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Skin

Explore the intricate layers of finger and head skin, from epidermis to dermis, including Meissner's corpuscle and gland structures. Learn about different cell types and sensory receptors found within the skin. Share your knowledge in a quiz! Experiment Report: Upload two typical images in Word file format.

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Skin

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  1. Skin • Finger skin (No.14) • Head skin (No.5) • Quiz 1 20160406

  2. Finger skin

  3. Epidermis • The stratum basal • The stratum spinosum • The stratum granulosum • The stratum lucidum • The stratum corneum • Dermis • Papillary layer • Reticular layer hypodermis Finger skin

  4. Meissner’s corpuscle, touch receptor

  5. Secretory portion • Simple pyramidal epi. • Myoepi.cell • Basement membrane • Ducts Stratified cuboidal Epi. Sweat gland in the reticular layer

  6. Epidermis • Dermis • hairs • Sebaceous glands • Arrector pili muscles • Sweat glands Head skin

  7. Hair Hair trunk Hair root Hair follicle • Sebaceous glands • Arrector pili muscles Head skin

  8. Hair bulb • Dermal papilla • Root sheath • Dermal sheath (CT sheath)

  9. Sebaceous glands • Ducts end at upper part of hair follicle • Filled with lipid droplets

  10. 实验报告： 拍典型图片2张，Word 上传 文件名：姓名-皮肤（20160406） skin: 1. Low power: 5 or 4 layers of epidermis 2. High power: Meissner’s corpuscle

  11. The end!

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