The nursing instructor is discussing benign versus malignant cells in the pathophysiology class. What distinguishes malignant cells from benign cells of the same tissue type?

A) Slow rate of mitosis of cancer cells
B) Proteins in the cell membrane
C) Size of cells
D) Stability of cells


Ans: B
Feedback: The cell membrane of malignant cells also contains proteins called tumor-specific antigens (eg, carcinoembryonic antigen [CEA] and prostate-specific antigen [PSA]), which develop over time as the cells become less differentiated (mature). These proteins distinguish malignant cells from benign cells of the same tissue type.

Nursing

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Fill in the blank(s) with the appropriate word(s).

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