MCQs Flashcards
Which cell in cancer is not affected by radiation?
Muscle cells
Name an example of a tumour suppressor gene.
APC
TP53
Dysfunction in cell receptors to anti-growth signals is which hallmark of cancer?
Unresponsiveness to growth-inhibitory signals
VEGF causes endothelial cells to migrate and proliferation into new blood vessels and what hallmark is this?
Sustained angiogenesis
G2 and M phase are to identify double strand breaks in DNA. What is there when the cell cycle continues?
Cell cycle adaptation leading to genomic aberration
Which oncogene is involved in T(14:18) follicular lymphoma?
Bcr-abl
What causes Trastuzumab resistance in HER2?
Resistance occurs when there is a change in the extracellular domain of the receptor resulting in truncation of the HER2 receptor
What is the last stage of a tumour?
Distant metastasis (beyond regional lymph nodes)
What word describes when a cell has completely lost morphological features?
Anaplasia
What happens when a cell can produce telomerase?
Limitless reproductive potential
What happens when APC is inactivated?
Hyperplasia for adenomatous cells