1. Chapter 6 Skin and the Integumentary System PowerPoint Presentation to accompany Hole’s Human Anatomy and Physiology, 10 th edition , edited by S.C. Wache for Biol2064.01

2. You are responsible for the following figures and tables : Fig. 6.1 - skin consists of CT and ET. ET - stratified squamous epithelium CT - irregular dense connective tissue ET - glandular epithelium CT - adipose tissue Read TB, p.159-164 on 'epidermis', 'dermis', 'subcutaneous layer'. Tab. 6.1 - Layers of the Epidermis Fig. 6.2 - Skin. Fig. 6.4 - Melanocytes. Fig. 6.7 - Nails. Fig. 6.9 - Eccrine and apocrine sweat glands. Hair. Read on cuts and burns, TB, pp. 173-175. Which epidermal layer has regenerative function ? Fig. 6.13 - Wound Healing. Fig. 6.14 - Extent of skin damage.

11. Skin Cancers Clinical Applications 6.1 (textbook p. 163) Problem : Need balance between too much UV and skin cancer and too little UV and Vit. D deficiency due to lack of Vit. D synthesis in the absence of sunlight. Types of Skin Cancers: Squamous cell carcinoma Basal cell carcinoma Malignant melanoma

12. Carcinoma: a malignant tumor of epithelial origin Melanoma: a benign or malignant skin tumor containing dark pigment; sometimes it is a tumor of high malignancy that starts in melanocytes of normal skin or moles and metastasizes rapidly and widely -- called also malignant melanoma, melanocarcinoma, melanoepithelioma, melanosarcoma Sarcoma: a malignant neoplasm arising from connective tissue, bone, cartilage, or striated muscle that spreads by extension into neighboring tissue or by way of the bloodstream From: http://www.nlm.nih.gov/medlineplus/mplusdictionary.html Skin Cancers and Other Cancers

23. Figure 6.11