Shared Flashcard Set

Details

Jessica Lind
Medical Terminology
25
Medical
Not Applicable
11/19/2019

Additional Medical Flashcards

 


 

Cards

Term
The average energy deposited per unit length of track is called?
Definition
Linear energy transfer (LET)
Term
List(2)electromagnetic radiation types of Low-LET Radiation?
Definition
X-rays

Gamma rays
Term
OER stands for?
Definition
Oxygen Enhancement Ratio
Term
Somatic cells..?
Definition
All cells in the body other than female and male germ cells.
Term
Direct action..?
Definition
the radiation hits the DNA molecule directly, disrupting the molecular structure.
Term
Indirect action..?
Definition
on DNA molecules is the impairment of function or death of the cell.
Term
A nonmitotic, or nondivision, form of cell death that occurs when cells die without attempting division during the interphase portion of the cell life cycle is termed?
Definition
Apoptosis
Term
2 Radiosensitive Cells?
Definition
Reproductive (germ) cells
Blood cells such as lymphocytes and erythrocytes.
Term
3 Radioinsensitive Cells?
Definition
Brain cells
Muscle cells
Nerve cells
Term
______states that the radiosensitivity of cells is directly proportional to their reproductive activity and inversely proportional to their degree of differentiation.
Definition
Law of BergoniƩ and Tribondeau
Term
This concept of radiation damage resulting from discrete and random events is known as?
Definition
Target theory
Term
Erythrocytes, also known as?
Definition
Red blood cells
Term
White blood cells are called?
Definition
Leukocytes
Term
(OSL) dosimeters stand for?
Definition
Optically stimulated luminescence
Term
____lines and covers body tissue. The cells of these tissues lie close together, with few or no substances between them.
Definition
Epithelial tissue
Term
____contains fibers that affect movement of an organ or part of the body.
Definition
Muscle tissue
Term
_____is found in the brain and spinal cord.
Definition
Nervous Tissue
Term
RBE stands for?
Definition
Relative biologic effectiveness,
Term
Radiation Biology?
Definition
is the branch of biology concerned with the effects of ionizing radiation on living systems.
Term
What are 3 characteristics of ionizing radiation?
Definition
- charge
- mass
- energy
Term
LET is generally described in units of
Definition
kiloelectron volts/micron
Term
What are 3 examples of high LET radiation are ?
Definition
- alpha particles
- ions of heavy nuclei
- charged particles from interactions between neutrons and atoms
Term
Free radicals _______ the amount of biological damage.
Definition
increase
Term
Direct action is much more likely to happen after exposure to _______ LET radiation.
Definition
High
Term
One or more breaks in each of the two sugar phosphate chains..?
Definition
Double strand break
Supporting users have an ad free experience!