, are much larger in males than in females, where they are sometimes hidden or completely absent.
The antegonial notch is a subtle indentation located on the inferior border of the mandible, immediately anterior to the angle of the mandible. It marks the transition between the inferior border of the mandibular body and the anterior border of the mandibular ramus .
The canine fossa is a depression lateral to the incisive fossa of the maxilla in the musculoskeletal anatomy of the human head.It is larger and deeper than the comparable incisive fossa, and it is separated from it by a vertical ridge, the canine eminence, corresponding to the socket of the canine tooth.
Teeth play a vital role in an animal's survival; they are used for eating, grooming and defense. [2] [5] Each tooth is made up of a crown, which is above the gum line and covered in enamel, and roots that anchor the tooth to the alveolar bone. [2] [6] Beneath the enamel, there are collagen fibres and inorganic hydroxyapatite, which together ...
Its medial surface gives insertion to the temporalis, and presents a ridge which begins near the apex of the process and runs downward and forward to the inner side of the last molar tooth. Between this ridge and the anterior border is a grooved triangular area, the upper part of which gives attachment to the temporalis, the lower part to some ...
The maxillary teeth are the maxillary central incisors (teeth 8 and 9 in the diagram), maxillary lateral incisors (7 and 10), maxillary canines (6 and 11), maxillary first premolars (5 and 12), maxillary second premolars (4 and 13), maxillary first molars (3 and 14), maxillary second molars (2 and 15), and maxillary third molars (1 and 16).