ol the hair follicle is destroyed from terminal t 04 If the follicle will change
ID: 3478091 • Letter: O
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ol the hair follicle is destroyed from terminal t 04 If the follicle will change from The coe of the hair will Isecome lighter C The testue of the hair will D. The follic le will lose its bloxd will not be affec os The rype of cells that form the strata in the epidermis are D melanocytes dendritic cells The layer of hard keratin that coats the hair is termed the A medulla R cuticle C hair bulb 66 E shaft 7. The lyer of skim tchat provides a barrier against bacteria as well as chemical and A. dermis C stratum corncum D sebum layer E. epidermis 68. Scar tissue is a resule of A large number of collagen fibers and relatively few blood vessels in the injured area B. increased numbers of epidermal layers in the area of the injury C a thickened germinativum in the area of D. increased number of fibroblasts in the injured area E a lack of sebaceous glands in the injured area As cells are pushed from the deeper portion of the epidermis toward the surface. 69 A. they divide continually B. their supply of nutrients improves C they die D. they become dermal cells E. they can become cancerous 70. In a condition called incontinentia pigmenti, the skin has deep dark splotches, due to melanin that seeps down into the dermis. Normally, melanin is confined to the A epidermis B. basement membrane C. dermis D subcutaneous layer E hair 71 The skin appears yellowish if a person eats too much A. collagern C cyanin D. melanirn E chicken soupExplanation / Answer
71. beta carotene is a chemical pigment present which is absorbed in gastrointestinal tract and helps in production of vitamin A. since, beta carotene is an orange, yellow to red colored pigment it appears in stratum corneum layer thereby ging yellowish to orangish tinge to the color of skin.
70. normally melanocytes are found to secreate a pigment called as melanin. these melanocytes are located in basal layer of epidermis or stratum basale.
69. as the cells start to push towards the surface they start to die because of reduction of blood suppy and accumulation of keratin when it goes towards the surface. below epidermis dermis is present which contains a lot of blood supply.
68. a scar tissue is formed as a response of bodily heal process. it occurs when excess body releases a large amount of collagen as a healing process to compensate the damage. Collagen, helps to reattach the damaged part of the skin and thereby heals the wound by provinding a temporary crust which covers it.
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