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Nerve. 2. 1. 250µm. Longitudinal section and cross section. 1. Endoneurium,2. perineurium, 3. bundle of collagen fibers, 4. Schwann cell, 5. myelinated nerve fiber, 6. Ranvier node, 7. fibroblast nuclei, 8. Schwan cell nuclei, 9. axon. 2. 3. 1. 4. 10µm.
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Nerve 2. 1. 250µm Longitudinal section and cross section. 1. Endoneurium,2. perineurium, 3. bundle of collagen fibers, 4. Schwann cell, 5. myelinated nerve fiber, 6. Ranvier node, 7. fibroblast nuclei, 8. Schwan cell nuclei, 9. axon.
2. 3. 1. 4. 10µm 1. axon, Schwan cell nucleus, fibroblast nucleus, node of Ranvier
4. 6. 2. 1. 3. 5. 20µm 1. perineurium, 2. axon, 3. myeline, 4. fibroblast nuclei, 5. Schwan cell nuclei. 6. endoneurium.
Motor end plate 25µm Sceletal musclecell, A-band, bundle of neuros fibers, myelinated nerve fibers, motor nerve endings, presynaptic membrane, postsynaptic membrane.
Taste bud 1.
Oral cavity, taste bud, taste pore, sensory cell, stem cell, glial like cell, stratified squamous epithelium, loose connective tissue, afferent nerve.
5 2 3 4 • taste bud, 2. taste pore, 3. sensory cell, 4. stem cell, 5. glial like cell, • 6. stratified non ceratinizedsquamous epithelium, 7. loose connective tissue, • 8. afferent nerve. 7 6 8
Tissue, structure:1 –2 –3 –4 - 4 1 2 3
1 3 4 2