Cancer Systemic Therapy and Treatment Assessment
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Questions and Answers

What is the primary mechanism of action for alkylating agents in chemotherapy?

  • Promotion of microtubule assembly and stability
  • Inhibition of DNA topoisomerases
  • Interference with microtubule assembly
  • Alkylation of RNA and proteins (correct)
  • Which class of drugs in chemotherapy is known for its mechanism of intercalation between DNA base pairs?

  • Plant alkaloids
  • Antimetabolites
  • Topoisomerase inhibitors
  • Antibiotics (correct)
  • What is the primary mechanism of action for topoisomerase I inhibitors in chemotherapy?

  • Alkylation and cross-linking of DNA
  • Promotion of microtubule assembly and stability
  • Interference with microtubule assembly
  • Inhibition of DNA topoisomerases (correct)
  • Which phase of the cell cycle do taxanes primarily affect?

    <p>M phase</p> Signup and view all the answers

    Which type of cancer shows a high level of chemosensitivity to chemotherapy?

    <p>Hodgkin’s disease</p> Signup and view all the answers

    Which neoplasm is among the main therapeutic modalities for chemotherapy?

    <p>Choriocarcinoma</p> Signup and view all the answers

    What is the primary mechanism of action for plant alkaloids, specifically Vinca alkaloids, in chemotherapy?

    <p>Blockage of microtubule polymerization</p> Signup and view all the answers

    In which phase of the cell cycle do antimetabolites primarily interfere?

    <p>S phase</p> Signup and view all the answers

    Which type of cancer is among the low level of chemosensitivity to chemotherapy?

    <p>Pancreatic cancer</p> Signup and view all the answers

    In which neoplasm can primary chemotherapy allow for less mutilating surgery?

    <p>Anal carcinoma</p> Signup and view all the answers

    Which class of drugs in chemotherapy is known for its mechanism of action involving DNA intercalation, inhibition of DNA topoisomerases, and free radical formation?

    <p>Antibiotics</p> Signup and view all the answers

    Which neoplasm is among the main therapeutic modalities for chemotherapy?

    <p>Hodgkin’s lymphoma</p> Signup and view all the answers

    What is the primary mechanism of action for anthracyclines in chemotherapy?

    <p>Intercalation between DNA base pairs and free radical formation</p> Signup and view all the answers

    In which phase of the cell cycle do antimetabolites primarily interfere?

    <p>S phase</p> Signup and view all the answers

    What is the primary mechanism of action for alkylating agents in chemotherapy?

    <p>Chemical interaction with DNA by forming covalent bonds with nucleic acid</p> Signup and view all the answers

    Which type of cancer shows a high level of chemosensitivity to chemotherapy?

    <p>Non-Hodkin’s lymphoma</p> Signup and view all the answers

    What is the primary mechanism of action for plant alkaloids, specifically Taxanes, in chemotherapy?

    <p>Promotion of microtubule assembly and stability</p> Signup and view all the answers

    Which class of drugs in chemotherapy is known for its mechanism of action involving interference with the action of topoisomerase enzymes?

    <p>Antimetabolites</p> Signup and view all the answers

    In which neoplasm can primary chemotherapy allow for less mutilating surgery?

    <p>Breast cancer</p> Signup and view all the answers

    What is the primary mechanism of action for nitrogen mustards in chemotherapy?

    <p>$cross-linking$ of DNA</p> Signup and view all the answers

    Which type of cancer shows a low level of chemosensitivity to chemotherapy?

    <p>$NSCLC$ (Non-Small Cell Lung Cancer)</p> Signup and view all the answers

    What is the primary mechanism of action for topoisomerase I inhibitors in chemotherapy?

    <p>Interference with topoisomerase enzymes that control changes in DNA</p> Signup and view all the answers

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