Pathophys Test 2

1. Blood tests for tumor markers are the single best screening tool for cancer. Why or why not? a. False. Tumor markers are elevated in benign conditions. 2. Tissue biopsy is of critical importance in what role? a. SA 3. (1) List two signs or symptoms a patient may present with that might indicate a cancer diagnosis. (2) What are two side effects commonly experienced by cancer patients? a. SA 4. Explain the TNM system. a. SA 5. (1) When would surgery be appropriate in the treatment of cancer? (2) Most chemotherapeutic drugs cause pancytopenia due to bone marrow suppression. What are the 3 possible adverse outcomes of this? a. SA 6. Cell proliferation is the process in which proliferating cells become more specialized cell types. a. False 7. Cell differentiation is the process of increasing cell numbers by mitotic division. a. False 8. What are two important properties that stem cells possess? a. SA 9. Which of the following are most likely to have arisen from an adult stem cell? a. Bone 10. What is angiogenesis? Why do tumors need it?