The Integumentary System

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The Integumentary System

Copyright © 2008 Pearson Education, Inc Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Skin Structure Figure 5.1 Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Copyright © 2008 Pearson Education, Inc Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Contains four main cell types Epidermis Contains four main cell types Keratinocytes – specialized simple squamous epithelial tissue Location: stratum spinosum – produce keratin a fibrous protein, various enzymes and antibiotics Melanocytes Location: basal layer – manufacture and secrete pigment Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Epidermal Cells and Layers of the Epidermis Figure 5.3 Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Flexure Lines of the Hand Figure 5.5 Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Structure of a Nail Figure 5.6 Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Cross Section of a Hair Figure 5.7a, b Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Longitudinal Section of Base of Follicle Figure 5.7c, d Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Sebaceous Glands Figure 5.10a Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Sweat Glands Figure 5.10b Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Estimating Burns Using the Rule of Nines Figure 5.11a Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings

Skin Cancer Squamous cell carcinoma Basal cell carcinoma Melanoma Figure 5.12 Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings