PET scan is an imaging technique which produces images of the body by detecting radiation or gamma rays emitted from…
MRI is based on the magnetic properties of hydrogen which is one of the constituents of cerebral tissue and other…
The X-ray technique described in this post is a two-dimensional image. The most useful three-dimensional X-ray imaging technique is the…
Background of X-ray Imaging X-rays were discovered accidentally by the Germany Physicist William Roentgen in 1895, while experimenting with electron…
Diagnostic techniques are investigations and tests performed on patients with the intention to identify the cause of illness. The ultrasound…
Electrooculogram is an electrophysiological monitoring method to record electrical activity of the eyeball. It is a test to measure the…
The contraction of the skeletal muscle results in the generation of action potentials in the individual muscle fibres, a record…
The brain generates rhythmically potentials which originate in the individual neurons of the brain. These potentials get summated as millions…
The recording of the electrical activity associated with the functioning of the heart is known as Electrocardiogram. ECG is quasi-periodical,…
Introduction Bioelectric events have to be picked up from the surface of the body before they can be put to…
