A DDD pacemaker senses only the ventricle, but paces atrium and ventricle

Another name for the Affordable Care Act (ACA) is

a. Obamacare. b. managed care. c. individually mandated care. d. PMCA care.

Maximum flow in a given circular pipe occurs at a depth of ____ percent of full depth.

a. 12 b. 45 c. 72 d. 94