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NUR 220 ( LATEST 2024 / 2025 ) ONCOLOGY 2 | ALL Q&AS BRAND NEW GUARANTEED A++
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NUR 220 ( LATEST 2024 / 2025 ) ONCOLOGY 2 | ALL Q&AS BRAND NEW GUARANTEED A++
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NUR 220 Oncology 21. Contact inhibition
Answer
slow cell growth when contacted with other cell membranes
2. G0 phase
Answer
resting phase
3. G1 phase
Answer
end of mitosis to beginning of DNA synthesis
4. S phase
Answer
DNA synthesis and replication
5. G2
Answer
end of DNA synthesis and beginning of mitosis
6. M phase
Answer
mitosis and cell division phase (splitting)
7. Lack of contact inhibition
Answer
cancer occurs because of this
where proliferation is same rate of normal cell but they divide more frequently and haphazardly
, 8. Oncogenes
Answer
mutated genes that cause cancer Occurs when the cell divides too fast
9. tumor suppressor genes
Answer
slow down cell division in a normal cell this mechanism is inactivated with cancer and cells
grow out of control this can be inherited
10. P53
Answer
relates to bladder, breast, colorectal, esophagus, liver, lung and ovaries
11. BRCA1 and BRCA2
Answer
linked to breast and ovarian cancers
12. APC
Answer
linked to colorectal cancer
13. initiation (development of cancer)
Answer
start of genetic mutation in the cell, some- thing has to cause this (radiation, chemicals, virus), it
is IRREVERSIBLE
14. Promotion (development of cancer)
Answer
promoting agent, it is REVERSIBLE
15. complete carcinogen
Answer
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