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Immunotherapy and Targeted Therapy · NCLEX Exam

In immunotherapy, the term “checkpoint” refers to:

  1. A surgical pause to verify clear tumour margins
  2. Regulatory pathways that inhibit or modulate immune responses
  3. A blood test that monitors a patient's lab values during therapy
  4. A scheduled interruption between chemotherapy cycles
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Correct answer: Regulatory pathways that inhibit or modulate immune responses

Immune checkpoints are inhibitory pathways in the immune system that maintain self-tolerance and modulate immune response; cancer cells can exploit them to evade immune attack.

Difficulty: Easy Question 16 of 20

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