The white blood cells called _______________ release substances such as histamine, which promotes inflammation, and heparin, which is an anticoagulant. 

Which of the following depths has been found to be the limit for efficient removal of plaque, calculus, and necrotic cementum?

A) 1.75 mm B) 2.73 mm C) 3.73 mm D) 4.85 mm E) 5.03 mm

An MI that extends through the entire thickness of the heart muscle is a/an:

A) nontransmural MI. B) anterior MI. C) aposterior MI. D) transmural MI.