Chapter 5 – The Integumentary System $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 It’s only Skin Deep Epidermis Under My Skin Glands, Hair, and Nails Disorders & Disease FINAL ROUND

It’s Only Skin Deep: $100 Question What is the usual length of time it takes for a cell to move from the stratum germinativum to the stratum corneum? a. 2 to 5 years b. 3 to 4 months c. 15 to 30 days d. 4 to 6 weeks BACK TO GAME ANSWER

It’s Only Skin Deep: $100 Answer What is the usual length of time it takes for a cell to move from the stratum germinativum to the stratum corneum? a. 2 to 5 years b. 3 to 4 months c. 15 to 30 days d. 4 to 6 weeks BACK TO GAME

It’s Only Skin Deep: $200 Question What accounts for the ability of the dermis to undergo repeated stretching? a. Elastic fibers and skin turgor resilience b. Reticular fibers and fluid c. Adipocytes and elastic fibers d. Sebaceous glands secretions BACK TO GAME ANSWER

It’s Only Skin Deep: $200 Answer What accounts for the ability of the dermis to undergo repeated stretching? a. Elastic fibers and skin turgor resilience b. Reticular fibers and fluid c. Adipocytes and elastic fibers d. Sebaceous glands secretions BACK TO GAME

It’s Only Skin Deep: $300 Question Which of these statements would be consistent with facts about the skin of an elderly person? a. Increase in merocrine sweat glands b. Increase in blood supply to the dermis c. Decreased melanocyte production d. Vitamin D3 production is the same as in a younger person BACK TO GAME ANSWER

It’s Only Skin Deep: $300 Answer Which of these statements would be consistent with facts about the skin of an elderly person? a. Increase in merocrine sweat glands b. Increase in blood supply to the dermis c. Decreased melanocyte production d. Vitamin D3 production is the same as in a younger person BACK TO GAME

It’s Only Skin Deep: $400 Question Which two events are possible results of the contraction of the arrector pili muscle? a. Goose bumps / release of sebum b. Sweating / contraction of underlying muscle c. Goose bumps / localized increase in blood flow d. Localized pallor / release of sebum BACK TO GAME ANSWER

It’s Only Skin Deep: $400 Answer Which two events are possible results of the contraction of the arrector pili muscle? a. Goose bumps / release of sebum b. Sweating / contraction of underlying muscle c. Goose bumps / localized increase in blood flow d. Localized pallor / release of sebum BACK TO GAME

It’s Only Skin Deep : $500 Question Some criminals sand the tips of their fingers as not to leave recognizable fingerprints. Would this practice permanently remove fingerprints? Why or why not? a. Yes, because the dermal papillae die if exposed. b. No, because the original ridge pattern regenerates. c. Yes, because the stratum germinativum thickens, hiding the ridge patterns. d. No, but completely different ridge patterns will appear with re-growth. BACK TO GAME ANSWER

It’s Only Skin Deep: $500 Answer Some criminals sand the tips of their fingers as not to leave recognizable fingerprints. Would this practice permanently remove fingerprints? Why or why not? a. Yes, because the dermal papillae die if exposed. b. No, because the original ridge pattern regenerates. c. Yes, because the stratum germinativum thickens, hiding the ridge patterns. d. No, but completely different ridge patterns will appear with re-growth. BACK TO GAME

Epidermis: $100 Question A splinter that penetrates from the skin’s surface to the third layer of the epidermis of the palm is lodged in which layer? a. Stratum lucidum b. Stratum germinativum c. Stratum spinosum d. Stratum granulosum BACK TO GAME ANSWER

Epidermis: $100 Answer A splinter that penetrates from the skin’s surface to the third layer of the epidermis of the palm is lodged in which layer? a. Stratum lucidum b. Stratum germinativum c. Stratum spinosum d. Stratum granulosum BACK TO GAME

Epidermis: $200 Question Water from interstitial fluids is lost to the surrounding air by what process? a. Inconsequential perspiration b. Interstitial perspiration c. Insensible perspiration d. Immersion perspiration BACK TO GAME ANSWER

Epidermis: $200 Answer Water from interstitial fluids is lost to the surrounding air by what process? a. Inconsequential perspiration b. Interstitial perspiration c. Insensible perspiration d. Immersion perspiration BACK TO GAME

