Principles and Practice of Radiation Therapy 4th Edition Test Bank

Principles and Practice of Radiation Therapy 4th Edition Test Bank strengthens your knowledge with concise summaries, formulas, and exam-style problems.

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Chapter 01: Cancer: An OverviewWashington & Leaver: Principles and Practice of Radiation Therapy, 4th EditionMULTIPLE CHOICE1.Knowledge of cancer dates back to which of the following?a.1600BCEgyptb.1600ADEnglandc.400BCGreeced.1900ADGermanyANS:AThe first known observations of cancer date back to 1600BCEgypt.REF:p. 32.Which of the following isnota term for genes involved in the cancer process?a.Anti-oncogenesb.Oncogenesc.Proto-oncogenesd.Somato-oncogenesANS:DAnti-oncogenes, oncogenes, and proto-oncogenes have all been identified as playing a part inthe development of tumors. Somato-oncogenes do not exist.REF:p. 33.Tumor-suppressor genes are also known as ___________.a.anti-oncogenesb.oncogenesc.proto-oncogenesd.somato-oncogenesANS:AAlthough more commonly called tumor-suppressor genes, these genes are also known asanti-oncogenes.REF:p. 34.Which of the following isnota phase of the mammalian cell cycle?a.G0b.G1c.G2d.G3ANS:DG0 is a resting phase where cells do not enter mitosis. G1 and G2 are growth phases duringthe mammalian cell cycle. Although some algae species demonstrate a relatively long phasebetween nuclear division and cleavage of the cell termed G3, this phase is not part of themammalian cell cycle.

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