Chapter 4 – The Integumentary System $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 Integument: Structure, Function & Factors The Epidermis The Dermis & Hypodermis Accessory Structures Clinical Terms & Cases FINAL ROUND

Topic 1: $100 Question Which of the following is not a primary function of the integument? a. thermoregulation b. absorption c. excretion d. sensory information BACK TO GAME ANSWER

Topic 1: $100 Answer Which of the following is not a primary function of the integument? a. thermoregulation b. absorption c. excretion d. sensory information BACK TO GAME

Topic 1: $200 Question Which of the following is converted to vitamin A, which is required for epithelial maintenance? a. melanin b. carotene c. keratin d. melanosome BACK TO GAME ANSWER

Topic 1: $200 Answer Which of the following is converted to vitamin A, which is required for epithelial maintenance? a. melanin b. carotene c. keratin d. melanosome BACK TO GAME

Topic 1: $300 Question Fingerprint ridge patterns on the fingertips are unique to each person and are determined by: a. genetics b. epidermal ridges c. dermal papillae d. All of the above. BACK TO GAME ANSWER

Topic 1: $300 Answer Fingerprint ridge patterns on the fingertips are unique to each person and are determined by: a. genetics b. epidermal ridges c. dermal papillae d. All of the above. BACK TO GAME

Topic 1: $400 Question The skin’s condition known as cyanosis, is a response to the following except: a. extreme cold b. severe asthma c. extreme heat d. heart failure BACK TO GAME ANSWER

Topic 1: $400 Answer The skin’s condition known as cyanosis, is a response to the following except: a. extreme cold b. severe asthma c. extreme heat d. heart failure BACK TO GAME

Topic 1: $500 Question Which of the following, as a whole, protects the underlying dermis? a. melanin b. carotene c. keratin d. a and c BACK TO GAME ANSWER

Topic 1: $500 Answer Which of the following, as a whole, protects the underlying dermis? a. melanin b. carotene c. keratin d. a and c BACK TO GAME

Topic 2: $100 Question Merkel cells are found in the: a. stratum spinosum b. stratum granulosum c. stratum germinativum d. a and b BACK TO GAME ANSWER

Topic 2: $100 Answer Merkel cells are found in the: a. stratum spinosum b. stratum granulosum c. stratum germinativum d. a and b BACK TO GAME

Topic 2: $200 Question Which of the following layers is not found in thin skin? a. stratum germinativum b. stratum lucidum c. stratum granulosum d. stratum spinosum BACK TO GAME ANSWER

Topic 2: $200 Answer Which of the following layers is not found in thin skin? a. stratum germinativum b. stratum lucidum c. stratum granulosum d. stratum spinosum BACK TO GAME

Topic 2: $300 Question The color of the epidermis is due to a combination of the following except: a. carotene b. dermal blood supply c. melanin d. vitamin D BACK TO GAME ANSWER

Topic 2: $300 Answer The color of the epidermis is due to a combination of the following except: a. carotene b. dermal blood supply c. melanin d. vitamin D BACK TO GAME

Topic 2: $400 Question The length of time for a cell to migrate from the stratum germinativum to the stratum corneum is approximately: a days b days c days d days BACK TO GAME ANSWER

Topic 2: $400 Answer The length of time for a cell to migrate from the stratum germinativum to the stratum corneum is approximately: a days b days c days d days BACK TO GAME

Topic 2: $500 Question Which of the following forms bundles of protein filaments, that extend from one side of the cell to the other, in keratinocytes of the stratum spinosum? a. keratin b. tonofibrils c. macula adherens d. keratohyalin BACK TO GAME ANSWER

Topic 2: $500 Answer Which of the following forms bundles of protein filaments, that extend from one side of the cell to the other, in keratinocytes of the stratum spinosum? a. keratin b. tonofibrils c. macula adherens d. keratohyalin BACK TO GAME

Topic 3: $100 Question Which of the following is the deeper layer of the dermis, comprised of dense irregular connective tissue? a. subcutaneous layer b. papillary layer c. reticular layer d. hypodermis BACK TO GAME ANSWER