Epidermis: $300 Question Why does swimming in fresh water for an extended period cause epidermal swelling? a. Fresh water is hypotonic to skin cells and moves in by osmosis b. Fresh water is hypertonic to skin cells and moves in by osmosis c. Stratum germinativum divides rapidly in fresh water d. Stratum corneum builds up in fresh water BACK TO GAME ANSWER

Epidermis: $300 Answer Why does swimming in fresh water for an extended period cause epidermal swelling? a. Fresh water is hypotonic to skin cells and moves in by osmosis b. Fresh water is hypertonic to skin cells and moves in by osmosis c. Stratum germinativum divides rapidly in fresh water d. Stratum corneum builds up in fresh water BACK TO GAME

Epidermis: $400 Question How and where is melanin produced? a. Melanocytes manufacture it from tyrosine in the stratum germinativum b. Melanosomes manufacture it from adenine in the stratum granulosum c. The stratum germinativum manufactures it from Merkel cells and keratinocytes d. All of these are true in darkly pigmented individuals BACK TO GAME ANSWER

Epidermis: $400 Answer How and where is melanin produced? a. Melanocytes manufacture it from tyrosine in the stratum germinativum b. Melanosomes manufacture it from adenine in the stratum granulosum c. The stratum germinativum manufactures it from Merkel cells and keratinocytes d. All of these are true in darkly pigmented individuals BACK TO GAME

Epidermis: $500 Question Which of the following is NOT a role of epidermal growth factor? a. Promotes division of cells in the stratum germinativum b. Accelerates production of new melanin c. Converts a cholesterol-related steroid to cholecalciferol (vitamin D 3 ) d. Stimulating synthetic activity and secretion by epithelial glands BACK TO GAME ANSWER

Epidermis: $500 Answer Which of the following is NOT a role of epidermal growth factor? a. Promotes division of cells in the stratum germinativum b. Accelerates production of new melanin c. Converts a cholesterol-related steroid to cholecalciferol (vitamin D 3 ) d. Stimulating synthetic activity and secretion by epithelial glands BACK TO GAME

Under My Skin: $100 Question What do you call the combination of fibrin clots, fibroblasts, and the extensive network of capillaries in healing tissue? a. Granulation tissue b. Scar c. Scab d. Callus BACK TO GAME ANSWER

Under My Skin: $100 Answer What do you call the combination of fibrin clots, fibroblasts, and the extensive network of capillaries in healing tissue? a. Granulation tissue b. Scar c. Scab d. Callus BACK TO GAME

Topic 3: $200 Question Where are the capillaries and sensory neurons that supply the epidermis located? a. Reticular layer of dermis b. Epidermis c. Papillary layer of dermis d. Hypodermic layer BACK TO GAME ANSWER

Under My Skin: $200 Answer Where are the capillaries and sensory neurons that supply the epidermis located? a. Reticular layer of dermis b. Epidermis c. Papillary layer of dermis d. Hypodermic layer BACK TO GAME

Under My Skin: $300 Question Why does the skin of a fair-skinned person appear red during exercise in hot weather? a. Sunlight stimulates erythrocyte production in skin. b. Blood is diverted to the superficial dermis to eliminate heat. c. Sunlight bleaches fair skin, allowing blood to be seen. d. Heat stimulates cutaneous blood vessels causing leaks. BACK TO GAME ANSWER

Under My Skin: $300 Answer Why does the skin of a fair-skinned person appear red during exercise in hot weather? a. Sunlight stimulates erythrocyte production in skin. b. Blood is diverted to the superficial dermis to eliminate heat. c. Sunlight bleaches fair skin, allowing blood to be seen. d. Heat stimulates cutaneous blood vessels causing leaks. BACK TO GAME

Under My Skin: $400 Question What is the clinical significance of a cut in the skin made parallel to lines of cleavage? a. The cut will likely scar due to severed collagen and elastic fibers. b. The cut will heal with little scarring because collagen and elastic fibers are located in parallel bundles along lines of cleavage c. The papillary and reticular layer of the dermis would become separated from each other d. Melanin and carotene will dissipate from the epidermis, leaving a scar BACK TO GAME ANSWER

