Review of Integumentary
(Skin) System
Directions: Use class notes & Unit 6 Sections 3 (hardcopy edition) and Chapter 7 Sections 3 (electronic version). Skin Layers Define the following layers of the skin and include a description what each layer contains. 1. epidermis: ______________________________________________________________________________ contains: ______________________________________________________________________________ 2. dermis: ______________________________________________________________________________ contains: ______________________________________________________________________________ 3. hypodermis: ______________________________________________________________________________ contains: ______________________________________________________________________________ Skin Anatomy (Parts) Use Figure 6-‐9 on p. 114 of hardcopy book and Figure 7-‐9 on p. 152 of electronic book to label the missing skin components in the cross-‐sectional diagram shown below.
Glands Define the following two types of glands and explain the function (physiology) of each. 12. sudoriferous: ______________________________________________________________________________ function: ______________________________________________________________________________ 13. sebaceous: ______________________________________________________________________________ function: ______________________________________________________________________________
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Skin Physiology (Function) List and explain the seven major functions (physiology) of skin. 14. Function #1: ________________________________ Explanation: ______________________________________________________________________________ 15. Function #2: ________________________________ Explanation: ______________________________________________________________________________ 16. Function #3: ________________________________ Explanation: ______________________________________________________________________________ 17. Function #4: ________________________________ Explanation: ______________________________________________________________________________ 18. Function #5: ________________________________ Explanation: ______________________________________________________________________________ 19. Function #6: ________________________________ Explanation: ______________________________________________________________________________ 20. Function #7: ________________________________ Explanation: ______________________________________________________________________________ Skin Pigmentation and Discoloration Define the following pigmentations, their functions, and abnormal colors. For the abnormal colors, include their causes. 21. melanin: ______________________________________________________________________________ function: ______________________________________________________________________________ 22. carotene: ______________________________________________________________________________ function: ______________________________________________________________________________ 23. albino: ______________________________________________________________________________ cause: ______________________________________________________________________________ 24. erythema: ______________________________________________________________________________ cause: ______________________________________________________________________________ 25. jaundice: ______________________________________________________________________________ cause: ______________________________________________________________________________ 26. cyanosis: ______________________________________________________________________________ cause: ______________________________________________________________________________
Skin Eruptions Define the following skin eruptions. When possible, indicate the common diseases associated with each. 27. macules: ______________________________________________________________________________ 28. papules: ______________________________________________________________________________ 29. vesicles: ______________________________________________________________________________ 30. pustules: ______________________________________________________________________________ 31. crusts: ______________________________________________________________________________ 32. wheals: ______________________________________________________________________________ 33. ulcer: ______________________________________________________________________________ Skin Diseases (Pathophysiology) Define the following skin diseases. When possible, indicate the cause (fungus, virus, etc.) and whether it is contagious. 34. acne: ______________________________________________________________________________ 35. athlete’s foot: ______________________________________________________________________________ 36. skin cancer: ______________________________________________________________________________ 37. dermatitis: ______________________________________________________________________________ 38. eczema: ______________________________________________________________________________ 39. impetigo: ______________________________________________________________________________ 40. psoriasis: ______________________________________________________________________________ 41. ringworm: ______________________________________________________________________________ 42. verrucae: ______________________________________________________________________________ Diagnosing Skin Diseases For the following pictures, identify the skin disease (use your answers to previous section to help you). 43. ________________ 44. ________________ 45. ________________ 46. ________________
