HUMAN ANAT+CNCT+POLLEV LBCC >IC<
14th Edition
ISBN: 9781259349461
Author: McKinley
Publisher: MCG CUSTOM
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Question
Chapter 5, Problem 1CR
Summary Introduction
To determine:
The effect of keratin on both the function and appearance of the integument
Introduction:
The keratin lies under the family of fibrous structural proteins. It is the essential material which forms the structure of nails, hairs, and many others. Keratin is considered a protective protein.
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Chapter 5 Solutions
HUMAN ANAT+CNCT+POLLEV LBCC >IC<
Ch. 5 - What are the two major layers of the integument...Ch. 5 - Prob. 2WYLCh. 5 - Why is the stratum spinosum important in...Ch. 5 - Briefly describe the process of keratinization....Ch. 5 - Prob. 5WYLCh. 5 - How do melanocytes help protect the skin?Ch. 5 - Briefly describe the structure of epidermal ridges...Ch. 5 - What is indicated by the lines of cleavage in the...Ch. 5 - Prob. 9WYLCh. 5 - Prob. 10WYL
Ch. 5 - Why does the lunula of the nail have a whitish...Ch. 5 - Prob. 12WYLCh. 5 - Compare and contrast merocrine and apocrine sweat...Ch. 5 - What do sebaceous glands secrete?Ch. 5 - What is the source of new epidermal cells and new...Ch. 5 - Why do skin repair processes take longer as we...Ch. 5 - What is the cause of increased sensitivity to the...Ch. 5 - Match each numbered item with the most closely...Ch. 5 - Prob. 1MCCh. 5 - Prob. 2MCCh. 5 - The sweat glands that communicate with skin...Ch. 5 - Which of the following is not a function of the...Ch. 5 - Prob. 5MCCh. 5 - Which statement is true about melanin and...Ch. 5 - Prob. 7MCCh. 5 - Prob. 8MCCh. 5 - Prob. 9MCCh. 5 - Water loss due to evaporation of interstitial...Ch. 5 - Prob. 1CRCh. 5 - Describe two ways in which the skin helps regulate...Ch. 5 - Prob. 3CRCh. 5 - Prob. 4CRCh. 5 - Prob. 5CRCh. 5 - Prob. 6CRCh. 5 - Describe how the skin is involved in vitamin D...Ch. 5 - Prob. 8CRCh. 5 - Prob. 9CRCh. 5 - Prob. 10CRCh. 5 - Prob. 1DCRCh. 5 - Prob. 2DCRCh. 5 - Prob. 3DCR
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- One of the functions of the integumentary system is protection. Which of the following does not directly contribute to that function? stratum lucidum desmosomes folic acid synthesis Merkel cellsarrow_forwardList the roles that adipose tissue plays in the function of the integument.arrow_forwardA). What is melanin's productive functions? B). Explain the role of sunlight Vitamin D production. C). How do sweat and sebum differ in their productive functions of skin?arrow_forward
- Which integumentary system structure is considered an epidermal appendage?arrow_forwardWhich cells of the epidermis produce melanin? Whathappens to the melanin once it is produced?arrow_forwardThe ability of the epidermis to resist rubbing and abrasion is largely due to the presence of (a) melanin, (b) carotene, (c) collagen, (d) keratin.arrow_forward
- What are some of the important structures of the integument (skin) system?arrow_forwardWhat is the primary function of the Integumentary system?arrow_forwardMatch each numbered item with the most closely related lettered item.1. integument2. fingernails3. keratin4. tactile cells5. melanocytes6. keratinocytes7. epidermal dendritic cell8. subcutaneous layer9. reticular layer10. arrector pilia. smooth muscle attached to hair follicleb. most numerous epidermal cellc. a phagocytic cell (active in immune response)d. layer deep to dermise. formed from stratum corneumf. receptors for touchg. composed of epidermis and dermish. dense irregular connective tissuei. fibrous protein in epidermisj. pigment-forming cellsarrow_forward
- Many antiaging skin creams contain collagen and hyaluronic acid. Manufacturers claim that the collagen and hyaluronic acid applied to the surface of the skin will be absorbed into the dermis, where they will be incorporated into dermal tissue?arrow_forwardDefine cutaneous membrane and accessory organs of the integument. List the structures that belong to each of these divisions of the integumentary system.arrow_forwardWhy is the skin considered an organ? What characterizes the integumentary system as an organ system?arrow_forward
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