Anatomy & Physiology (6th Edition)
6th Edition
ISBN: 9780134156415
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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Textbook Question
Chapter 5.2, Problem 4CYU
Why are the desmosomes connecting the keratinocytes so important?
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Chapter 5 Solutions
Anatomy & Physiology (6th Edition)
Ch. 5.1 - Which layer of the skin-dermis or epidermis-is...Ch. 5.2 - While walking barefoot in a barn, Jeremy stepped...Ch. 5.2 - The stratum basale is also called the stratum...Ch. 5.2 - Why are the desmosomes connecting the...Ch. 5.3 - Which layer of the dermis is responsible for...Ch. 5.3 - Which tissue of the hypodermis makes it a good...Ch. 5.3 - You have just gotten a paper cut. It is very...Ch. 5.4 - Melanin and carotene are two pigments that...Ch. 5.4 - Prob. 9CYUCh. 5.4 - Which alteration in skin color may indicate a...
Ch. 5.5 - What are the concentric regions of a hair shaft,...Ch. 5.5 - Prob. 12CYUCh. 5.5 - What is the role of an arrectorpili muscle?Ch. 5.5 - What is the function of the hair papilla?Ch. 5.6 - Why is the lunule of a nail white instead of pink...Ch. 5.6 - Why are nails so hard?Ch. 5.7 - Which cutaneous glands are associated with hair...Ch. 5.7 - Prob. 18CYUCh. 5.7 - Prob. 19CYUCh. 5.7 - Sebaceous glands are not found in thick skin. Why...Ch. 5.8 - What chemicals produced in the skin help provide...Ch. 5.8 - Which epidermal cells play a role in body...Ch. 5.8 - How is sunlight important to bone health?Ch. 5.8 - Prob. 24CYUCh. 5.9 - Which type of skin cancer develops from the...Ch. 5.9 - What name is given to the rule for recognizing the...Ch. 5.9 - The healing of burns and epidermal regeneration is...Ch. 5.9 - Prob. 28CYUCh. 5 - Which epidermal cell type is most numerous? (a)...Ch. 5 - Which cell functions as part of the immune system?...Ch. 5 - The epidermis provides a physical barrier due...Ch. 5 - Skin color is determined by (a) the amount of...Ch. 5 - The sensations of touch and pressure are picked up...Ch. 5 - Which is not a true statement about the papillary...Ch. 5 - Skin surface markings that reflect points of tight...Ch. 5 - Which of the following is not an epidermal...Ch. 5 - An arrector pili muscle (a) is associated with...Ch. 5 - Prob. 10MCCh. 5 - Sebum (a) lubricates the surface of the skin and...Ch. 5 - Prob. 12MCCh. 5 - Which epidermal cells are also called prickle...Ch. 5 - Is a bald man really hairless? Explain.Ch. 5 - You go to the beach to swim on an extremely hot,...Ch. 5 - Prob. 16SAQCh. 5 - Describe the process of hair formation, and list...Ch. 5 - Prob. 18SAQCh. 5 - Prob. 19SAQCh. 5 - Prob. 20SAQCh. 5 - Why are there no skin cancers that originate from...Ch. 5 - A man got his finger caught in a machine at the...Ch. 5 - Prob. 23SAQCh. 5 - A common belief is that having your hair cut makes...Ch. 5 - Integumentary System A terrible collision between...Ch. 5 - Integumentary System A terrible collision between...Ch. 5 - Integumentary System A terrible collision between...Ch. 5 - Integumentary System A terrible collision between...
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- How do the fibroblasts found in the dense variety of connective tissue differ from ordinary fibroblasts?arrow_forwarda) Give the importance of the hexose monophosphate shunt. b) Give the importance of its products? c) In which type of tissue and which part of the cell does it commonly occur?arrow_forwardMucous cells may secrete excess mucus in response to irritants. What symptoms might this produce in the (a) digestive tract or (b) respiratory tract?arrow_forward
- 10:41 task connective ti... 1. Identify the fabric on the prepared preparation. Name the Stain. Describe the histological structures of the preparation, indicated by numbers (1-2.3). List the main functions 2. identify connective tissue cells 3. Identify the type on the prepared preparation. Name the Stain. Describe the histological structures of the preparation, indicated by numbers (1-2.3). List the main functions ...arrow_forwardThe epithelium of the respiratory tract is mostly of the pseudostratified columnar ciliated type, but in the alveoli, the tiny sacs where oxygen and carbon dioxide are exchanged between the blood and inhaled air, the epithelium is simple squamous. Explain the functional significance of this histological difference. That is, why do the alveoli not have the same kind of epithelium as the rest of the respiratory tract? Explain your answer in 4 to 5 sentences. Indicate the reference/s of your answer.arrow_forwardWhat are the main components of the reticuloendothelial system,and why is it also called the mononuclear phagocyte system?arrow_forward
- what is the full name of the TISSUE TYPE at the end of the arrow for letter C? C1) what is the special name given to this area of this type of covering membrane? C2) what is the FUNCTION of the TISSUE TYPE? C3) What, most likely, are the purple dots in this area? What do they do?arrow_forwardIf keratinocytes (keratin -secreting cells) are for stratified squamous keratinized epithelium, what cells are associated with stratified squamous non – keratinized epithelium? * A. Basophils B. Mast cells C. Goblet cells D. Melanocytesarrow_forwardExplain the consequences of having (a) nonkeratinized stratified epitheliumrather than simple columnar epithelium lining the digestive tract,(b) nonkeratinized stratified squamous epithelium rather than keratinizedstratified squamous epithelium in the skin, and (c) simple columnarepithelium rather than stratified squamous epithelium lining the mouth.arrow_forward
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