Human Anatomy & Physiology
1st Edition
ISBN: 9780805382952
Author: Erin C. Amerman
Publisher: PEARSON
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Textbook Question
Chapter 5, Problem 8CYR
Which of the following statements is false?
a. Thin skin lacks the stratum lucidum, whereas thick skin has all five epidermal layers.
b. Thick skin is located on the palms, the palmar surfaces of the fingers, the soles of the feet, and the plantar surface of the toes, whereas thin skin is located everywhere else.
c. Thick skin has numerous hairs, whereas thin skin lacks hairs.
d. Thin skin has a thin stratum corneum and the other layers are thinner than what we find in thick skin.
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Students have asked these similar questions
Paper cuts are often very painful but don't always bleed. What two properties of the skin explain this combination?
A. the dermis is innervated, but the epidermis is not
B. the epidermis is innervated
C. the epidermis is avascular
D. paper cuts only go as deep as the reticular dermis
E. the epidermis and papillary dermis are avascular
Which layer of epidermis is indicated with the arrows and is only found in thick skin?
A. Stratum corneum
B. Stratum spinosum
C. Stratum lucidum
D. Stratum Granulosum
E. Stratum Basale
The hands and feet experience high amounts of abrasion. It contains so called thick skin having 5 epidermal strata. Which epidermal layer in thick skin consists of non-dead cells?
a. stratum corneum
b. stratum lucidum
c. stratum granulosum
d. a and b
e. a, b, and c
Chapter 5 Solutions
Human Anatomy & Physiology
Ch. 5.1 - 1. What are the major structures of the skin, and...Ch. 5.1 - Explain how the integument provides protection...Ch. 5.1 - Prob. 3QCCh. 5.1 - Describe the other functions of the integument....Ch. 5.2 - 1. What are the five strata of the epidermis? How...Ch. 5.2 - Explain how a keratinocyte that begins its life in...Ch. 5.2 - In addition to keratinocytes, what three types of...Ch. 5.2 - Compare and contrast thin and thick skin.Ch. 5.3 - Which type of tissue makes up the papillary layer...Ch. 5.3 - What are the functions of the dermal papillae?
Ch. 5.3 - 3. Which type of tissue makes up the reticular...Ch. 5.3 - 4. What other structures are located in the...Ch. 5.3 - 5. How does the papillary layer of the dermis...Ch. 5.3 - What causes tension lines and flexure lines? How...Ch. 5.4 - How is melanin produced, and how does it interact...Ch. 5.4 - What are the functions of melanin?Ch. 5.4 - 3. What is carotene, and what color does it give...Ch. 5.4 - Prob. 4QCCh. 5.4 - 5. How can the oxygen content of the blood affect...Ch. 5.4 - 6. What is cyanosis, and what can it tell us...Ch. 5.5 - How do the hair shaft and hair root differ?Ch. 5.5 - How does a hair grow in length?Ch. 5.5 - Prob. 3QCCh. 5.5 - Define the following terms: nail bed, nail plate,...Ch. 5.5 - How does nail growth occur?Ch. 5.5 - Prob. 6QCCh. 5.5 - What are the other three types of sweat glands,...Ch. 5.5 - 8. How do sebaceous glands and sebum differ from...Ch. 5.6 - Prob. 1QCCh. 5.6 - Prob. 2QCCh. 5.6 - What is cancer?Ch. 5.6 - 4. How do the three types of skin cancer differ?
