Data transmission. Data transmission, digital transmission, or digital communications is the physical transfer of data over a point-to-point or point-to-multipoint communication channel. Examples of such channels are copper wires, optical fibres, wireless communication channels, and storage media.ata transmission, digital transmission, or digital communications is the physical transfer of data over a point-to-point or point-to-multipoint communication channel.
A coal miner completes a screening survey for coalworker's pneumoconiosis. Screening, in medicine, is a strategy used in a population to identify the possible presence of an as-yet-undiagnosed disease in individuals without signs or symptoms. This can include individuals with pre-symptomatic or unrecognized symptomatic disease.
A vascular screening is a three part non-invasive diagnostic screening used in the detection of stroke risk, abdominal aortic aneurysm and peripheral artery disease. Over 700,000 Americans suffer a stroke each year. A large number of strokes can be prevented with proper diagnosis and treatment. An abdominal aortic aneurysm (AAA) screening detects if the wall of the artery has become weakened and distended. A ruptured aneurysm is lifet hreatening. Peripheral artery disease (PAD) occurs in the arteries of the circulatory system in the vessels that carry blood to the arms and legs.