Anatomy Quiz: Skin
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Questions and Answers

Which layer of skin is composed mainly of dense irregular connective tissue containing collagen and elastic fibres?

  • Dermis (correct)
  • Subcutaneous layer
  • Hypodermis
  • Epidermis
  • Which condition is the inherited inability to produce melanin?

  • Albinism (correct)
  • Vitiligo
  • Impetigo
  • Erythema
  • Which characteristic of thick skin is NOT correct?

  • contains more sweat glands than thin skin
  • All of these choices are correct (correct)
  • does not contain hair follicles
  • found in the palms, soles of the feet and fingertips
  • Which structure found in the skin plays an important role in thermoregulation?

    <p>Sebaceous glands (C)</p> Signup and view all the answers

    Which type of gland is connected to a hair follicle?

    <p>Sebaceous gland (B)</p> Signup and view all the answers

    Which of the following does NOT contribute to the color of human skin?

    <p>Vitamin B (C)</p> Signup and view all the answers

    Which of the following is a true statement about keratin?

    <p>It is a protein that helps form hair, nails, and skin. (C)</p> Signup and view all the answers

    Which of the following structures in the skin help prevent water loss and inhibit bacterial growth?

    <p>Sweat glands (B)</p> Signup and view all the answers

    What is another name for the subcutaneous layer?

    <p>Hypodermis (B)</p> Signup and view all the answers

    Which layer of the epidermis is composed of a keratinized stratified squamous epithelium?

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

    Which pigment is secreted by specialized cells in the skin and is capable of absorbing ultraviolet light?

    <p>Melanin (C)</p> Signup and view all the answers

    Which layer of the epidermis is present only in thick skin and is used in skin grafts?

    <p>Stratum lucidum (B)</p> Signup and view all the answers

    Which of the following causes blue and black colored bruises of the skin?

    <p>Hematoma (B)</p> Signup and view all the answers

    What is the innermost layer of the hair cortex?

    <p>Medulla (A)</p> Signup and view all the answers

    Which of the following is the white area at the base of the nail?

    <p>Lunula (D)</p> Signup and view all the answers

    Which of the following is an itchy, flaky rash of skin caused by a fungal infection?

    <p>All of these (D)</p> Signup and view all the answers

    What is the protective membrane that surrounds and covers the heart?

    <p>Pericardium (B)</p> Signup and view all the answers

    What is the cause of inflammation of hair follicles and sebaceous glands?

    <p>Bacterial infection (B)</p> Signup and view all the answers

    In a second-degree burn, what is damaged?

    <p>The epidermis and upper dermis (C)</p> Signup and view all the answers

    Why are facial burns considered critical?

    <p>They can cause swelling and suffocation (A)</p> Signup and view all the answers

    Which of the following is the most common type of skin cancer?

    <p>Basal cell carcinoma (A)</p> Signup and view all the answers

    What is vitiligo?

    <p>A chronic disorder causing depigmentation patches (C)</p> Signup and view all the answers

    Which structures in the skin detect touch sensations?

    <p>Free nerve endings (C)</p> Signup and view all the answers

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