Rad Exam1 Questions and Correct
Answers
x-ray definition - Answer-beam of energy that has power to penetrate substances and record image
shadows on image receptors
radiology definition - Answer-the science/study of radiation
Radiograph definition - Answer-an image produced by the passage of x-rays through an object/body
a dental radiograph has what on it? - Answer-teeth
Radiography definition - Answer-making radiographs by exposure of film to x-rays
radiographer is any person who - Answer-postions, exposes, and processes x-ray films
uses of dental images - Answer-detect/confirm/localize lesions, decay, tumors
provides info we cannot see with naked eye
evaluate growth
aid in development of treatment plan
who discovered the x-ray? - Answer-Wilhelm Conrad Roentgen
,When did Wilhelm Roentgen discover x-rays? - Answer-November 8th, 1895
what was wilhelm roentgen's first radiograph of? - Answer-his wife's hand (took 15 minutes)
Matter definition - Answer-Anything that has mass and takes up space
the nucleus of an atom is - Answer-the core of an atom
Protons are ______ charged - Answer-positively
electrons are ______ charged - Answer-negatively
neutrons have - Answer-no charge
atomic weight/mass is - Answer-the number of protons plus the number of neutrons
atomic number is the - Answer-number of protons in the nucleus
an element is a - Answer-simple subtance made up of only one atom
molecules are - Answer-two or more atoms held together by chemical bonds
electrons travel around the nucleus in - Answer-well-defined paths
, an atom contains _ shells - Answer-7
range of shells of electrons - Answer-K-Q
What shell is closest to the nucleus? - Answer-K shell
an ion is an atom that - Answer-gains or losses an electron
ionization is the conversion of - Answer-atom into ions
ionization is also the production of - Answer-ions
An ion pair is formed when - Answer-an electron is removed
in an ion pair, when an electron is removed the atom is now - Answer-positive
radiation is - Answer-emission and propagation of energy thru space or substance in the form of
waves/particles
radioactivity is the process by which - Answer-certain unstable atoms or elements undergo spontaneous
disintegration /decay
ionizing radiation is - Answer-radiation capable of producing ions by removing/adding electrons
particulate radiation have tiny particles that _____ mass - Answer-have
Answers
x-ray definition - Answer-beam of energy that has power to penetrate substances and record image
shadows on image receptors
radiology definition - Answer-the science/study of radiation
Radiograph definition - Answer-an image produced by the passage of x-rays through an object/body
a dental radiograph has what on it? - Answer-teeth
Radiography definition - Answer-making radiographs by exposure of film to x-rays
radiographer is any person who - Answer-postions, exposes, and processes x-ray films
uses of dental images - Answer-detect/confirm/localize lesions, decay, tumors
provides info we cannot see with naked eye
evaluate growth
aid in development of treatment plan
who discovered the x-ray? - Answer-Wilhelm Conrad Roentgen
,When did Wilhelm Roentgen discover x-rays? - Answer-November 8th, 1895
what was wilhelm roentgen's first radiograph of? - Answer-his wife's hand (took 15 minutes)
Matter definition - Answer-Anything that has mass and takes up space
the nucleus of an atom is - Answer-the core of an atom
Protons are ______ charged - Answer-positively
electrons are ______ charged - Answer-negatively
neutrons have - Answer-no charge
atomic weight/mass is - Answer-the number of protons plus the number of neutrons
atomic number is the - Answer-number of protons in the nucleus
an element is a - Answer-simple subtance made up of only one atom
molecules are - Answer-two or more atoms held together by chemical bonds
electrons travel around the nucleus in - Answer-well-defined paths
, an atom contains _ shells - Answer-7
range of shells of electrons - Answer-K-Q
What shell is closest to the nucleus? - Answer-K shell
an ion is an atom that - Answer-gains or losses an electron
ionization is the conversion of - Answer-atom into ions
ionization is also the production of - Answer-ions
An ion pair is formed when - Answer-an electron is removed
in an ion pair, when an electron is removed the atom is now - Answer-positive
radiation is - Answer-emission and propagation of energy thru space or substance in the form of
waves/particles
radioactivity is the process by which - Answer-certain unstable atoms or elements undergo spontaneous
disintegration /decay
ionizing radiation is - Answer-radiation capable of producing ions by removing/adding electrons
particulate radiation have tiny particles that _____ mass - Answer-have
