1. Chapter 5: The Integumentary System
Skin Color/ Sunlight/ Vitamin D
Dermis and Hypodermis
Epidermis
Glands and Secretions of the Skin
Accessory Structure and Injuries
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FINAL ROUND

2. Skin Color/Sunlight/Vitamin D: $100 Question
Melanocytes reside in which layer of the epidermis?
stratum spinosum
stratum lucidum
stratum granulosum
stratum basale
Answer: D
ANSWER
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3. Skin Color/Sunlight/Vitamin D: $100 Answer
Melanocytes reside in which layer of the epidermis?
stratum spinosum
stratum lucidum
stratum granulosum
stratum basale
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4. Skin Color/Sunlight/Vitamin D: $200 Question
Eating squash and carrots can turn the skin of lighter individuals orange due to the ingestion of
melanin.
vitamin C.
vitamin A.
carotene.
Answer: D
ANSWER
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5. Skin Color/Sunlight/Vitamin D: $200 Answer
Eating squash and carrots can turn the skin of lighter individuals orange due to the ingestion of
melanin.
vitamin C.
vitamin A.
carotene.
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6. Skin Color/Sunlight/Vitamin D: $300 Question
Which skin cancer originates in the deepest layer of the epidermis?
squamous cell carcinoma
malignant adenoma
basal cell carcinoma
lymphoma
Answer: C
ANSWER
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7. Skin Color/Sunlight/Vitamin D: $300 Answer
Which skin cancer originates in the deepest layer of the epidermis?
squamous cell carcinoma
malignant adenoma
basal cell carcinoma
lymphoma
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8. Skin Color/Sunlight/Vitamin D: $400 Question
Where would cyanosis be most apparent during a sustained reduction in circulatory supply?
lips and ears
in the popliteal fossae
beneath the nails
lips, ears, and beneath nails
Answer: D
ANSWER
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9. Skin Color/Sunlight/Vitamin D: $400 Answer
Where would cyanosis be most apparent during a sustained reduction in circulatory supply?
lips and ears
in the popliteal fossae
beneath the nails
lips, ears, and beneath nails
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10. Skin Color/Sunlight/Vitamin D: $500 Question
Which of the following organs converts a precursor molecule into calcitriol, a hormone that is essential for calcium and phosphate absorption?
kidneys
liver
adrenals
thyroid
Answer: A
ANSWER
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11. Skin Color/Sunlight/Vitamin D: $500 Answer
Which of the following organs converts a precursor molecule into calcitriol, a hormone that is essential for calcium and phosphate absorption?
kidneys
liver
adrenals
thyroid
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12. Dermis and Hypodermis: $100 Question
Which fiber type extends from the dermis into the superficial papillary layer, as well as into the deeper hypodermis?
elastic fibers
reticular fibers
adipose fibers
collagen fibers
Answer: D
ANSWER
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13. Dermis and Hypodermis: $100 Answer
Which fiber type extends from the dermis into the superficial papillary layer, as well as into the deeper hypodermis?
elastic fibers
reticular fibers
adipose fibers
collagen fibers
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14. Dermis and Hypodermis: $200 Question
Subcutaneous injections are made in the
reticular layer of the dermis.
papillary layer of the dermis.
stratum basale of the epidermis.
hypodermis.
Answer: D
ANSWER
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15. Dermis and Hypodermis: $200 Answer
Subcutaneous injections are made in the
reticular layer of the dermis.
papillary layer of the dermis.
stratum basale of the epidermis.
hypodermis.
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16. Dermis and Hypodermis: $300 Question
The hypodermis consists of which of the following?
loose connective tissue
dense regular connective tissue
loosely packed epithelial tissue
dense irregular connective tissue
Answer: A
ANSWER
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17. Dermis and Hypodermis: $300 Answer
The hypodermis consists of which of the following?
loose connective tissue
dense regular connective tissue
loosely packed epithelial tissue
dense irregular connective tissue
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18. Dermis and Hypodermis: $400 Question
Which layer consists of an interwoven meshwork of dense, irregular connective tissue?
stratum basale
reticular layer of the dermis
stratum corneum
papillary layer of the dermis
Answer: B
ANSWER
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19. Dermis and Hypodermis: $400 Answer
Which layer consists of an interwoven meshwork of dense, irregular connective tissue?
stratum basale
reticular layer of the dermis
stratum corneum
papillary layer of the dermis
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20. Dermis and Hypodermis: $500 Question
Which of the following statement(s) regarding the hypodermis is/are true?
