تدوينات
خميس, 01/30/2014 - 20:34
Here is a list of informative facts about your kidneys:
They are located at the towards the back, just below the ribcage
They are the size of a fist (or a computer mouse)
They contain 8-12 ‘pyramids’ (also known as kidney medullas)
They filter 190...
خميس, 01/30/2014 - 20:34
Defining Ultrasound:
Audible 20Hz and 20 000Hz.
Infra sound Below 20Hz
Ultrasound Above 20 000Hz
When an ultrasound wave passes through tissues:
Attenuation: Reduction in amplitude and intensity of wave
Refraction: Change in direction &...