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Which is the most serious form of skin cancer?

A.

Basal cell carcinoma

B.

Lymphoma

C.

Malignant melanoma

D.

Squamous cell carcinoma

Answer and Explanation

The Correct Answer is C

A. Basal cell carcinoma: Basal cell carcinoma is the most common but least aggressive type of skin cancer. It grows slowly and rarely spreads.

B. Lymphoma: Lymphoma is a cancer of the lymphatic system, not a type of skin cancer.

C. Malignant melanoma: Malignant melanoma is the most aggressive and dangerous form of skin cancer. It arises from melanocytes and can metastasize rapidly if not treated early.

D. Squamous cell carcinoma: Squamous cell carcinoma is more aggressive than basal cell carcinoma but less dangerous than malignant melanoma.


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Related Questions

Correct Answer is C

Explanation

A. Connective: Connective tissue provides support and structure (e.g., tendons, cartilage) but is not muscle tissue.

B. Cardiac: Cardiac muscle, found in the heart, is involuntary and contracts rhythmically without conscious control.

C. Skeletal: Skeletal muscle is the only voluntary muscle tissue, meaning it is consciously controlled. It allows movement of the body by attaching to bones via tendons.

D. Smooth: Smooth muscle, found in internal organs (e.g., intestines, blood vessels), is involuntary and controlled by the autonomic nervous system.

Correct Answer is D

Explanation

A. Nervous tissue: Nervous tissue is made up of neurons and glial cells, not squamous, cuboidal, or columnar cells.

B. Muscle tissue: Muscle tissue consists of muscle fibers and is classified into skeletal, cardiac, and smooth muscle, not squamous, cuboidal, or columnar.

C. Connective tissue: Connective tissue includes bone, blood, cartilage, and adipose tissue, none of which are classified as squamous, cuboidal, or columnar.

D. Epithelial tissue: Epithelial tissue consists of different cell shapes, including squamous (flat), cuboidal (cube-shaped), and columnar (tall and narrow), which line body surfaces and cavities.

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