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Digestive System I : Gastrointestinal Tract, อ้างอิง Digestive System I:…

- - - - Cheek
      - Palate
      - Lip
        
        musculofibrous folds กล้ามเนื้อลายยกตัว
        
        เชื่อมต่อกับ Gum ยึดด้วย frenula
        
        Cutaneous area (thin skin)
        
        stratified squamous epith. with skin appendages
        
        Oral mucosa
        
        non-keratinized stratified squamous epith.
        
        mixed seromucous gl.
        
        Red area (vermillion zone)
        
        thin keratinized stratified squamous epith
        
        vascular connective tissue papillae
    - - Duct of salivary glands
      - Tongue
        
        Dorsal surface
        
        non-keratinized stratified squamous epith. with taste buds & lingual papillae
        
        Lingual Papillae
        
        Filiform papillae
        
        ไม่มี taste buds
        
        Irregular connective tissue cores with
        keratinized stratified squamous epith
        
        รูปทรง Overlapping, brush-like processes
        
        อยู่บริเวณ front of tongue's surface
        
        Fungiform papillae
        
        พบที่ upper surface of tongue
        
        stratified squamous epith. with taste buds
        
        รูปทรง Shaped-like mushroom
        
        Circumvallate papillae
        
        อยู่บริเวณ front of foramen cecum & sulcusterminalis
        
        รูปทรง Dome-shaped
        
        lateral cleft
        
        trench
        
        keratinized stratified squamous epith. with taste buds
        
        Von Ebner’s gland
        
        serous gl.
        
        Foliate papillae
        
        พบที่ upper surface of tongue
        
        non-keratinized stratified
        squamous epith. with many taste buds
        
        รูปทรง Leaf–like ridges of mucosa, short vertical folds
        
        พบ fetus
      - Tooth
        
        Crown
        
        above gum
        
        มี Dentin & Enamel
        
        Periodontal membrane
        
        teeth with gum, maxilla & mandible
        
        Neck
        
        เชื่อมระหว่าง crown & root
        
        Root
        
        ภายใน Gum มี • Dentin, Cementum & Periodontal membrane
        
        Pulp cavity
        
        loose CNT with nerves & blood vss.
      - Gum
        
        keratinized stratified squamous epith
        
        Long vascular papillae in lamina propria
  - - - Gum & hard palate
      - ข้างล่างจะเป็นกระดูก
      - ป้องกัน oral mucosa จากการเคี้ยว
    - - soft palate, lips, cheeks & floor of mouth
- - - - Epithelial membrane
        
        simple columnar epith. (most) / stratified squamous epith
      - Lamina propria
        
        loose connective tissues rich in blood & lymph vessels
      - Muscularis mucosae
        
        thin smooth muscle cells
    - - Loose connective tissues with many blood vessels & Meissner’s plexus
    - - inner circular
      - outer longitudinal
    - - loose connective tissue
      - peritoneum
        
        serosa
      - without peritoneum
        
        adventitia
  - - - Submucosa
        
        Loose connective tissues with many blood vessels
        
        Esophageal gland
        
        mucous gland
      - Muscularis externa
        
        Upper
        
        skeletal muscle
        
        Middle
        
        skeletal & smooth muscle
        
        Lower
        
        smooth muscle
      - Mucousa
        
        Non-keratinized stratified squamous epithelium
        
        Laminapropria
        
        loose connective tissue
        
        Muscularis mucosae
      - Adventitia
        
        loose connective tissue
        
        collagen fibers (most)
  - - - Submucosa
        
        loose connective tissue with collagen & elastic fibers
      - Muscularis externa
        
        Smooth muscle 3 layer
        
        middle circular
        
        outer longitudinal
        
        inner oblique
      - Mucosa
        
        Simple columnar epithelium , short microvilli
        
        Lamina propria
        
        gastric glands
        
        Simple tubular / Branched tubular gland
        
        Cell
        
        Chief or Zymogenic cells
        
        หลั่ง mucous
        
        Pyramidal shape
        
        Oval nucleus close to cell base
        
        ติดสี Blue cytoplasm
        
        Parietal or Oxyntic cells
        
        หลั่ง HCl
        
        Oval nucleus in center of cell
        
        ติดสี Reddish cytoplasm
        
        Largeovalshape
      - Serosa
        
        Simple squamous epithelium (mesothelium)
  - - - 4 principle layers
        
        Submucosa
        
        Brunner’s gland
        
        mucous gland
        
        หลั่ง alkaline
        
        Muscularis externa
        
        Smooth muscle 2 layer
        
        inner circular
        
        outer longitudinal
        
        Mucosa
        
        Simple columnar epithelium with goblet cells
        
        Lamina propria
        
        intestinal gland or crypt of Lieberkuhn
        
        simple straight tubular gland
        
        Adventitia
    - - 4 principle layers
        
        Submucosa
        
        No gland
        
        Plica circularis or Valve of Kerckring
        
        Muscularis externa
        
        Smooth muscle 2 layer
        
        inner circular
        
        outer longitudinal
        
        Mucosa
        
        Simple columnar epithelium with goblet cells
        
        Lamina propria
        
        crypt of Lieberkuhn
        
        หลั่ง intestinal juice
        
        Muscularis mucosae
        
        Serosa
        
        Mesothelium(visceral peritoneum)
    - - 4 principle layers
        
        Submucosa
        
        Peyer’s patches
        
        Muscularis externa
        
        Smooth muscle 2 layer
        
        inner circular
        
        outer longitudinal
        
        Mucosa
        
        Simple columnar epithelium with goblet cells
        มีมากกว่าduodenum & jejunum
        
        Lamina propria
        
        crypts of Lieberkuhn
        
        Muscularis mucosae
        
        Serosa
        
        Mesothelium(visceralperitoneum)
  - - - Submucosa
        
        ไม่มี gland แต่มี has blood vss. & lymphatic nodule
      - Serosa
        
        Mesothelium (visceral peritoneum)
      - Mucosa
        
        ไม่มี intestinal villi or plica circularis
        
        Simple columnar epithelium with goblet cells
        
        หลั่ง mucous
        
        Lamina propria
        
        crypts of Lieberkuhn
      - Muscularis externa
        
        Smooth muscle 2 layer
        
        outer longitudinal
        
        inner circular
  - - - Submucosa
        
        Many lymphoid tissue& lymphatic nodule
      - Muscularis externa
        
        Smooth muscle 2 layer
        
        inner circular
        
        outer longitudinal
      - Mucosa
        
        Simple columnar epithelium with goblet cells
        
        intestinal gland (less)
        
        Laminapropria
        
        Many lymphoid tissue& lymphatic nodule
      - Serosa
        
        Mesothelium (visceral peritoneum)
  - - - Submucosa
      - Muscularis externa
        
        Skeletal muscle
        
        Inner circular
        
        Outer longitudinal
      - Mucosa
        
        Rectum
        
        Simple columnar epithelium
        
        Many Crypt of Lieberkuhn
        
        Anal canal
        
        No gland
        
        Stratified squamous epithelium
      - Adventitia