Under My Skin: $400 Answer What is the clinical significance of a cut in the skin made parallel to lines of cleavage? a. The cut will likely scar due to severed collagen and elastic fibers. b. The cut will heal with little scarring because collagen and elastic fibers are located in parallel bundles along lines of cleavage c. The papillary and reticular layer of the dermis would become separated from each other d. Melanin and carotene will dissipate from the epidermis, leaving a scar BACK TO GAME

Under My Skin: $500 Question Two terms for the connective tissue below the dermis are ___. It is made of ___ and its functions include ___. a. Subcutaneous layer and hypodermic layer / elastic tissue and collagen / stretching and recoil b. Hypodermis and subcutaneous layer / areolar and adipose tissue / stabilizing position of the skin c. Hypodermis and deep fascia / adipose and dense irregular tissue / heat production d. B and C are correct BACK TO GAME ANSWER

Under My Skin: $500 Answer Two terms for the connective tissue below the dermis are ___. It is made of ___ and its functions include ___. a. Subcutaneous layer and hypodermic layer / elastic tissue and collagen / stretching and recoil b. Hypodermis and subcutaneous layer / areolar and adipose tissue / stabilizing position of the skin c. Hypodermis and deep fascia / adipose and dense irregular tissue / heat production d. B and C are correct BACK TO GAME

Glands, Hair and Nails: $100 Question What are the functions of sebaceous secretions? a. Inhibits the growth of bacteria b. Lubricates and conditions the surrounding skin c. Lubricates and protects the keratin of the hair shaft d. All of the above BACK TO GAME ANSWER

Glands, Hair and Nails: $100 Answer What are the functions of sebaceous secretions? a. Inhibits the growth of bacteria b. Lubricates and conditions the surrounding skin c. Lubricates and protects the keratin of the hair shaft d. All of the above BACK TO GAME

Glands, Hair and Nails: $200 Question Deodorants are used to mask the effects of secretions from which type of skin gland? a. Ceruminous glands b. Apocrine sweat glands c. Merocrine sweat glands d. Mammary glands BACK TO GAME ANSWER

Glands, Hair and Nails: $200 Answer Deodorants are used to mask the effects of secretions from which type of skin gland? a. Ceruminous glands b. Apocrine sweat glands c. Merocrine sweat glands d. Mammary glands BACK TO GAME

Glands, Hair and Nails: $300 Question Which type of skin glands are most affected by hormonal changes that occur during puberty? a. Ceruminous glands and anal glands b. Sebaceous glands and apocrine sweat glands c. Apocrine sweat glands and mammary glands d. Merocrine sweat glands and sebaceous glands BACK TO GAME ANSWER

Glands, Hair and Nails: $300 Answer Which type of skin glands are most affected by hormonal changes that occur during puberty? a. Ceruminous glands and anal glands b. Sebaceous glands and apocrine sweat glands c. Apocrine sweat glands and mammary glands d. Merocrine sweat glands and sebaceous glands BACK TO GAME

Glands, Hair and Nails: $400 Question Which of the following is NOT a function of merocrine (eccrine) sweat glands? a. Activate at puberty; secrete sticky, cloudy, potentially odorous secretions b. Cooling of skin’s surface c. Protects skin through action of dermicidin d. Diluting harmful chemicals in contact with the skin BACK TO GAME ANSWER

Glands, Hair and Nails: $400 Answer Which of the following is NOT a function of merocrine (eccrine) sweat glands? a. Activate at puberty; secrete sticky, cloudy, potentially odorous secretions b. Cooling of skin’s surface c. Protects skin through action of dermicidin d. Diluting harmful chemicals in contact with the skin BACK TO GAME

Glands, Hair and Nails : $500 Question What conditions of the nail would you expect to see in someone with AIDS; in someone with psoriasis? a. The nail root would be destroyed in both cases b. The hyponychium would be absent / the eponychium would be absent c. Yellowing / pitting and distortion d. Cyanosis (blue tinge) / yellowing BACK TO GAME ANSWER

