A&P INTEGRATED CONNECT ACCESS CARD
2nd Edition
ISBN: 9781259987588
Author: McKinley
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Question
Chapter 6, Problem 6DYKB
Summary Introduction
Introduction:
Melanocytes are defines as the melanin-producing cells that are found in the stratum basale layer of epidermis along with the keratinocytes. These cells produce melanin pigment on exposure to sunlight.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
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
Basal cell carcinomas are the most common form of skin cancers in the United States and are frequently found on the head, neck, and arms. This cancer affects which cells?
A. Langerhans cells of the stratum lucidum
B. keratinocytes of the stratum spinosum
C. melanocytes of the stratum basale
D. basal cells of the stratum basale
Cell division occurs in which layer of the epidermis?
A.
Stratum granulosum
B.
Stratum lucidum
C.
Stratum corneum
D.
Stratum basale
Chapter 6 Solutions
A&P INTEGRATED CONNECT ACCESS CARD
Ch. 6.1 - As you trim your roses, a thorn penetrates your...Ch. 6.1 - Briefly describe the process of keratinization....Ch. 6.1 - Prob. 3WDYLCh. 6.1 - Prob. 4WDYLCh. 6.1 - Compare and contrast the papillary versus...Ch. 6.1 - What is indicated by the lines of cleavage in the...Ch. 6.1 - What types of tissue form the subcutaneous layer?Ch. 6.1 - How does the skin produce vitamin D?Ch. 6.1 - Is the skin entirely waterproof? Explain.Ch. 6.1 - Prob. 10WDYL
Ch. 6.2 - What is the difference between the eponychium and...Ch. 6.2 - What are the three zones of a hair?Ch. 6.2 - How does hair function in protection and heat...Ch. 6.2 - Prob. 14WDYLCh. 6.2 - What do sebaceous glands secrete, and where is...Ch. 6.3 - What is granulation tissue, and when does it...Ch. 6.4 - What two primary germ layers form the integument?Ch. 6.4 - How do UV rays contribute to skin aging?Ch. 6 - _____1. Which statement is false about sebaceous...Ch. 6 - _____ 2. The layer of the epidermis in which cells...Ch. 6 - _____ 3. The sweat glands that communicate with...Ch. 6 - _____ 4. Which of the following is not a function...Ch. 6 - Prob. 5DYKBCh. 6 - Prob. 6DYKBCh. 6 - Prob. 7DYKBCh. 6 - _____ 8. The cells in a hair follicle that are...Ch. 6 - Prob. 9DYKBCh. 6 - Prob. 10DYKBCh. 6 - Describe the composition of the layers of the...Ch. 6 - Prob. 12DYKBCh. 6 - Describe the tissue type and structure of the two...Ch. 6 - Prob. 14DYKBCh. 6 - Compare the structure and composition of the...Ch. 6 - Prob. 16DYKBCh. 6 - Where are ceruminous glands located, and what do...Ch. 6 - Discuss the steps involved in wound repair of the...Ch. 6 - Prob. 19DYKBCh. 6 - Prob. 20DYKBCh. 6 - Prob. 1CALCh. 6 - Prob. 2CALCh. 6 - Prob. 3CALCh. 6 - Prob. 1CSLCh. 6 - Prob. 2CSLCh. 6 - At the age of 50, John noticed that one of the...
Knowledge Booster
Learn more about
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 layer of the epidermis characterized by active, thriving, non-dividing cells is: a) stratum basale. b) keratinocytes. c) stratum spinosum. d) stratum granulosum.arrow_forwardWhich of the following statements about melanocytes and keratinocytes is true? a. Melanocytes are in the dermis and keratinocytes are in the epidermis b. Melanocytes produce pigment but keratinocytes do not. c. Both cell types produce waterproofing material. d. Both cell types divide and die as they move away from their blood supply.arrow_forwardIn which layer of the epidermis do the nucleus and other organelles disintegrate and the cells die? A. Stratum granulosum B. Stratum basale C. Stratum lucidum D. Stratum corneumarrow_forward
- Elastic fibers of the skin are associated with the: a) papillary layer. b) reticular layer. c) keratinized layer. d) subcutaneous layer.arrow_forwardMelanin is produced by melanocytes within the stratum a granulosum. b corneum. c spinosum. d lucidum. e basale.arrow_forward1a.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_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_forwardWhy a person's skin becomes pale during emergency situations?arrow_forwardIn albinism, the formation of melanin, a dark skin pigment, are blocked so that albinosarrow_forward
- 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?arrow_forwardA 56 y/o woman has a history of extensive exposure to ultraviolet radiation from both the sun and artificial tanning sources( tanning lights&beds) since childhood. The excessive wrinkling observed is caused primarily by which one of the the following effects of UV rays on the skin? A)damaged elastic fibers B)dilated follicles with plugged orifices C)increased size and activity of melanocytes D)thickening of the the stratum Cornell E)vascular sclerosis of dermal blood vesselsarrow_forwardMost of the cells of the epidermis are ________________. A. Langerhans cells B. macrophages C. keratinocytes D. fibroblastsarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Visual Perception – How It Works; Author: simpleshow foundation;https://www.youtube.com/watch?v=DU3IiqUWGcU;License: Standard youtube license