Digitalis has two unique therapeutic benefits: a slowing of the cardiac conduction, resulting in increased ventricular filling, and increased strength of contraction without the use of additional oxygen.

Safety goggles are a PPE item ____.

A. and, although not mandated for routine blood collection, their use is highly recommended B. and are mandated for routine blood collection C. but are used so rarely that few labs keep them in stock D. and are mandated for all blood collection

Match the following terms with the correct definition.

A. relaxation of a blood vessel B. the contraction phase of the heart C. the contraction of a blood vessel D. the relaxation phase of the heart