Dental Anatomy and Dental Terminology Flashcards
What are the three types of skulls?
Mesaticephalic
Brachycephalic
Dolichocephalic
What is the most common head type?
Mesaticephalic
What animals have a mesaticephalic head?
Poodles Corgis German Shepherds Labrador retrievers Domestic short hair cats
What animals have brachycephalic heads?
Boxers, Pugs, Bulldogs, Persian cats
Having a brachycephalic head results in what?
Crowded and rotated premolar teeth
What animals have dolichocephalic heads?
Collies, Greyhounds, Borzois, Seal Point Siamese cats
The hard palate consists of hard bone and is covered with a mucous membrane that has irregular ridges called what?
Rugae palatinae
What makes up the posterior portion of the roof of the mouth, does not have an underlying bone and separates the oral cavity from the pharynx?
The soft palate
What lies behind the central incisors?
The incisive papilla
What exits on each side of the incisive papilla?
The nasopalatine ducts
What does the nasopalatine ducts communicate with?
The vomeronasal organ
The vomeronasal organ connects to what?
The amygdala
What is the Amygdala?
Part of the brain that plays a big role in the emotional reaction
What is the area in which the two jaws join in the back of the oral cavity?
Lateral palatine fold
How is the mandible connected to the maxilla?
By the hinge joint Temporomandibular joint (TMJ)
Where are the two mandibles fused together?
The mandibular symphysis
How many teeth do puppies have?
28
How many teeth do adult dogs have?
42
How many teeth do kittens have?
26
How many teeth do adult cats have?
30
What is the visible portion of the tooth?
The crown
What is the crown covered by?
The enamel
What is the hardest substance in the body?
Enamel
What is the tip of the crown known as?
The cusp
What is the indentation near the gum line called?
The neck
The neck is the location of what junction?
The cementoenamel junction
What is the cementoenamel junction?
The indentation where cementum and enamel meet
What is the portion of the tooth located below the gum line?
The root
The root is the entry point for what?
Nerves and vasculature
Does the enamel have a nerve or blood supply?
No
Where does the root attach to the alveolar bone and covers the root surface?
Cementum
Cementum is part of what?
The tooth and periodontium
What makes up the bulk of the adult tooth, is the main supporting structure of the tooth and is composed of tubular structures?
Dentin
Where does the blood supply and nerves enter the tooth and is living tissue within the tooth?
Pulp
What is the space within the tooth?
Pulp cavity
What is the space within the crown?
The pulp chamber
What is the space within the root?
The root canal
What is used for radiographic reference and provides attachment for the periodontal ligament?
Lamina Dura
What is the deepest part of the root?
Apex
What is made up of epithelial tissue that is harder and more tightly attached to supportive structures and able to withstand the forces of chewing?
Gingiva
What is the portion of the gingiva that is not directly attached to the tooth or supporting structure?
Free gingiva
What is the area between the free gingiva and the tooth when healthy and without a space?
Sulcus
What is the space between the gingiva and tooth?
What attaches the teeth to the alveolar bone and functions as the suspensory ligament for teeth?
Periodontal ligament
What bone of the upper or lower jaw in which the tooth rests?
The Alveolar bone
