Đang chuẩn bị liên kết để tải về tài liệu:
Lecture Medical assisting: Administrative and clinical procedures with anatomy and physiology (4/e) – Chapter 20

Chapter 20 - The integumentary system. After studying this chapter you will be able to: List the functions of skin, explain the role of skin in regulating body temperature, describe the layers of skin and the characteristics of each layer, explain the factors that affect skin color, identify and describe common skin lesions,. | 20 The Integumentary System 20- Learning Outcomes 20.1 List the functions of skin. 20.2 Explain the role of skin in regulating body temperature. 20.3 Describe the layers of skin and the characteristics of each layer. 20.4 Explain the factors that affect skin color. 20.5 Identify and describe common skin lesions. 20- Learning Outcomes (cont.) 20.6 List the accessory organs of skin and describe their structures and functions. 20.7 Explain the process of skin healing, including scar production. 20.8 Describe the effects of aging on skin. 20.9 List the different types of burns and describe their appearances and treatments. 20- Learning Outcomes (cont.) 20.10 Describe the causes, signs and symptoms, and treatments of various types of skin cancer. 20.11 Describe the causes, signs and symptoms, and treatments of common skin disorders. 20.12 Explain the ABCDE rule and its use in evaluating melanoma. 20.13 Using the acronym CAUTION, list the seven warning signs of . | 20 The Integumentary System 20- Learning Outcomes 20.1 List the functions of skin. 20.2 Explain the role of skin in regulating body temperature. 20.3 Describe the layers of skin and the characteristics of each layer. 20.4 Explain the factors that affect skin color. 20.5 Identify and describe common skin lesions. 20- Learning Outcomes (cont.) 20.6 List the accessory organs of skin and describe their structures and functions. 20.7 Explain the process of skin healing, including scar production. 20.8 Describe the effects of aging on skin. 20.9 List the different types of burns and describe their appearances and treatments. 20- Learning Outcomes (cont.) 20.10 Describe the causes, signs and symptoms, and treatments of various types of skin cancer. 20.11 Describe the causes, signs and symptoms, and treatments of common skin disorders. 20.12 Explain the ABCDE rule and its use in evaluating melanoma. 20.13 Using the acronym CAUTION, list the seven warning signs of cancer. 20- Introduction Integumentary system consists of skin and its accessory organs Accessory organs: Hair follicles Nails Skin glands Skin is the body’s outer covering and its largest organ. 20- Functions of the Integumentary System Protection First line of defense against Bacteria Viruses Protects underlying structures from Ultraviolet (UV) radiation Dehydration 20- Functions of the Integumentary System (cont.) Body temperature regulation If too hot Dermal blood vessels dilate Vessels carry more blood to surface so heat can escape If too cold Dermal blood vessels constrict Prevents heat from escaping 20- Functions of the Integumentary System (cont.) Vitamin D production Needed for calcium absorption Sensation Sensory receptors Excretion Small amounts of waste products are lost through perspiration 20- Apply Your Knowledge What are the functions of the integumentary system? ANSWER: The functions of the integumentary system are protection, .