2. junctional rhythm. nyctohemeral rhythm a day and night rhythm. pendulum rhythm alternation in the rhythm of the heart sounds in which the diastolic sound is equal in time, character, and loudness to the systolic sound, the beat of the heart resembling the tick of a watch.
Medical Technologists and Medical Laboratory Technicians examine and analyze body fluids, such as blood and cells. The difference between Medical Technologists and Medical Laboratory Technicians is the complexity of tests performed, the level of judgment needed, and the amount of responsibility each has. It is the difference in the amount of education and experience that allows one to perform at the Medical Technologist or Medical Laboratory Technician level.
Radiologic technologists perform diagnostic imaging examinations, such as x rays, on patients. MRI technologists operate magnetic resonance imaging (MRI) scanners to create diagnostic images.adiologic technologists specialize in x-ray, and computed tomography (CT) imaging. Some radiologic technologists prepare a mixture for the patient to drink that allows soft tissue to be viewed on the images that the radiologist reviews. Radiologic technologists might also specialize in mammography.