Fundamentals of Anatomy & Physiology Plus Mastering A&P with eText - Access Card Package (10th Edition) (New A&P Titles by Ric Martini and Judi Nath)
10th Edition
ISBN: 9780321908599
Author: Frederic H. Martini, Judi L. Nath, Edwin F. Bartholomew
Publisher: PEARSON
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Chapter 5, Problem 6RQ
Summary Introduction
Introduction:
Dermis layer is composed of all the structural components such as elastin fibers and collagen. This layer is under the epidermis and provides structural integrity to the cell.
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The reticular layer of the dermis (a) provides strength and elasticity to the skin, (b) is composed of loose connective tissue, (c) insulates to prevent heat loss, (d) forms the dermal papilla.
What is the major factor accounting for the waterproof nature of the skin? (a) desmosomes in stratum corneum, (b) glycolipid between stratum corneum cells, (c) the thick insulating fat of the hypodermis, (d) the leathery nature of the dermis.
The ability of the epidermis to resist rubbing and abrasion is largely due to the presence of (a) melanin, (b) carotene, (c) collagen, (d) keratin.
Chapter 5 Solutions
Fundamentals of Anatomy & Physiology Plus Mastering A&P with eText - Access Card Package (10th Edition) (New A&P Titles by Ric Martini and Judi Nath)
Ch. 5 - Identity the layers of the epidermis.Ch. 5 - Dandruff is caused by excessive shedding of cells...Ch. 5 - A splinter that penetrates to the third layer of...Ch. 5 - Why does taking a bath cause wrinkly fingertips...Ch. 5 - Some criminals sand the Lips of their fingers so...Ch. 5 - Prob. 11CPCh. 5 - Prob. 13CPCh. 5 - Prob. 14CPCh. 5 - Prob. 15CPCh. 5 - Prob. 16CP
Ch. 5 - Prob. 12CPCh. 5 - Prob. 18CPCh. 5 - Prob. 17CPCh. 5 - Name the two major pigments in the epidermis.Ch. 5 - Why does exposure to sunlight darken skin?Ch. 5 - Prob. 8CPCh. 5 - Prob. 9CPCh. 5 - Prob. 10CPCh. 5 - Describe a typical strand of hair.Ch. 5 - What happens when the arrector pili muscle...Ch. 5 - Once a burn on the forearm that destroys the...Ch. 5 - Prob. 22CPCh. 5 - Prob. 23CPCh. 5 - Prob. 24CPCh. 5 - Which type of skin gland is most affected by the...Ch. 5 - Prob. 26CPCh. 5 - Prob. 27CPCh. 5 - Prob. 28CPCh. 5 - Prob. 29CPCh. 5 - Why can skin regenerate effectively even after...Ch. 5 - Prob. 31CPCh. 5 - Why does hair turn while or gray with age?Ch. 5 - Prob. 1RQCh. 5 - The two major components of the integumentary...Ch. 5 - Prob. 3RQCh. 5 - Prob. 4RQCh. 5 - Prob. 5RQCh. 5 - Prob. 6RQCh. 5 - Prob. 7RQCh. 5 - The accessory structures of the integument include...Ch. 5 - Prob. 9RQCh. 5 - Prob. 10RQCh. 5 - Prob. 11RQCh. 5 - The primary function of sensible perspiration is...Ch. 5 - Prob. 13RQCh. 5 - Prob. 14RQCh. 5 - Prob. 15RQCh. 5 - Prob. 16RQCh. 5 - Prob. 17RQCh. 5 - What two major layers constitute the dermis, and...Ch. 5 - List the four phases in the regeneration of the...Ch. 5 - Contrast insensible perspiration and sensible...Ch. 5 - Prob. 21RQCh. 5 - Prob. 22RQCh. 5 - Prob. 23RQCh. 5 - Prob. 24RQCh. 5 - Prob. 25RQCh. 5 - Prob. 26RQCh. 5 - Prob. 27RQCh. 5 - Prob. 28RQCh. 5 - Prob. 29RQCh. 5 - One of the factors to which lie detectors respond...Ch. 5 - Prob. 31RQCh. 5 - Prob. 1CCCh. 5 - Prob. 2CC
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- The papillary layer of the dermis is most closely associated with which layer of the epidermis? stratum spinosum stratum corneum stratum granulosum stratum basalearrow_forwardThe papillary and reticular layers of the dermis are composed mainly of ________. melanocytes keratinocytes connective tissue adipose tissuearrow_forwardThe following are the four (4) compartments of the epidermis, differentiate each. 1) the stratum basale, 2) the stratum spinosum, 3) the stratum granulosum, 4) the anucleated outermost layer, the stratum corneum,arrow_forward
- All of the following are accessory structures of the integumentary system except: (a) nails. (c) dermal papillae. (b) hair. (d) sweat glands.arrow_forwardFrom the list of tissues in column B, identify the primary tissue that forms each of the structures in column A.Column A Column B(1) epidermis (a) dense irregular connective tissue (2) reticular layer of the dermis (b) dense regular connective tissue(3) hypodermis (c) areolar connective tissue(4) papillary layer of the dermis (d) epithelial tissue(5) apocrine sweat glands (e) adipose tissue(6) hair follicle(7) nailsarrow_forwardThe layer of the epidermis characterized by active, thriving, non-dividing cells is: a) stratum basale. b) keratinocytes. c) stratum spinosum. d) stratum granulosum.arrow_forward
- 30) which layer of the dermis helps to prevent friction from occurring between the epidermis and dermis when skin is pulled? a) reticular b) stratum basale c) stratum corneum d) papillaryarrow_forward1.) Epidermis of the skin. Draw the LPO and HPO view of the epidermis and identify its different layers. 2.) Draw an HPO view of the dermis and label its layers/parts. 3.)What are the cell junctions in the stratum spinosum? 4.) Where are the melanocytes located? 5.) Describe the structure and development of the skin and the associated integumentary structures.6.) What are the functions of the integument and its associated structures? 7.) What do all living things have in common? 8.) What kinds of organisms are composed of prokaryotic cells? Eukaryotic cells? What kinds of cells do humans have? 9.) What is tissues?10.) List the four principal tissue types. 11.) Which is true? a. Epithelial tissues are well supplied with blood vessels. b. Connective tissues consist mostly of cells with little extracellular matrix. c. Blood is a connective tissue.arrow_forwardWhat are the five strata of the epidermis? How does each stratum differ from the others?arrow_forward
- An arrector pili muscle (a) is associated with each sweat gland, (b) causes the hair to stand up straight, (c) enables each hair to be stretched when wet, (d) squeezes hair upward so it can grow out.arrow_forwardIn elderly people, blood supply to the dermis is reduced and sweat glands are less active. This combination of factors would most affect the, : (a) ability to thermoregulate. (b) ability to heal injured skin. (c) ease with which the skin is injured. (d) physical characteristics of the skin. (e) ability to grow hair.arrow_forwardWhich type of tissue makes up the reticular layer of the dermis?arrow_forward
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