Ch. 5 - Explain why the skin is an organ.Ch. 5 - Which of the following correctly describes the...Ch. 5 - Which of the following is not a function of the...Ch. 5 - 4. Explain what happens to dermal blood vessels...Ch. 5 - Number the strata of thick skin epidermis from...Ch. 5 - Keratinocytes in the superficial strata of the...Ch. 5 - Mark the following statements as true or false. If...Ch. 5 - Which of the following statements is false? a....Ch. 5 - What are the functions of the dermal papillae?Ch. 5 - Epidermal ridges are created by: a. the epidermal...Ch. 5 - 11. Mark the following statements as true or...Ch. 5 - 12. Which of the following is not a function of...Ch. 5 - 13. Fill in the blanks: The portion of the hair...Ch. 5 - Nail growth occurs when: a. cells in the nail...Ch. 5 - Prob. 15CYRCh. 5 - Match each type of gland with its correct...Ch. 5 - How do sweat and sebum differ?Ch. 5 - 18. Which type of burn involves the epidermis and...Ch. 5 - 19. The type of skin tumor that involves the...Ch. 5 - Prob. 1CYUCh. 5 - Prob. 2CYUCh. 5 - The hair and nails are sometimes called accessory...Ch. 5 - 1. You are working in the emergency department...Ch. 5 - 2. After Ramon’s skin came into contact with a...Ch. 5 - 3. Which of the following is not a function of...Ch. 5 - 4. What would happen to the skin if the oil...Ch. 5 - Many antiaging skin creams contain collagen and...Ch. 5 - 6. Would a mild second-degree burn be likely to...
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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
- The papillary and reticular layers of the dermis are composed mainly of ________. melanocytes keratinocytes connective tissue adipose tissuearrow_forwardWhat are some functions of skin?arrow_forwardThe papillary layer of the dermis is most closely associated with which layer of the epidermis? stratum spinosum stratum corneum stratum granulosum stratum basalearrow_forward
- For questions 2–6, match the layer of the epidermis with the correctdescription or function:a. stratum basale d. stratum lucidumb. stratum corneum e. stratum spinosumc. stratum granulosum2. Production of keratin fibers; formation of lamellar bodies; limitedamount of cell division3. Sloughing occurs; 25 or more layers of dead squamous cells4. Production of cells; melanocytes produce and contribute melanin;hemidesmosomes present5. Production of keratohyalin granules; lamellar bodies release lipids;cells die6. Dispersion of keratohyalin around keratin fibers; layer appears transparent; cells deadarrow_forwardThe layer of the epidermis in which cells begin the process of keratinization is the a. stratum corneum. b. stratum basale. c. stratum lucidum. d. stratum granulosum.arrow_forwardWhich of the following is NOT a component of the epidermis thin skin? A. Capillaries B. Keratinized cells C. Keratin D. Melanocytesarrow_forward
- A callus may develop when both thin and thick skin are subjected to repeated pressure. Which layer of the epidermis develops the callus? a. stratum spinosum b. stratum corneum c. stratum basale d. stratum lucidumarrow_forwardWhich of the following layers of the skin has projections of melanocytes? O A. Stratum basale O B. Stratum granulosum O C. Stratum lucidum O D. Stratum spinosumarrow_forwardDespite its apparent durability, the dermis is subject to tearing. How might a person know that the dermis has been previously stretched and/or torn? a.The appearance of visible, silvery-white scars is an indication of stretching of the dermis. b.The stretching causes the tension lines to disappear. c.The blood vessels in the dermis rupture and the blood passes through the tissue, causing permanent "black-and-blue marks." d.There is an episode of acute pain due to the large number of tactile corpuscles.arrow_forward
- Mark the following statements as true or false. If a statement is false, correct it to make a true statement. a. The primary skin pigment is melanin, which is derived from the amino acid tyrosine. b. Melanin is produced by melanocytes and covers the nuclei of neighboring dendritic cells. c. Carotene is a brown-black pigment that accumulates in the stratum corneum. d. Increased amounts of blood flowing through the dermis lead to pallor in the skin. e. Hemoglobin is a pigment found in red blood cells, and its color depends on the oxygen level of the blood.arrow_forwardMark the following statements as true or false. If a statement is false, correct it to make a true statement.a. Melanocytes account for the bulk of the epidermis. b. Keratinocytes begin life in the stratum corneum and gradually are pushed into the stratum basale. c. Dendritic cells are phagocytes of the immune system that protect the skin and deeper tissues from invasion by pathogens. d. Merkel cells produce the pigment melaninarrow_forwardCell division occurs in which layer of the epidermis? A. Stratum granulosum B. Stratum lucidum C. Stratum corneum D. Stratum basalearrow_forward
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