Topic 3: $100 Answer Which of the following is the deeper layer of the dermis, comprised of dense irregular connective tissue? a. subcutaneous layer b. papillary layer c. reticular layer d. hypodermis BACK TO GAME

Topic 3: $200 Question Dermal papillae: a. project into the papillary layer. b. project between the epidermal ridges. c. consists of fibers in an interwoven meshwork of dense irregular connective tissue. d. b and c BACK TO GAME ANSWER

Topic 3: $200 Answer Dermal papillae: a. project into the papillary layer. b. project between the epidermal ridges. c. consists of fibers in an interwoven meshwork of dense irregular connective tissue. d. b and c BACK TO GAME

Topic 3: $300 Question The subcutaneous layer: a. helps reduce heat loss in infants. b. is an integral part of the integument. c. is evenly distributed throughout the body. d. All of the above. BACK TO GAME ANSWER

Topic 3: $300 Answer The subcutaneous layer: a. helps reduce heat loss in infants. b. is an integral part of the integument. c. is evenly distributed throughout the body. d. All of the above. BACK TO GAME

Topic 3: $400 Question Which of the following statements regarding the blood supply to the skin is false? a. Arteries and veins supplying the skin form an interconnected network in the subcutaneous layer along the border with the papillary layer. b. Upon reaching the reticular layer, small arteries enter a branching network known as the subpapillary plexus. c. From the subpapillary layer, capillary loops follow the contours of the epidermal/dermal boundary. d. a and b BACK TO GAME ANSWER

Topic 3: $400 Answer Which of the following statements regarding the blood supply to the skin is false? a. Arteries and veins supplying the skin form an interconnected network in the subcutaneous layer along the border with the papillary layer. b. Upon reaching the reticular layer, small arteries enter a branching network known as the subpapillary plexus. c. From the subpapillary layer, capillary loops follow the contours of the epidermal/dermal boundary. d. a and b BACK TO GAME

Topic 3: $500 Question Which of the following cell populations do not exist in the dermis? a. melanocytes b. lymphocytes c. keratinocytes d. a and c BACK TO GAME ANSWER

Topic 3: $500 Answer Which of the following cell populations do not exist in the dermis? a. melanocytes b. lymphocytes c. keratinocytes d. a and c BACK TO GAME

Topic 4: $100 Question The accessory structures of the integument include: a. hair follicles b. sebaceous glands c. sudoriferous glands d. All of the above. BACK TO GAME ANSWER

Topic 4: $100 Answer The accessory structures of the integument include: a. hair follicles b. sebaceous glands c. sudoriferous glands d. All of the above. BACK TO GAME

Topic 4: $200 Question The portion of the nail where the vessels are obscured is known as the: a. eponychium b. lunula c. hyponychium d. nail root BACK TO GAME ANSWER

Topic 4: $200 Answer The portion of the nail where the vessels are obscured is known as the: a. eponychium b. lunula c. hyponychium d. nail root BACK TO GAME

Topic 4: $300 Question Mammary glands are examples of which type of gland? a. apocrine gland b. ceruminous gland c. merocrine gland d. modified sebaceous gland BACK TO GAME ANSWER

Topic 4: $300 Answer Mammary glands are examples of which type of gland? a. apocrine gland b. ceruminous gland c. merocrine gland d. modified sebaceous gland BACK TO GAME

Topic 4: $400 Question Which layer does not extend the entire length of the hair follicle? a. internal root sheath b. external root sheath c. glassy membrane d. cuticle BACK TO GAME ANSWER

Topic 4: $400 Answer Which layer does not extend the entire length of the hair follicle? a. internal root sheath b. external root sheath c. glassy membrane d. cuticle BACK TO GAME

Topic 4: $500 Question Which of the following is not a characteristic or function of sebum? a. Inhibits bacterial growth b. Protects the keratin of the hair shaft c.Comprised of protein products, which are released by sebaceous gland cells d. Conditions the surrounding skin of the hair shaft BACK TO GAME ANSWER

