What does the medical term 'Metastasis' describe regarding malignant cancer progression?
Answer and explanation
Correct answer: D. The spread of pathogenic cancer cells from the primary tumor to distant anatomical sites
- Step 1: Greek 'meta' means beyond and 'stasis' means place. Step 2. Metastasis is the hallmark of malignancy where cancer cells detach, invade blood or lymphatic vessels, and colonize distant organs to form secondary tumors. Answer: The spread of pathogenic cancer cells from the primary tumor to distant anatomical sites. Why not the others: Programmed cell death is apoptosis; Localized encapsulation is characteristic of benign tumors; Surgical removal is resection.
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