Connective Tissue

9/14/2009

#29 Small Intestine

Collagen fibers and fibroblasts

Fibroblasts

Collagen fibers

#29 – Intestinal Villi

Lamina propria

Lamina propria (Loose conn. tissue)Lamina propria (Loose conn. tissue)

#20 or #40 Trachea

Tracheal ring - cartilage

Plasma cells

Plasma cellsEccentrically located nucleusCartwheel appearance of nucleusBasophilic cytoplasmEgg-shaped cell with clear outline

#26 lymph node

MacrophagesKidney bean shaped nucleus (indented)Eosinophilic cytoplasm with bubbly appearanceIngested materials in the cytoplasmFuzzy cell border (outline)

Macrophage Plasma Cell

#152 Pharynx - fat cells

-Unilocular adipose tissue-displaced flattened nuclei

Slide H2 Brown Fat

-Multilocular adipose tissue

-Spherical nuclei

#160 Mast cells

#160 Mast cell

#27 Lymph node stained with H & E – Reticular connective tissue

#28 Lymph node stained with silver – Reticular connective tissue

Dense irregular CT in the dermisSkin #106 or #112

DermisDermis

#33 Dermis of skin (aldehyde Fuchsin stain) Dense irregular connective tissue with

elastic fibers

Elastic Fibers in dense irregular CT - slide 33 (Verhoeff stain)

#250 Vagina (Dense irregular CT)H & E Trichrome

Skeletal muscle

Dense regular CT (tendon)

Dense regular CT#112 (or #106) Musculo-tendon junction

#34 Tendon (Dense regular connective tissue)

#34 Tendon (X-section)

Slide #36, aorta, aldehyde fuchsin

Slide 88, aorta. H & E

Elastic connective tissue