1. Integumentary System Part I: Skin and it’s Tissues

2. Organ: 1. 2. Functions Introduction

3. Epidermis 1. 2. Dermis 1. 2. 3. 4.

4. Subcutaneous layer (or hypodermis) 1. 2. 3. 4. Loose connective and adipose tissue 5. Contains major blood vessels Introduction

7. Epidermis 1. 2. 3. Stratum basale a. b. c. Cells can divide

8. Epidermis 4. Keratinization: a. b. 5. Stratum corneum: a. b.

11. Epidermis 6. 7. Thickness of epidermis varies a. b. 8. Healthy skin a.

12. Epidermis 9. Calluses a. b. c. 10. Corns a. b. c. 11. Psoriasis a. b.

13. Epidermis 12. Melanocytes a. b. 13. Melanin a. b. c.

16. Epidermis 14. Sunburn a. b. 15. Tanning a. b. c. d.

17. Dermis 1. 2. 3. These “undulations” cause fingerprints

18. Dermis 4. 5. Components a. b. c. d.

20. Dermis Tattoos Allergic contact dermatitis Irritant contact dermatitis

21. Skin Cancer 1. 2. Cutaneous carcinomas a. b. c. d. 3. Cutaneous melanomas a. b. c. d