Tooth germ — definition?
Embryonic structure forming a tooth.
Enamel — tissue?
Hard mineralized tissue covering the crown.
Dentin — location?
Beneath enamel, forming tooth bulk.
Crown vs root — difference?
Crown is visible; root is embedded.
Odontogenesis — process?
Tooth formation involving multiple stages.
Eruption — mechanism?
Tooth moves into functional position.
Lining mucosa — features?
Non-keratinized, flexible, lines inside cheeks.
Masticatory mucosa — location?
Keratinized, found on gingiva and palate.
Specialized mucosa — contains?
Taste buds on dorsal tongue.
Keratinization — role?
Provides protection and durability.
Non-keratinocytes — include?
Langerhans, melanocytes, Merkel cells.
Langerhans cells — role?
Antigen-presenting immune cells.
Melanocytes — function?
Produce melanin, pigment oral mucosa.
Merkel cells — function?
Mechanoreceptors for light touch.
Salivary glands — main function?
Produce saliva for digestion and protection.
Major salivary glands — types?
Parotid, submandibular, sublingual.
Oral bones — examples?
Mandible and maxilla.
TMJ — what?
Joint connecting mandible and temporal bone.
TMJ — contains?
Articular disc, synovial fluid, cartilage.
Saliva — components?
Enzymes, electrolytes, mucus, antimicrobial agents.
Answer 10 questions on Oral Mucosa and Bone Anatomy.
1. What is the 'tooth germ' in tooth development?
2. Which of the following best describes the classification of oral mucosa types based on location and epithelial characteristics?
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