Organ Systems
From the beginning of medicine, long before we had blood tests and imaging scanners, doctors have had to use their senses and learn to touch their patients to assess their state of health and organ system functioning.
![public domain https://commons.wikimedia.org/wiki/File:030608_Pupil.jpg](/sites/default/files/IrisL.jpg)
![public domain https://en.wikisource.org/wiki/Portal:Health#/media/File:Radial_pulse.jpg](/sites/default/files/PulseL.jpg)
![](/sites/default/files/AbDxL.jpg)
From the beginning of medicine, long before we had blood tests and imaging scanners, doctors have had to use their senses and learn to touch their patients to assess their state of health and organ system functioning.