Glands, Hair and Nails: $500 Answer What conditions of the nail would you expect to see in someone with AIDS; in someone with psoriasis? a. The nail root would be destroyed in both cases b. The hyponychium would be absent / the eponychium would be absent c. Yellowing / pitting and distortion d. Cyanosis (blue tinge) / yellowing BACK TO GAME

Disorders and Disease: $100 Question Dandruff is caused by excessive shedding of cells from the outer layer of skin in the scalp. Thus, dandruff is composed of cells from which epidermal layer? a. Stratum germinativum b. Stratum spinosum c. Stratum corneum d. Stratum granulosum BACK TO GAME ANSWER

Disorders and Disease: $100 Answer Dandruff is caused by excessive shedding of cells from the outer layer of skin in the scalp. Thus, dandruff is composed of cells from which epidermal layer? a. Stratum germinativum b. Stratum spinosum c. Stratum corneum d. Stratum granulosum BACK TO GAME

Disorders and Disease: $200 Question Why can skin regenerate effectively even after considerable damage? a. Stratum germinativum persists deep within the body b. Stem cells persist in all components of skin c. Hypodermis will transform into epidermis and dermis d. Surrounding skin spreads and fills in the damaged area BACK TO GAME ANSWER

Disorders and Disease: $200 Answer Why can skin regenerate effectively even after considerable damage? a. Stratum germinativum persists deep within the body b. Stem cells persist in all components of skin c. Hypodermis will transform into epidermis and dermis d. Surrounding skin spreads and fills in the damaged area BACK TO GAME

Disorders and Disease: $300 Question What is the term used to describe a burn that destroys both the dermis and epidermis? Could this burned tissue repair itself? a. Second-degree burn / yes b. First-degree burn / yes c. Partial-thickness burn / no d. Full-thickness burn / no BACK TO GAME ANSWER

Disorders and Disease: $300 Answer What is the term used to describe a burn that destroys both the dermis and epidermis? Could this burned tissue repair itself? a. Second-degree burn / yes b. First-degree burn / yes c. Partial-thickness burn / no d. Full-thickness burn / no BACK TO GAME

Disorders and Disease: $400 Question Mr. Wilson is exhibiting yellowed skin. Which of the following conditions does he have and what is its cause? a. Vitiligo / loss of melanocytes or thyroid disease b. Addison’s disease / excess secretion of ACTH c. Pituitary tumor / excess secretion of MSH d. Jaundice / liver disease BACK TO GAME ANSWER

Disorders and Disease: $400 Answer Mr. Wilson is exhibiting yellowed skin. Which of the following conditions does he have and what is its cause? a. Vitiligo / loss of melanocytes or thyroid disease b. Addison’s disease / excess secretion of ACTH c. Pituitary tumor / excess secretion of MSH d. Jaundice / liver disease BACK TO GAME

Disorders and Disease: $500 Question In some cultures, women must be covered completely, except for their eyes, when they go outside. Explain why these women exhibit a high incidence of problems with their bones. a. UV light prevents calcium deposition in bones. b. Melanin production is necessary for bone growth. c. UV light is necessary to produce the hormone cholecalciferol (vitamin D 3 ). d. Cloth prevents oxygen from diffusing into skin and bones. BACK TO GAME ANSWER

Disorders and Disease: $500 Answer In some cultures, women must be covered completely, except for their eyes, when they go outside. Explain why these women exhibit a high incidence of problems with their bones. a. UV light prevents calcium deposition in bones. b. Melanin production is necessary for bone growth. c. UV light is necessary to produce the hormone cholecalciferol (vitamin D 3 ). d. Cloth prevents oxygen from diffusing into skin and bones. BACK TO GAME

FINAL ROUND Question In which systems other than the integument, does vitamin D 3 play a critical role? a. Endocrine, cardiovascular, and urinary systems b. Skeletal, endocrine, digestive, and muscular systems c. Digestive, urinary, lymphatic, and muscular d. None of these is correct BACK TO GAME ANSWER

FINAL ROUND Answer In which systems other than the integument, does vitamin D 3 play a critical role? a. Endocrine, cardiovascular, and urinary systems b. Skeletal, endocrine, digestive, and muscular systems c. Digestive, urinary, lymphatic, and muscular d. None of these is correct BACK TO GAME