Histology Review Can you identify the Cell Structures? Can you identify the Stain? Can you identify the Cell type?

Histology Review Can you identify the Cell Structures? Can you identify the Stain? Can you identify the Cell type?

2.01 Border of Epithelia (fluorescence) M A: lamina basalis B: epithelium C: other tissues

2.02. Simple squamous epithelium - Silver impregnation XXL A: cell borders

2.03. Simple squamous epithelium L A: squamous cells

2.04. Simple cuboidal epithelium on free surface L A: cuboidal cells with clear cell borders

2.05. Simple cuboidal epithelium in a cross-sectioned tube XL A: sligthly compressed cuboidal cells

2.06. Simple columnar epithelium L A: columnar cells

2.07. Simple columnar epithelium L A: aligned nuclei in basal position B: lamina basalis

2.08. Pseudostratified columnar epitheium L A: columnar cells B: nuclei in different positions

2.09. Pseudostratified epithelium with kinocilia (PAS) L A: kinocilia B: line of basal bodies C: lamina basalis

2.10. Pseudostratified epithelium L A: stereocilia

2.11. Transitional epithelium (Urothelium) L A: surface cells B: piriform cells C: basal cells D: process of surface cells

2.12. Pigment epithelium (native) L A: hexagonal cells B: nuclear area C: pigment granules

3.01. Stratified squamous epithelium L A: papillary border between epithelium and connective tissue

3.02. Stratified squamous epithelium XL A: str. basale B: str. intermedium C: str. planocellulare

3.03. Stratified squamous keratinized epithelium XL A: str. basale B: str. spinosum C. str. granulosum D: str. lucidum E: str. corneum

3.04. Stratified (double layered) cuboidal epithelium L A: cuboidal cells in two layers

3.05. Stratified columnar epithelium L A: columnar cells on the surface (Str. cylindrocellulare)

4.01. Goblet cell XL A: unstained mucin droplet B: nucleus of goblet cell C: release site of goblet cell on ciliated surface

4.02. Goblet cell (PAS) XL A: purple-stained mucin droplet B: release site of goblet cell on ciliated surface

4.03. Holocrine gland M A: saccular holocrine gland B: gland opening into hair follicle C: hair

4.04. Holocrine secretion XL A: intact cells B: pyknotic cells C: amorphous secretion

4.05. Apocrine secretion M A: apical cytoplasm transforming to secretion B: pinched-off cytoplasmic droplets in acinar lumen

4.06. Merocrine gland, serous acinus XL A: narrow lumen B: round nuclei C: vaculated basolphilic cytoplasm D: basal striation

4.07. Merocrine gland, serous acinus with intercalated duct XL A: lumen of intercalated duct B: acinus

4.08. Merocrine gland, mucous acinus XL A: flat, basally located nuclei

4.09. Seromucous acini L A: mucous compartment B: serous cap

4.10. Seromucous acini (alcian blue) XL A: mucous compartment B: serous cap

5.01. Connective tissue cells, fibroblast XL A: tri- or polygonal shape B: basoplihic cytoplasm C: round or oval nucleus D: euchromatin E: prominent nucleolus

5.02. Connective tissue cells, fibrocyte XL A: spindle shape B: basophilic cytoplasm C: elongated nucleus D: heterochromatin E: collagenous fiber

5.03. Mobile connective tissue cells L A: plasma cell with eccentric nucleus and basophilic cytoplasm B: lymphocyte with round comapct nucleus

5.04. Mobile connective tissue cells L A: eosinophil granulocytes B: bilobated nuclei

5.05. Mobile connective tissue cells L A: mast cells (toluidine blue) B: metachromatically stained granules

5.06. Activated mobile macrophage (EM) XXL A: phagocytotic granules B: collagen fibrills

5.07. Collagenous fibers L A: long-wavy course, pale eosinophilic staining B: fibrocytes

5.08. Elastic fibers L A: short-wavy course

5.09. Elastic fibres (resorcin-fuchsin) L A: short-wavy course

5.10. Reticular fibers (silver impregation) XL A: moderate silver appositions on fibers B: intense silver appositions on fibers

5.11. Gelatinous connective tisue M A: mesenchymal cells B: cell processes

5.12. Reticular connective tissue L A: reticulum cells B: cell processes C: lymphocytes

5.13. Dense connective tissue M A: parallelly running collagenous fibers B: elongated, bended fibrocytes

5.14. White adipose tissue M A: place of lipid droplet (dissolved) in univacuolar adipocyte B: nucleus and perinuclear cytoplasm pressed to periphery

5.15. Solitary adipocytes (orange G) L A: visible lipid droplet B: peripheral nucleus

5.16. Brown adipose tissue L A: plurivauolar adipocytes

5.17. Hyalin cartilage XL A: clustered chondrocytes B: territorial matrix C: interterritorial matrix

5.18. Chondron XXL A: chondrocyte B: lacunar capsule C: territorial matrix D: interterritorial matrix

5.19. Elastic cartilage XL A: clustered chondrocytes B: elastic fibers

5.20. Elastic cartilage (resorcin-fuchsin) XL A: chondrocytes B: elastic fibers

5.21 Fibrocarilage L A: collagenous fibers B: chondrocytes

5.22. Trabecular bone S A: periosteum B: bone trabecules C: diploe

5.23. Trabecular bone M A: osteocytes in trabecule B: diploe

5.24. Lamellar bone, cross-section (thionin) L A: border of osteon B: Haversian canal and vessel C: osteocytes D: osteocyte processes

5.25. Lamellar bone, cross-section (thionin) L A: Haversian canal B: Haversian lamellae C: intermediate lamellae

5.26. Lamellar bone, longitudinal section (thionin) XL A: Haversian canal B: Haversian lamellae C: osteocyes with processes

5.27. Lamellar bone, cross-section (thionin) XL A: Haversian canals B: Volkmann canals

5.28. Desmal ossification M A: ossification center B: osteoblasts C: osteocytes D: osteiod

5.29. Desmal ossification XL A: osteoclast B: Howship's lacuna C: osteoblasts

5.30. Chondral ossification S A: shaft B: epiphysis C: ossification line

5.31. Chondral ossification, zones M A: proliferation zone B: ossification line C: degeneration zone D: macrophage invasion E: primary trabeculae

5.32. Chondral ossification XL A: columns of swollen chondroblasts B: macrophage invasion

5.33. Chondral ossification, primary trabecule XL A: ossification from the surface B: osteoblasts C: osteoid