Connective Tissue Slide and Image Orientations Sun-Kee Kim, Ph.D.

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Connective Tissue Slide and Image Orientations Sun-Kee Kim, Ph.D.

Loose (areolar) connective tissue Cells > fibers and ground substance #29 #30

#29 Small Intestine

Collagen fibers and fibroblasts

#29 – Intestinal Villi

Lamina propria (Loose conn. tissue)

#20 or #40 Trachea

Plasma cells

Eccentrically located nucleus Cartwheel appearance of nucleus Basophilic cytoplasm Egg-shaped cell with clear outline

#26 lymph node

Macrophages Kidney bean shaped nucleus (indented) Eosinophilic cytoplasm with bubbly appearance Ingested materials in the cytoplasm Fuzzy cell border (outline)

#152 Pharynx - fat cells

Mast cells

Mast cell

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

#28 Lymph node stained with silver – Reticular connective tissue

Dense regular and irregular connective tissue Cells < fibers and ground substance #106 or 112 dermis tendon

Stratified squamous keratinizing epithelium Skin #106 or #112

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

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

#112 (or #106) Musculo-tendon junction

#36 Aorta (elastin sheets)

Macrophage Plasma Cell

#40 Respiratory epithelium