Identify: vermillion zone Hair follicle Epithelium, what type? Skeletal muscle what is the name?
Special Mucosa Filiform Most abundant Dorsal surface Fungiform Occasional tasebuds, CN-VII Vallate 8-12 along sulcus terminalis Crypt Serous glands of Von Ebner CN- IX, taste buds Foliate Dorsolateral surfaces, taste buds?
Identify filiform and fungiform
Teeth We origionally have __ baby (________) teeth. Adults have ___ teeth. What are the three cell types that form the teeth and what parts do they form? What do dentin and enamel have in common? Which is acellular? 20 deciduous 32 Mesenchymal CT pulp cavity Odontoblasts (mesenchyme) Dentin ameloblasts (ectoderm) Enamel Avascular Ca 2+ Hydroxyapatite (calcified organic Matrix Enamel
Teeth The little tubules in the teeth, what is their story? Damage to What three things can lead to loss of a tooth? Dentinal tubules- the tubule that the cytoplasmic process of odontoblasts extend through for nociception Canaliculi- the tubules that cementocytes use to maintain cementum Bony Socket Peridontal ligament Cementum