Integumentary System And Body Temperature

17 Questions | Total Attempts: 1534

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Integumentary System Quizzes & Trivia

Chapter 7. A&P1.


Questions and Answers
  • 1. 
    Which of the following is least true of the epidermis?
    • A. 

      Thin outer layer of the skin

    • B. 

      Contains a rich supply of blood vessels

    • C. 

      Contains the stratum germinativum and stratum corneum

    • D. 

      Cells become keratinized

  • 2. 
    Epidermal cells become keratinized meaning that they
    • A. 

      Appear yellow

    • B. 

      Are hardened and water-resistant

    • C. 

      Have been replaced by connective tissue

    • D. 

      Appear cyanotic

  • 3. 
    The dermis
    • A. 

      Contains the stratum germinativum and the stratum corneum

    • B. 

      Contains the blood vessels that oxygenate the epidermis

    • C. 

      Cannot stretch

    • D. 

      Is the target for subcutaneous injections

  • 4. 
    The subcutaneous layer
    • A. 

      Is located directly under the epidermis

    • B. 

      Contains the stratum germinativum

    • C. 

      Is the later that tans when exposed to ultraviolet radiation

    • D. 

      Supports the dermis

  • 5. 
    Why do we feel the heat intensely on a hot and humid day?
    • A. 

      Heat loss increases because of an increase in evaporation

    • B. 

      Vasoconstriction trapts heat in the body

    • C. 

      Heat loss decreases because of a decrease in evaporation

    • D. 

      The arrector pili muscles work overtime

  • 6. 
    Epidermal cells desquamate or exfoliate, meaning that they
    • A. 

      Become yellow

    • B. 

      Form calluses

    • C. 

      Slough

    • D. 

      Synthesize vitamin D in response to ultraviolet radiation

  • 7. 
    Which of the following is true of the stratum germinativum?
    • A. 

      The cells are dead and are constantly sloughed

    • B. 

      Is part of the dermis

    • C. 

      Originates in the hypodermis

    • D. 

      Replenishes the cells of the epidermis that have sloughed

  • 8. 
    The skin over your knuckles is wrinkled and creased because it is
    • A. 

      Keratinized

    • B. 

      Avascular

    • C. 

      Dead

    • D. 

      Anchored directly to bone

  • 9. 
    Albinism, freckles, vitiligo, moles, and tanning are conditions that are all associated with which of the following?
    • A. 

      Cancer

    • B. 

      Melanin

    • C. 

      Cell necrosis

    • D. 

      Keratinization

  • 10. 
    Alopecia is most likely to occur in a
    • A. 

      Tanned patient

    • B. 

      Cyanotic patient

    • C. 

      Patient who is being treated with anticancer drugs

    • D. 

      Patient with vitiligo

  • 11. 
    Which of the following is related to eccrine glands?
    • A. 

      Classified as endocrine glands

    • B. 

      Secrete sebum

    • C. 

      Secrete sweat

    • D. 

      Are called oil glands

  • 12. 
    Nonshivering thermogenesis in the neonate
    • A. 

      Is accomplished by contracting skeletal muscles

    • B. 

      Is due to the contraction of the arrector pili muscles

    • C. 

      Is a heat-loss mechanism

    • D. 

      Is accomplished by the metabolism of brown fat.

  • 13. 
    Which of the following people is most likely to exhibit hirsutism?
    • A. 

      Person who is chronically hypoxic (low oxygen) because of a lung disease

    • B. 

      A person who has liver failure and therefore has excess bilirubin in his blood

    • C. 

      A woman who is taking testosterone

    • D. 

      A male who has been castrated (loss of testicular function)

  • 14. 
    Which of the following people is most likely to exhibit clubbing?
    • A. 

      Person who is chronically hypoxic (low oxygen) because of a lung disease

    • B. 

      A person who has liver failure and therefore has excess bilirubin in his blood

    • C. 

      A woman who is taking testosterone

    • D. 

      A male who has been castrated (loss of testicular function)

  • 15. 
    Which patient is most likely to require an eschoarotomy?
    • A. 

      A person who is cyanotic

    • B. 

      A person with severe digital clubbing

    • C. 

      A severely burned patient

    • D. 

      A person with drug-induced urticaria

  • 16. 
    Why does the skin become dry, coarse, and itchy in the older person? There is
    • A. 

      A decrease in the amount of adipose tissue

    • B. 

      An increase in the blood flow to the skin

    • C. 

      An increased fragility of the skin

    • D. 

      Decreased sebaceous gland activity in the skin

  • 17. 
    Why do older people tend to feel cold?
    • A. 

      The is a decrease in the amount of adipose tissue under the skin

    • B. 

      There is an increase of blood flow to the skin, resulting in excess cooling

    • C. 

      Metabolic rate increases with age.

    • D. 

      Keratinization decreases with age.

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