The heart sends returned blood to the lungs, where oxygen is exhaled and carbon dioxide is inhaled.

Class I antiarrhythmics are called ________ channel blockers

Fill in the blank(s) with correct word

Digital radiography images can be accessed

a. at only one workstation at a time, thereby decreasing convenience for physicians providing patient care. b. at no more than two workstations at a time, thereby decreasing convenience for physicians providing patient care. c. at several workstations at the same time, thus making image viewing very convenient for physicians providing patient care. d. digital images cannot be accessed at any workstations by physicians.