All the white blood cells are able to move like an amoeba, and can migrate out of blood vessels into the surrounding tissues. Note-it is easy to confuse the different leucocytes in blood smears. To identify them, you need to look for the shape of the nucleus, and compare their size, relative to that of a red blood cell.
peri-. a prefix meaning âabout,â âaroundâ (perimeter; periscope), âenclosing,â âsurroundingâ (pericardium), ânearâ (perigee; perihelion).
Writers in English often get words spelled incorrectly because the vowels in English often do not get an accent so that it is hard to tell the difference in everyday speech. This is notably the case in words that have the roots or prefixes of peri-and -para-. Peri-is a Greek prefix. That means that it will normally be associated with roots from the Greek language. (There may be some exceptions, but that will be the rule).