Science Quiz / A2 Physics: Medical Imaging

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Can you name the A2 Physics: Medical Imaging?

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QuestionAnswer
Gamma Camera: What diameter has the crystal of sodium iodide?
Disadvantages of MRI 4:
Intensity, I, of X-rays through medium =
What is used to solve the problem of air between the body and the transducer?
Ultrasound are sound waves with frequencies greater than...
How is the piezoelectric effect induced?
Pair Production: occurs when
Compton: Any X-ray photon deflected through a large angle will...
PET: What happens when a positron and an electron collide and are annihilated?
Acoustic impedance, Z =
Disadvantages of MRI 2:
At high frequencies, X-rays are mostly absorbed by
Gamma Camera: What does the crystal of sodium iodide do?
Compton: Any X-ray photon deflected through a small angle will...
Technetium-99 has a half-life of
Pair Production: X-ray photons required energy level:
Advantages of MRI 1:
To increase the image quality of an X-ray, one could use...
Which radioactive nuclide is commonly used as a medical tracer
If two materials have the same acoustic impedance...
Disadvantages of MRI 1:
What is the use of a coupling medium in ultrasound called
MRI signals of electromagnetic energy are emitted when
Intensity of X-rays is defined as...
Why do proton relaxation times differ in different tissue types
At medium frequencies, X-rays are mostly absorbed by
Compton: Any X-ray photon deflected through a small angle will...
Advantages of MRI 3:
What does PET scan stand for?
QuestionAnswer
Gamma Camera: What does the block of lead with tens of thousands of vertical holes do ?
For X-rays to be produced, electrons must be accelerated from
What does CAT scan stand for?
Compton: Any X-ray photon deflected through a large angle will...
How is an MRI scanner's magnet kept cool?
At low frequencies, X-rays are mostly absorbed by
If two materials have a large difference in acoustic impedance....
X-rays are best produced when...
Larmor frequency, f =
What does MRI stand for?
Gamma Camera: What is behind the crystal of sodium iodide?
An MRI scanner is composed of a huge superconducting magnet creating a uniform magnetic field in the order of...
Gamma Camera: What thickness is the crystal of sodium iodide?
What will reflect ultrasound?
Technetium-99 decays from excited to ground state with the emission of
X-rays are best produced when...
Intensity of X-rays: mu =
What is the pulse repetition frequency?
To increase the image quality of an X-ray, one could use...
Example of a crystal used to produce ultrasound
Disadvantages of MRI 3:
Advantages of MRI 2:
Emitted photoelectrons, when produced by X-rays, have...
When radio waves at the Larmor frequency are applied to hydrogen protons...
X-rays have wavelengths between...
Compton: Found in X-ray spectrometer...
What are Ultrasound A-scans for?
Which physical process is used to produce ultrasound?

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Created Jun 8, 2012ReportNominate
Tags:A2 Physics, medical

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