Integumentary System Overview Quiz
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Questions and Answers

Which layer of the epidermis contains cells with dark granules?

  • Stratum corneum
  • Stratum spinosum (correct)
  • Stratum lucidum
  • Stratum basale
  • What is the function of the hypodermis?

  • Energy storage and thermal insulation (correct)
  • Synthesis of keratin
  • Formation of friction ridges
  • Production of melanin
  • What is the pigment responsible for skin color variations due to type and distribution, not the number, of melanin?

  • Hemoglobin
  • Eumelanin
  • Carotene
  • Phenomelanin (correct)
  • What causes the redness in skin, characterized by increased blood flow?

    <p>Erythema</p> Signup and view all the answers

    What are friction ridges characteristic of and what is their function?

    <p>Aid in manipulating objects; unique to individuals</p> Signup and view all the answers

    Which layer of the skin contains the superficial cells that are dead?

    <p>Stratum corneum</p> Signup and view all the answers

    What is the main function of the hypodermis?

    <p>Water retention</p> Signup and view all the answers

    Which type of skin contains a thin stratum corneum and lacks a stratum lucidum?

    <p>Thin skin</p> Signup and view all the answers

    What is the main role of dendritic (Langerhans) cells in the epidermis?

    <p>Act as macrophage cells</p> Signup and view all the answers

    Where are stem cells located in the epidermis?

    <p>Stratum basale</p> Signup and view all the answers

    Which layer of the skin is avascular and requires nutrients to diffuse from deeper connective tissue?

    <p>Epidermis</p> Signup and view all the answers

    Where are the stem cells located in the epidermis?

    <p>Stratum basale</p> Signup and view all the answers

    Which type of skin contains a thick stratum corneum and lacks hair and sebaceous glands?

    <p>Palms (palmar)</p> Signup and view all the answers

    What is the main function of dendritic (Langerhans) cells in the epidermis?

    <p>Act as macrophage cells</p> Signup and view all the answers

    Which layer of the skin contains the majority of visible epidermal cells?

    <p>Stratum spinosum</p> Signup and view all the answers

    What is the main function of the hypodermis?

    <p>Energy storage, thermal insulation, and connection to deeper tissue</p> Signup and view all the answers

    Which skin condition is characterized by blueness due to lack of oxygen?

    <p>Cyanosis</p> Signup and view all the answers

    What is the pigment responsible for skin color variations due to type and distribution, not the number, of melanin?

    <p>Carotene</p> Signup and view all the answers

    Which layer of the epidermis contains only one cell thick and varied cell types?

    <p>Stratum basale</p> Signup and view all the answers

    What are friction ridges characteristic of and what is their function?

    <p>Characteristic of thick skin; aid in manipulating objects</p> Signup and view all the answers

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