GI Sequence – Histology

Oral region and Salivary Glands

January 4, 2010

# 114, LipHuman

Orb

icu

lari

s o

ris m

uscle

Labial salivary glands

#114: human, H&E

114 Monkey

114 Human ,trichrome

Lining oral mucosa

salivary glands

Vermillion border of the lip

dilated venules and veins

Orbicularis oris muscle

#114M (monkey)

#114 (human)

Slide 115

Vestibule

Oral cavity

Oral cavity proper

#115 Fetal Palate, H&E and Trichrome

Masticatory Mucosa (gingiva)

?1 ?3

Enamel

Dentin: dentinal tubules

?2

Epithelial attachment

Epithelial attachment

#122-2

?4

Masticatory mucosa

Filiform papillae

Fungiform papilla

#116 H&E

Circumvallate papilla

von Ebner’s gland

Taste bud

#117 H&E

?2

?1

Taste buds

von Ebner’s glands

Circumvallate Papilla#117N

#117N Circumvallate papilla with taste buds and von Ebner’s gland

#122 Trichrome

#122 Periodontal membrane and Sharpey’s fibers

#122

Dentin and dentinal tubules

Odontoblasts

?1

?2

#122

?2?1 Periodontal

ligament (membrane)

Sharpey’s fibers)

Acellular cementum

Cellular cementum

#122 PAS

#123 Devel. tooth

Submandibular gland

Sublingual gland

#183-1#185-2

?1 ?2

Serous acinus

Mucous acinus

Serous demilune

#183-1

?1

?2

?3

Mucicarmine Stain

#183-2: Submandibular gland

#185A: Sublingual gland

#180-1

Intercalated duct Intercalated duct leading to Striated duct.

Striated Duct Cells

Intralobular Striated duct Interlobular excretory duct

#183-1

Interlobular ducts

Intralobular ducts

?1

?2