Melanoma Characteristics and Risks Quiz
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Questions and Answers

Where do melanomas most commonly arise in men?

  • Lower back (correct)
  • Legs
  • Arms
  • Chest
  • What is one risk factor for developing melanomas?

  • High melanin production (correct)
  • Female gender
  • Dark skin complexion
  • Sun exposure
  • At what stage is malignant melanoma totally curable?

  • When it spreads to lymph nodes
  • When it invades the dermis
  • When it reaches the bloodstream
  • If excised before invading the dermis (correct)
  • Which type of growth indicates vertical growth in melanoma development?

    <p>Elevated areas</p> Signup and view all the answers

    What is a key feature of melanoma lesions compared to nevi?

    <p>Irregular contours</p> Signup and view all the answers

    How does malignant melanoma spread initially?

    <p>Via lymphatics to regional lymph nodes</p> Signup and view all the answers

    What is the most deadly primary skin cancer, other than the rare Merkel cell tumor?

    <p>Malignant melanoma</p> Signup and view all the answers

    Which skin cancer has both vertical and horizontal growth phases but the prognosis is mainly related to the vertical growth stage?

    <p>Malignant melanoma</p> Signup and view all the answers

    What is the primary environmental factor strongly associated with the majority of melanoma cases?

    <p>UV radiation from sunlight</p> Signup and view all the answers

    In which percentage of patients is the risk of melanoma inherited as an autosomal dominant trait?

    <p>5-10%</p> Signup and view all the answers

    Which site is NOT mentioned as a possible origin of melanoma apart from the skin?

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

    What type of DNA damage caused by UV radiation can lead to accumulation of mutations in melanocytes over time?

    <p>Imperfect DNA repair</p> Signup and view all the answers

    Which type of tumor is characterized by prominent 'cherry red' eosinophilic nucleoli and brown melanin pigment in the cytoplasm?

    <p>Malignant melanoma</p> Signup and view all the answers

    Which condition is considered a PREMALIGNANT epidermal tumor?

    <p>Actinic keratosis</p> Signup and view all the answers

    What is the most common gender affected by soft tissue tumors according to the text?

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

    Which syndrome mentioned in the text is associated with familial cases of soft tissue tumors?

    <p>Neurofibromatosis 1</p> Signup and view all the answers

    Which type of tumor typically contains HMB-45 positive cells according to the text?

    <p>Malignant melanoma</p> Signup and view all the answers

    Which type of tumor is characterized by varying size nuclei with prominent nucleoli and atypical mitosis?

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

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