Most physiologists required a Ph – D degree and licensing. Before taking any exams required by their state, they must pass the Foreign Pharmacy Graduate Equivalency examination (FPGEE), Test of English being a Foreign Language (TOEFL) and Test of Spoken English (TSE) exams. An individual who finds work on this profession can be described as a radiology technician if his competency qualifies him to complete work using x-ray, ultra-sound, CAT or ECG equipment that gives the doctors with scanned images that the latter use as bases for their diagnoses.