Inexperienced drivers tend to ________ when they hear a siren approaching

Medical terminology suffix that means, "surgical fusion":

A) -desis. B) -ectomy. C) -oid. D) -tomy.

A function of the pericardium is to:

a. provide a barrier against extracardial in-fections. b. improve blood flow through the heart. c. play a role in cardiac conduction. d. assist in cardiac contraction.