The border between the dermis and hypodermis is distinct.
It stabilizes the position of the skin relative to skeletal muscles and other organs.
It does not permit independent movement.
All of the statements are true.
Answer: B
ANSWER
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21. Dermis and Hypodermis: $500 Answer
Which of the following statement(s) regarding the hypodermis is/are true?
The border between the dermis and hypodermis is distinct.
It stabilizes the position of the skin relative to skeletal muscles and other organs.
It does not permit independent movement.
All of the statements are true.
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22. Epidermis: $100 Question
Cells found in the stratum basale, which send cytoplasmic processes between epithelial cells, are called
keratinocytes.
granule cells.
cells of Langerhans.
melanocytes.
Answer: D
ANSWER
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23. Epidermis: $100 Answer
Cells found in the stratum basale, which send cytoplasmic processes between epithelial cells, are called
keratinocytes.
granule cells.
cells of Langerhans.
melanocytes.
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24. Epidermis: $200 Question
In which layer of the epidermis do cells stop dividing and start making large amounts of keratin?
stratum lucidum
stratum spinosum
stratum granulosum
stratum corneum
Answer: C
ANSWER
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25. Epidermis: $200 Answer
In which layer of the epidermis do cells stop dividing and start making large amounts of keratin?
stratum lucidum
stratum spinosum
stratum granulosum
stratum corneum
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26. Epidermis: $300 Question
Which stratum of the epidermis consists of layers of flat, dead cells connected by desmosomes?
stratum spinosum
stratum corneum
stratum basale
stratum granulosum
Answer: B
ANSWER
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27. Epidermis: $300 Answer
Which stratum of the epidermis consists of layers of flat, dead cells connected by desmosomes?
stratum spinosum
stratum corneum
stratum basale
stratum granulosum
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28. The superficial ridges that overlie the dermal papillae
Epidermis: $400 Question
The superficial ridges that overlie the dermal papillae
increase friction only.
increase skin surface area only.
provide a barrier to microorganisms.
increase friction and increase skin surface area.
Answer: D
ANSWER
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29. The superficial ridges that overlie the dermal papillae
Epidermis: $400 Answer
The superficial ridges that overlie the dermal papillae
increase friction only.
increase skin surface area only.
provide a barrier to microorganisms.
increase friction and increase skin surface area.
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30. Epidermis: $500 Question
The stratum granulosum consists of cells that have stopped dividing and are producing large amounts of
melanin.
keratin.
carotene.
melanin and keratin.
Answer: B
ANSWER
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31. Epidermis: $500 Answer
The stratum granulosum consists of cells that have stopped dividing and are producing large amounts of
melanin.
keratin.
carotene.
melanin and keratin.
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32. Glands and Secretions of the Skin: $100 Question
________ are coiled tubular glands that discharge their secretions directly onto the surface of the skin.
Apocrine sweat glands
Ceruminous glands
Merocrine sweat glands
Ceruminous and merocrine sweat glands
Answer: C
ANSWER
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33. Glands and Secretions of the Skin: $100 Answer
________ are coiled tubular glands that discharge their secretions directly onto the surface of the skin.
Apocrine sweat glands
Ceruminous glands
Merocrine sweat glands
Ceruminous and merocrine sweat glands
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34. Glands and Secretions of the Skin: $200 Question
Contraction of the arrector pili muscles results in secretion from which gland type?
sebaceous glands
apocrine glands
merocrine glands
sudoriferous glands
Answer: A
ANSWER
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35. Glands and Secretions of the Skin: $200 Answer
Contraction of the arrector pili muscles results in secretion from which gland type?
sebaceous glands
apocrine glands
merocrine glands
sudoriferous glands
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36. Glands and Secretions of the Skin: $300 Question
What is/are the function(s) of perspiration?
excretion of water and electrolytes
lowering of body temperature
dilution of harmful chemicals
All of the answers are correct.
Answer: D
ANSWER
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37. Glands and Secretions of the Skin: $300 Answer
What is/are the function(s) of perspiration?
excretion of water and electrolytes
lowering of body temperature
dilution of harmful chemicals
All of the answers are correct.
