Oral polio vaccine (OPV) is an attenuated vaccine, produced by the passage of the virus through non-human cells at a sub-physiological temperature, which produces spontaneous mutations in the viral genome. Oral polio vaccines were developed by several groups, one of which was led by Albert Sabin.
What is the OAT? The Optometry Admission Test (OAT) is a standardized examination. It is designed to measure the academic ability and comprehension of scientific information. The OAT is sponsored by the Association of Schools and Colleges of Optometry (ASCO) for applicants seeking admission to an optometry program.
The results are used to determine if there is the presence of fluid in the middle ear, a perforation of the ear drum, or for any other middle ear disorders. This test takes about 10 minutes. Otoacoustic Emissions Testing (OAE). Otoacoustic Emissions Testing (OAE) evaluates cochlear function in the ear.