2. Fill in the blanks for the following sentences Anatomically the skin is made of three distinct layers; most of its tissues come from two distinct lineages the which makes the external epidermal layer and the which makes the and layers. Endoderm is then the source of in the skin. The stratum germinativum is the remnant of the embryological layer and serves as a stem cell population to replace epidermis as it erodes.

2. Fill in the blanks for the following sentences Anatomically the skin is made of three distinct layers; most of its tissues come from two distinct lineages the which makes the external epidermal layer and the which makes the and layers. Endoderm is then the source of in the skin. The stratum germinativum is the remnant of the embryological layer and serves as a stem cell population to replace epidermis as it erodes.

Anatomy & Physiology

1st Edition

ISBN:9781938168130

Author:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble

Publisher:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble

Chapter5: The Integumentary System

Section: Chapter Questions

Problem 22RQ: An individual has spent too much time sun bathing. Not only is his skin painful to touch, but small...

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One of the functions of the integumentary system is protection. Which of the following does not directly contribute to that function? stratum lucidum desmosomes folic acid synthesis Merkel cells
Which of the following is not a function of the hypodermis? protects underlying organs helps maintain body temperature source of blood vessels in the epidermis a site to long-term energy storage
The papillary and reticular layers of the dermis are composed mainly of ________. melanocytes keratinocytes connective tissue adipose tissue
The hair matrix contains ________. the hair follicle the hair shaft the glassy membrane a layer of basal cells
The papillary layer of the dermis is most closely associated with which layer of the epidermis? stratum spinosum stratum corneum stratum granulosum stratum basale
Sebaceous glands ________. are a type of sweat gland are associated with hair follicles may function in response to touch release a watery solution of salt and metabolic waste
As you are walking down the beach, you see a dead, dry, shriveled-up fish. Which layer of your epidermis keeps you from drying out? stratum corneum stratum basale stratum spinosum stratum granulosum
Eccrine sweat glands ________. are present on hair are present in the skin throughout the body and produce watery sweat produce sebum act as a moisturizer
2. The hands and feet experience high amounts of abrasion. It contains so called thick skin having five epidermal strata. Which epidermal layer in thick skin consists of dead keratinocytes? a. stratum corneum b. stratum spinosum c. stratum granulosum d. a and b e. a, b, and c
2. A) Keratinization involves skin cells moving to the surface that have _________________. A. lost water and changed nuclei B. lost fat and increased mitochondria C. lost the stratum basale D. lost the stratum lucidum and increased the amount of protein, keratin E. None of the above B) The layer of the skin composed of dense connective tissue that has projections known as papillae is the ____________. A. stratum corneum B. hypodermis C. stratum basale D. dermis C) Sebaceous glands are located in the __________, are associated with the __________, and secrete ________. A. epidermis, hair follicle, oil B. papillary layer, skin cells, oil C. dermis, hair follicle, sebum D. epidermis, hair follicle, sebum E. dermis, nail bed, sebum D) Which is not the function of the dermis layer? A. Regulates temperature by sweat glands and blood vessel dilation or constriction B. Responds to…
1.) 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.
Benign epithelial growths on the skin of fi ngers are called a. polyomas c. whitlows b. verrucas d. pox