36 Questions
Which cell type primarily provides a mechanical barrier in the epidermis?
Keratinocytes
What is the origin of Langerhans cells?
Bone marrow origin
Which type of sweat glands are responsible for thermal regulation?
Eccrine sweat glands
What is the primary function of Pacinian corpuscles in the skin?
Pressure detection
What is the role of Melanocytes in the epidermis?
Transfer melanin to neighboring keratinocytes
Which sensory nerve ending is responsible for detecting tactile sense in the skin?
Meissner’s corpuscles
Which type of soft tissue sarcoma has the poorest prognosis in children?
Alveolar subtype
What is the most common site for desmoid tumors?
Anterior abdominal wall
Which condition is associated with increased sweating, especially noticeable in the palms?
Hyperhidrosis
What is the most common type of benign cyst that contains mature epidermis with creamy keratin material?
Epidermal inclusion cyst
Which genetic syndrome is associated with childhood rhabdomyosarcoma?
Li–Fraumeni syndrome
What type of tumor is characterized by painful tumor composed of blood vessels and nerves?
Glomus cell tumor
What is the treatment for botryoides tumor?
Surgery
Which type of sarcoma originates from metaphyseal cells and usually occurs in children?
Osteosarcoma
What is the characteristic feature of Merkel cell carcinoma?
Purple papulonodule
"Rolling" edges and "crater" filled with keratin are characteristic features of which condition?
"Keratoacanthoma"
Which condition is associated with infection of the apocrine sweat glands, usually in axilla and groin regions?
Hidradenitis
What is the most common mesenchymal tumor?
Lipoma
Which type of flap is more commonly used than the TRAM flap for breast reconstruction?
DIEP flap
What is the most common site for distant melanoma metastases?
Lung
What is the single best factor for protecting the skin from UV radiation?
Melanin
What is the primary risk factor for developing melanoma?
Family history of melanoma
What is the most common type of skin cancer, accounting for 65% of skin cancer deaths?
Melanoma
Which type of UV radiation is responsible for chronic sun damage?
UV-B
Which type of melanoma is characterized by being the least aggressive and having minimal invasion with radial growth first?
Lentigo maligna melanoma
What is the most common site for melanoma on the skin in men?
Back
Which type of skin cancer is more likely to metastasize to the parotid gland?
Melanoma
What is the most common malignancy in the United States?
Basal cell carcinoma
Which skin cancer is characterized by a pearly appearance and rolled borders?
Basal cell carcinoma
What is the most common site for metastasis in melanoma?
Lung
Which soft tissue sarcoma arises from embryonic mesoderm and is commonly found in children?
Rhabdomyosarcoma
What is the most important prognostic factor in soft tissue sarcoma?
Tumor grade
What is the primary goal of treatment for Kaposi’s sarcoma (KS)?
Palliation
What is the most common site for sarcomas in the pediatric population?
Head and neck
What risk factor is associated with angiosarcoma?
Chronic lymphedema
What is the main treatment approach that shrinks AIDS-related Kaposi’s sarcoma (KS)?
Antiretroviral therapy (HAART)
Test your knowledge about melanoma and basal cell carcinoma with this quiz. Explore topics such as treatment options, metastasis patterns, and common malignancies in the United States.
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