Dental Histology 291 Salivary Gland
Assist.Prof.Wacharaporn Thosaporn Dept. of Odontology & Oral Pathology Faculty of Dentistry
Salivary gland Structure of gland 1. Development of salivary gland 2. Serous acini and zymogen granule 3. Mucous tubule or acini 4. Mixed acini – Mucous tubule or acini – Serous demilune 5. Duct 6. Capsule, septa
1 Salivary gland Type of gland 1. Pure serous gland – Parotid gland – von Ebner’s gland 2. Pure mucous gland – Palatine gland – Buccal gland – Weber’s gland
Salivary gland Type of gland 3. Mixed gland, predominately with mucous type – Sublingual gland – Labial gland, anterior lingual gland 4. Mixed gland, predominately with serous type – Submandibular gland
2 Development of salivary gland
Meckel’s cartilage
Meckel’s cartilage
Chondrocyte
3 Development of salivary gland
Parenchyma
Stroma
Development of salivary gland
Duct
Acini
Connective tissue
4 Parenchyma and stroma
Duct
Stroma
Acini
Duct
Supporting connective tissue
5 Parenchyma and stroma
Serous acini
Septa
Parenchyma Duct
Serous acini
6 Septa
Parenchyma
Serous acini
Duct
7 Parenchyma
Serous acini
Duct
Saliva
Duct
8 Serous acini Zymogen granule in Serous acini
Parotid gland
Duct
Serous acini
9 Pure mucous gland (Buccal gland)
Pure mucous gland (Buccal gland)
10 Pure mucous gland (Buccal gland)
Pure mucous gland (mucicarmine stain)
11 Pure mucous gland (mucicarmine stain)
Pure mucous gland (mucicarmine stain)
12 Pure mucous gland (mucicarmine stain)
Mucicarmine stain (positive to mucin)
13 Parotid gland (pure serous)
Capsule
Septa
Parotid gland
Intralobular duct
acini
14 Parotid gland
Serous acini
duct
Septa
Serous acini
duct
15 Serous acini
duct
Pure serous gland Serous acini
16 Parotid gland (Pure serous gland)
Serous acini
duct saliva
Zymogen granule
Duct
17 Parotid gland
Septa
Septa
18 Stroma (septa)
Nerve
Nerve
Blood vessel
19 Nerve
Blood vessel
Submandibular gland (mixed gland, predominately serous type)
20 Submandibular gland
Mixed acini
Serous acini
Submandibular gland
Mixed acini
Serous acini
21 Mixed acini in Submandibular gland
Serous demilune
Mucous tubule
Serous acini
Mixed acini in Submandibular gland
Serous demilune
Mucous tubule
22 Mixed gland, predominately serous type
Mucous acini
Mixed acini
Serous demilune
23 Sublingual gland (mixed gland, predominately mucous type)
Sublingual gland (mixed gland, predominately mucous type)
Mixed acini
24 Sublingual gland (mixed gland, predominately mucous type)
Serous demilune
Mucous tubule
Pure mucous gland
25 Pure mucous gland (palatine gland)
Mucous acini
Pure mucous gland (palatine gland) Mucous acini
Mucous tubule (acini)
26 Glandular zone of palate
Palatine gland
Duct
Palatine gland (pure mucous gland)
Mucous acini (tubule)
27 Palatine gland (pure mucous gland)
Pure mucous gland
Mucous acini
28 Mucicarmine stain (positive to mucin)
Striated muscle
29 Striated muscle
Anterior lingual gland
30 Mixed gland, predominately mucous type)
Mucous acini (tubule)
Serous acini
31 Mixed acini
Serous demilune
Mucous tubule
Vallate papillae and von Ebner’s gland
32 Vallate papillae and von Ebner’s duct
von Ebner’s duct
Sulcus of vallate papillae
Pure serous gland (von Ebner’s gland)
von Ebner’s gland
von Ebner’s duct
33 Pure serous gland (von Ebner’s gland)
Serous acini
duct
34 Duct of von Ebner’s
Posterior mucous lingual gland (Weber’s gland)
35 Weber’s gland
Mucous acini
Pure mucous gland (Posterior mucous lingual gland)
36 37