question archive (1) Although skin tone is the visible effect of melanin, what is its actual purpose in epidermal tissue? Select one: O a
(1) Although skin tone is the visible effect of melanin, what is its actual purpose in epidermal tissue? Select one: O a
Subject:BiologyPrice: Bought3
(1) Although skin tone is the visible effect of melanin, what is its actual purpose in epidermal tissue? Select one: O a. Prevent free radical damage O b. Skin color is the purpose O c. Help produce vitamin D O d. Prevent damage by UV light O e. Prevent infection (2) As good a barrier as the epidermis is, what is it incapable of stopping? Select one: O a. Insensible perspiration O b. Calcification O c. Inspiration O d. Sensible perspiration O e. Keratinization (3) Sebaceous glands use what method of secretion? of Select one: O a. Holocrine O b. Merocrine O c. Apocrine O d. Endocrine O e. Paracrine (4) The cutaneous plexus lies between which two layers of tissue? Select one: O a. papillary layer & hypodermis O b. papillary layer & reticular layer O c. reticular layer & hypodermis O d. stratum germinativum & papillary layer O e. Stratum lucidum & Stratum coreum (5) The integumentary system includes all but which of the following? Select one: O a. Epidermis O b. Glands O c. Hypodermis O d. Nails O e. Hair (6) The soft keratin of a hair is located in which part? Select one: O a. Cortex O b. Cuticle O c. Medulla O d. Root Bulb O e. Shaft (7) The stem cells that produce a nail are located in what structure? Select one: O a. Nail body O b. Nail root O c. Hyponychium O d. Eponychium O e. Luluna (8) The vitamin D made in the epidermis ultimately assist in what process? Select one: O a. Lipid production O b. Cholesterol uptake O c. Absorption of calcium O d. Secretion of phosphorous Oe. Prevention of UV damage (9) This epidermal layer contains keratinocytes, stem cells, merkel cells, and melanocytes? Select one: O a. stratum corneum O b. stratum granulosum O c. stratum spinosum O d. stratum lucidum Oe. stratum germinativum (10) What helps hold the epidermis to the dermis? Select one: O a. interconnection of dermal papilla and epidermal ridges O b. hemidesmesomes AND interconnection of dermal papilla and epidermal ridges O c. cutaneous plexus O d. interconnection of dermal papilla and epidermal ridges AND cutaneous plexus O e. hemidesmesomes
