Mouth Flashcards
Mouth division
- Vestibule - space between lips cheeks and teeth gums.
2. Proper oral cavity - enclosed in teeth and gums, have tongue and opens into oropharyngeal isthmus.
Parotid duct opens at
Lip inner surface opposite to the 2nd molar gum
Buccinator is pierced by
Parotid duct
&
Buccal branch of mandibular nerve
What are koplik’s spots
Spine like white spots on parotid duct opening occurs in measles.
Buccopharyngeal fascia have
Molar glands
Upper lower lips merge at
Corner or angle of mouth
Philtrum
Median vertical groove on the outer surface of the upper lip.
Lips have
Skin Superficial fascia Orbicularis oris muscle Submucosa, having glands and blood vessels Mucous membrane
Lips lymphatic drainage
Lower lip from middle- submental lymph nodes
Left lip part- submandibular lymph nodes
Buccinator covered by
Buccopharyngeal fascia
Cheek lymphatic
Submandibular
Preauricular
Buccal
Mandibular nodes
Oropharyngeal isthmus other name
Isthmus of fauces
submandibular gland oppening
Sublingual papilla’s summit
Sublingual papilla present at
On sides of frenulum of tongue
Gums two sides
Labial
Lingual
Gums nerve supply
Upper gums:
•labial side- post.,middle, ant.sup.alveolar nerve(v2)
•lingual side- ant.& nasopalatine nerve
Lower gums:
•labial side- buccal branch(v3) & incisive branch(mental nerve)
•lingual side- lingual nerve(v3)
Lymphatic of gums
Upper gums & posterior surface of lower gums- submandibular nodes
Anterior surface of lower gums- submental nodes
Ludwig’s angina
Cellulitis of floor of mouth
Swelling both below the chin and within the mouth
Due to carious molar tooth
Teeth set in human & non mammals
Diphyodont in human(deciduous2120 & permanent2123)
Polyphyodont in non mammals
Teeth parts
Crown
Neck
Root
Enamel, dentine, periodontal membrane, cement, pulp having vessels n nerves
Teeth development
Dental lamina Bud stage Cap stage Bell stage Teeth
Pyorrhea alveolaris
Foul smell breathing due to improper oral hygiene leading to pus discharge at gums margin