Topic 4: $500 Answer Which of the following is not a characteristic or function of sebum? a. Inhibits bacterial growth b. Protects the keratin of the hair shaft c.Comprised of protein products, which are released by sebaceous gland cells d. Conditions the surrounding skin of the hair shaft BACK TO GAME

Topic 5: $100 Question “Dry skin” is clinically known as: a. psoriasis b. hyperkeratosis c. xerosis d. dermatitis BACK TO GAME ANSWER

Topic 5: $100 Answer “Dry skin” is clinically known as: a. psoriasis b. hyperkeratosis c. xerosis d. dermatitis BACK TO GAME

Topic 5: $200 Question Cancerous melanocytes grow rapidly and metastasize throughout the lymphatic system in cases of: a. malignant melanomas b. squamous cell carcinoma c. basal cell carcinoma d. None of the above. BACK TO GAME ANSWER

Topic 5: $200 Answer Cancerous melanocytes grow rapidly and metastasize throughout the lymphatic system in cases of: a. malignant melanomas b. squamous cell carcinoma c. basal cell carcinoma d. None of the above. BACK TO GAME

Topic 5: $300 Question Calluses and corns are the most obvious effects of which of the following? a. hyperkeratosis b. psoriasis c. dermatitis d. xerosis BACK TO GAME ANSWER

Topic 5: $300 Answer Calluses and corns are the most obvious effects of which of the following? a. hyperkeratosis b. psoriasis c. dermatitis d. xerosis BACK TO GAME

Topic 5: $400 Question Following either partial or full thickness burns, clinicians must be concerned about which potential medical problems? a. Absorption of toxic substances b. Loss of excess fluid c. Infection d. All of the above. BACK TO GAME ANSWER

Topic 5: $400 Answer Following either partial or full thickness burns, clinicians must be concerned about which potential medical problems? a. Absorption of toxic substances b. Loss of excess fluid c. Infection d. All of the above. BACK TO GAME

Topic 5: $500 Question Which is the correct order of the major events that occur during regeneration of the skin after an injury? a. bleeding occurs, scab forms, scar tissue forms, fibrin clot disintegrates, granulation tissue forms b. bleeding occurs, scab forms, granulation tissue forms, fibrin clot disintegrates, scar tissue forms c. bleeding occurs, granulation tissue forms, scab forms, fibrin clot disintegrates, scar tissue forms d. bleeding occurs, granulation tissue forms, fibrin clot disintegrates, scab forms, scar tissue forms BACK TO GAME ANSWER

Topic 5: $500 Answer Which is the correct order of the major events that occur during regeneration of the skin after an injury? a. bleeding occurs, scab forms, scar tissue forms, fibrin clot disintegrates, granulation tissue forms b. bleeding occurs, scab forms, granulation tissue forms, fibrin clot disintegrates, scar tissue forms c. bleeding occurs, granulation tissue forms, scab forms, fibrin clot disintegrates, scar tissue forms d. bleeding occurs, granulation tissue forms, fibrin clot disintegrates, scab forms, scar tissue forms BACK TO GAME

FINAL ROUND Question Which of the following statements regarding anthrax infection is false? a. Anthrax is a bacterium that has spores which have intense metabolic activity and may thus be effectively destroyed by dehydration, or radiation. b. Anthrax spores may survive for years in soil or on animal hides or wool, but may be killed by burning, boiling for ten minutes, or exposure to hydrogen peroxide. c. Anthrax spores enter through breaks in the skin and are engulfed by macrophages. If undamaged, the spores may germinate and will then multiply and secrete toxins. d. None of the above statements is false. BACK TO GAME ANSWER

FINAL ROUND Answer Which of the following statements regarding anthrax infection is false? a. Anthrax is a bacterium that has spores which have intense metabolic activity and may thus be effectively destroyed by dehydration, or radiation. b. Anthrax spores may survive for years in soil or on animal hides or wool, but may be killed by burning, boiling for ten minutes, or exposure to hydrogen peroxide. c. Anthrax spores enter through breaks in the skin and are engulfed by macrophages. If undamaged, the spores may germinate and will then multiply and secrete toxins. d. None of the above statements is false. BACK TO GAME