LooseLeaf for Human Anatomy
5th Edition
ISBN: 9781259285271
Author: Michael McKinley Dr., Valerie O'Loughlin, Elizabeth Pennefather-O'Brien
Publisher: McGraw-Hill Education
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Question
Chapter 5, Problem 1MC
Summary Introduction
Introduction:
A group of tissues which perform the same function is termed as an organ. Skin is the largest organ of the body. It is an integrated structure of all major types of tissues. It weighs about 16% of the total body weight.
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Which is not the function of the dermis layer?
A.
Regulates temperature by sweat glands and blood vessel dilation or constriction
B.
Responds to pressure, pain, and temperature with the use of sensory nerves
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Produces Vitamin D upon exposure to UV light
D.
Covers and protects the epidermis
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None of the above
Which statement is true about melanin and melanocytes?a. Melanin is produced by cells that are located in thestratum spinosum.b. Melanin is a pigment that accumulates inside keratinocytes.c. Darker-skinned individuals have more melanocytes thanlighter-skinned individuals.d. Albinism is caused by a lack of melanocytes inthe body
Kindly answer briefly both questions
a. Cells of the epidermis are derived from stem cells of the stratum basale. Describe how the cells change as they become integrated into the different layers of the epidermis.
b. What structures are produced from keratinization of the epidermis?
Chapter 5 Solutions
LooseLeaf for Human Anatomy
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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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Eccrine sweat glands ________. are present on hair are present in the skin throughout the body and produce watery sweat produce sebum act as a moisturizerarrow_forwardWhat are some functions of skin?arrow_forwardSebaceous glands ________. a. are a type of sweat gland b. are associated with hair follicles c. may function in response to touch d. release a watery solution of salt and metabolic wastearrow_forward
- Name the hormone that leads to growth of beard in women.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_forwardSweat glands that communicate with hair follicles in the armpits and produce an odorous secretion are (a) apocrine glands. (b) merocrine glands. (c) sebaceous glands. (d) a, b, and c are correct.arrow_forward
- Pulling a hair out of your head hurts, but cutting your hair doesn’t. Explain the difference.arrow_forwardWhat is the function ofkeratin in the epidermis?arrow_forwardYou develop a callus, which is a thickening of the epidermis, from a pair or ill-fitting shoes. Unfortunately, you go a bit overboard and feel a sudden pinch, after which you notice you are bleeding. What has happened? Are you still in the epidermis ? Explain.arrow_forward
- 1a.How many layers of epidermis are found in thin skin? b. What are the most numerous sudoriferous glands called - that are found in most skin? c. What is the smooth muscle associated with every hair follicle called? d. What is the outer layer of hair called that is made up of dead keratinized cells?arrow_forwardWhich is FALSE about integuments? A. Turtles have epidermal scales over the top of their shells B. Amphibians do gas exchange through their skin C. Reptile scales form a continuous water tight sheath D. The main function of fish slime is to keep salt from entering their bodies E. Bony Fish have a layer of epidermis over the top of their scalesarrow_forward
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