ABSTRACT, ADMISSION, ARTERY, BACKGROUNDS, BEING, BIOLOGY, BLOOD, CELLS, CLOSE, CLOSE-UP, CLOSEUP, EXIST, EXISTENCE, GROUP, HEALTH, HEALTHY, HUMAN, ILLUSTRATION, LIFE, LIVE, LIVES, LIVING, LOTS, MACRO, MEDICAL, MEDICINALLY, MICRO, MICROSCOPE, MICROSCOPIC, MORLEY, ORGANIC, ORGANS, PHIL, RED, UP, VEIN, VIEW,