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Integumentary Exam
Integumentary and Tissue Review
Question | Answer |
---|---|
What are the functions of skin? | regulate temperature, form a covering protecting underlying structures, house sensory structures that communicate with the environment, retard water loss |
What is keratinization? | When cells are pushed from the deeper portion of the epidermis toward the surface |
What is the dermis composed of? | loose connective tissues |
Where is the subcutaneous layer located? | underneath the dermis |
Where are the blood vessels within skin? | dermis and subcutaneous layers |
What are eccrine sweat glands? | respond primarily to elevated body temperatures |
What is the main function of melanocytes? | Protect deeper cells from ultraviolet rays |
What is the deepese cells of the epidermis? | stratum basale |
What glands of the skin repsond to emotional stress and begin to function at puberty? | apocrine glands |
What is the pigment produced in the deeper layers of the epidermis? | melanocyte |
What tissue acts as a heat insulating layer? | adipose |
What is the oily secretion of the sebaceous glands that keeps the skin waterproof? | sebum |
What accessory organ is responsible for goose bumps? | arrector pili muscle |
What are tissues? | Similar cells that perform the same function. |
How are tissues classfied? | according to cell appearance and function |
What are the characteristics of connective tissue? | create fibers and cartilage, presence of extracellular matrix, closely bound together |
What tissue is striated tissue and involuntary? | cardiac |
What are the characteristics of epithelial tissue? | absorption, secretion, protection |
What does simple tissue mean? | one layer of cells |
What does stratified tissue mean? | many layers of cells |
5. Describe the general structure of a hair follicle and identify and describe two other structures that are always associated with them. | Answers vary |
Name the layers of the skin, describe the structure (tissues) of each, and name a general function of each. | Answers vary |
Name the pigment responsible for skin and hair color, and explain how people of different races (i.e. and skin color) differ in regards to it, and the cell that produces it. | Answers vary |
Explain what happens to epidermal cells as they undergo keratinization. | Answers vary |
Name on common and one uncommon skin disorder. Explain the significance of each and how they relate to the integumentary system. | Answers vary |