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BIOS251 Exam 3 Questions and Correct Answers the Latest Update and Recommended Version $10.49   Add to cart

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BIOS251 Exam 3 Questions and Correct Answers the Latest Update and Recommended Version

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  • BIOS 251
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  • BIOS 251

BIOS251 Exam 3 Questions and Correct Answers the Latest Update and Recommended Version

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  • October 30, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIOS 251
  • BIOS 251
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BIOS251 Exam 3 Questions and Correct
Answers the Latest Update and
Recommended Version
What are the three layers of the skin?

✓ epidermis, dermis, subcutaneous layer



What are the accessory organs of the skin?

✓ sweat glands, oil glands, hair, nails



What are the functions of the skin?

✓ protection, manufactures Vitamin D, largest sense organ, thermoregulation, nonverbal
communication



What happens to blood vessels in warm weather?

✓ blood vessels dilate



What happens to blood vessels in cold weather?

✓ blood vessels constrict



What does skin have the ability to absorb?

✓ lipid-based drugs



The epidermis is composed of what 5 cell types?

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✓ • stratified squamous epithelium (lining)

✓ • keratinocytes (cells that make keratin)

✓ • melanocytes (cells that make melanin)

✓ • langerhans cells (immune cells)

✓ • merkel cells (tactile sensory cells)



What are the epidermis layers from young to old; deep to superficial?

✓ • stratum basale

✓ • stratum spinosum

✓ • stratum granulosum

✓ • stratum lucidum

✓ • stratum corneum



What are the two types of melanin?

✓ pheomelanin and eumelanin



What is the dermis made of?

✓ connective tissue



What does the dermis contain?

✓ collagen, reticular fibers, elastic fibers, and fibroblasts



What is the hair above the skin called?



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