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38. Glands and Secretions of the Skin: $400 Question
Human adult skin normally possesses how many merocrine sweat glands?
2 to 5 million
100 to 200 million
150,000 to 400,000
500,000 to 1 million
Answer: A
ANSWER
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39. Glands and Secretions of the Skin: $400 Answer
Human adult skin normally possesses how many merocrine sweat glands?
2 to 5 million
100 to 200 million
150,000 to 400,000
500,000 to 1 million
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40. Glands and Secretions of the Skin: $500 Question
Acne results from the blockage of ducts in which glands?
merocrine sweat glands
sebaceous glands
apocrine sweat glands
None of the answers is correct.
Answer: B
ANSWER
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41. Glands and Secretions of the Skin: $500 Answer
Acne results from the blockage of ducts in which glands?
merocrine sweat glands
sebaceous glands
apocrine sweat glands
None of the answers is correct.
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42. Accessory Structure and Injuries: $100 Question
A burn injury in which all epidermal and dermal cells are killed is classified as
first-degree.
second-degree.
third-degree.
partial-thickness.
Answer: C
ANSWER
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43. Accessory Structure and Injuries: $100 Answer
A burn injury in which all epidermal and dermal cells are killed is classified as
first-degree.
second-degree.
third-degree.
partial-thickness.
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44. Accessory Structure and Injuries: $200 Question
Which wound type heals most quickly?
abrasions
scrapes
incisions
abrasions and scrapes
Answer: C
ANSWER
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45. Accessory Structure and Injuries: $200 Answer
Which wound type heals most quickly?
abrasions
scrapes
incisions
abrasions and scrapes
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46. Accessory Structure and Injuries: $300 Question
During wound repair, which cells divide to produce mobile cells that invade the deeper area of injury?
melanocytes and macrophages
macrophages and keratinocytes
keratinocytes and melanocytes
fibroblasts and connective tissue stem cells
Answer: D
ANSWER
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47. Accessory Structure and Injuries: $300 Answer
During wound repair, which cells divide to produce mobile cells that invade the deeper area of injury?
melanocytes and macrophages
macrophages and keratinocytes
keratinocytes and melanocytes
fibroblasts and connective tissue stem cells
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48. Accessory Structure and Injuries: $400 Question
During wound repair, cells from which layer rapidly divide and begin to migrate along the wound periphery to replace missing epidermal cells?
stratum lucidum
stratum spinosum
stratum basale
reticular layer
Answer: C
ANSWER
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49. Accessory Structure and Injuries: $400 Answer
During wound repair, cells from which layer rapidly divide and begin to migrate along the wound periphery to replace missing epidermal cells?
stratum lucidum
stratum spinosum
stratum basale
reticular layer
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50. Accessory Structure and Injuries: $500 Question
Calluses form on the palms after manual labor due to
dissolution of the scab.
cells of the stratum basale dividing more rapidly.
thickening of the epithelium.
cells of the stratum basale dividing more rapidly and thickening of the epithelium.
Answer: D
ANSWER
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51. Accessory Structure and Injuries: $500 Answer
Calluses form on the palms after manual labor due to
dissolution of the scab.
cells of the stratum basale dividing more rapidly.
thickening of the epithelium.
cells of the stratum basale dividing more rapidly and thickening of the epithelium.
BACK TO GAME

52. FINAL ROUND Question
What is the correct order of events in skin repair? 1 - Fibrin clot disintegrates, and phagocytic activity at the site ends.
2 - Fibroblasts continue to create scar tissue that will elevate the overlying epidermis.
3 - Cells of the stratum basale migrate along the wound periphery, and clotting partially isolates the region.
4 - Bleeding occurs at the injury site, and mast cells trigger an inflammatory response.
Answer: A
ANSWER
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53. FINAL ROUND Answer What is the correct order of events in skin repair?
1 - Fibrin clot disintegrates, and phagocytic activity at the site ends.
2 - Fibroblasts continue to create scar tissue that will elevate the overlying epidermis.
3 - Cells of the stratum basale migrate along the wound periphery, and clotting partially isolates the region.
4 - Bleeding occurs at the injury site, and mast cells trigger an inflammatory response.
BACK TO GAME