The next step in diagnosis is a 12 lead ECG which can be performed in the doctorsâ office over a short period of time; however this is often non-conclusive in diagnosis because it is not very sensitive and there is only a small chance of a premature ventricular contraction occurring in the short period of time.
Microform is a general term for any material that contains a small image or microreproduction of a document. These document images are usually found on film, however some older formats used cardboard. There are two common film formats: microfilm and microfiche. Microfilm is a roll of film.Microfiche is a flat sheet of film. Since the images are so small, special readers/scanners are used to view the documents.hese document images are usually found on film, however some older formats used cardboard. There are two common film formats: microfilm and microfiche. Microfilm is a roll of film. Microfiche is a flat sheet of film.
Microvilli (singular: microvillus) are microscopic cellular membrane protrusions that increase the surface area of cells. They are involved in a wide variety of functions, in â¦ cluding absorption, secretion, cellular adhesion, and mechanotransduction.1 person found this useful.he presence of microvilli typically indicates absorption and or  secretion. Microvilli are cellular membrane protrusions that are  microscopic in size.