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WorksheetsRad Bio Chapter 7 Vocabulary Quiz
Total questions: 16
Worksheet time: 8mins
Which term best describes programmed cell death occurring during interphase?
Apoptosis
Mutation
Radiolysis
Point lesion
A plot showing the fraction of cells that remain viable after varying doses of radiation is called a:
LET profile chart
Target hit graph
Dose-response table
Cell survival curve
Physical separation of chromosome segments due to radiation is known as:
Point lesioning
Mutation event
Chromosome breakage
Indirect action
Radiation directly ionizes DNA or other critical molecules in the process of (a) .
Highly reactive molecules with unpaired electrons are called:
Alpha particles
Ionic pairs
Base dimers
Free radicals
Radiation interacts with water to produce damaging free radicals during:
Apoptotic signaling
Chromosome segregation
Direct action
Indirect action
According to the Law of Bergonié and Tribondeau, radiosensitivity is primarily related to (a) .
A permanent change in the DNA base sequence is termed:
Apoptosis
Point lesion
Mutation
Radiolysis
OER is best defined as the ratio that describes (a) .
A localized molecular damage event caused by radiation is a:
Point lesion
Strand bridge
Base excision
Cross-link
WR in radiation protection refers to the:
Radiation weighting factor
Wave ratio constant
Relative dose fraction
Water radiolysis factor
Relative biological effectiveness (RBE) compares:
Number of cell cycle phases
Dose rate between machines
Oxygenation between tissues
Biologic effectiveness of radiation types
Target theory proposes that radiation effects depend on (a) .
The idea that radiation exhibits both wave and particle behavior is termed:
Photon resonance law
Dual-energy parity
Quantum singularity
Wave-particle duality
Which statements are true about indirect action in cells?
Radiation ionizes water molecules
Process exemplifies radiolysis
Free radicals mediate DNA damage
Critical target is struck directly
Which pairs correctly match term to definition?
OER: effect increases with oxygen
WR: radiation weighting factor
LET: energy per unit track length
RBE: effect comparison of types
