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An image can be constructed because the protons in different tissues return to their equilibrium state at different rates. By changing the parameters on the scanner this effect is used to create contrast between different types of body tissue or between other properties, as in fMRI and diffusion MRI.
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How big is a MRI machine?
an MRI machine is as tall as your tallest friend and as fat as your fattest friend. none of the sites i went on had the actual dimensions.
What exactly does a Mri involve?
A MRI involves laying still on a table so that the MRI machine can take images of inside the body. The images are a result of a combination of magnetic and radio waves that the machine produces. Because of the radio and magnetic waves, no radiation (such as x-rays) are exposed to the individual.
What is a 3 tesla MRI machine?
"The cost of a 3-tesla whole body [MRI] system is more than US$3 million." from ... http://www.ic.gc.ca/epic/site/mitr-crtim.nsf/en/hm00286e.html
Where can a person buy a MRI machine?
An average person cannot buy an MRI machine, as they are reserved for medical purposes. If one was to find an MRI machine for sale, it would be very expensive to buy.
Do you have to put your whole body in a mri scan when testing the foot?
no, they will usually just put you half way in the machine
Can an MRI machine explode?
Yes.
Does MRI machines need maintenance?
A MRI machine may need maintenance. When the machine gets so old it can cause it to break.
What is the name of a machine in which the magnetic field is provided by an electromagnet?
MRI machine
Will an mri magnet destroy VHS tapes?
probably. only your body is supposed to go in the machine, no disks, devices, phones, or watches
How is helium use by hospitals?
for MRI machine
CAN YOU HAVE A MRI WITH A COCHLEAR IMPLANT?
Cochlear implants have magnets in them which interfere with the MRI process. The magnet from the implant will require removal before the MRI exam, but can be replaced after the scan. There are cochlear implants nowadays which can undergo medical procedures such as MRI's without removing anything.
Will my head be out of the MRI for an MRI of my tibia?
If the MRI technologist positions you with your leg going into the magnet (the MRI machine) then your head would be out of it. Call the facility where you are scheduled to have the MRI and ask to speak with the MRI technologist and they can fully explain to you exactly how you will be positioned.
