Multiple choice Acute inflammation in a body characteristically involves constriction of arterioles capillary endothelial cell enlargement influx of macrophages influx of mast cells influx of neutrophils Reveal answer Fill a bubble to check yourself E Correct answer Explanation Neutrophils are chemotactically attracted to the site of inflammation by C5 a and mast cell chemotactic factors such as leukotriene B4.