Blood pressure is the force exerted by circulating blood on the walls of the blood vessels and is one of the principles of vital signs. true or false

True.

systolic is the pressure on the walls of the vessels during ventricular systole, or when the heart is contracting, and diastole is the pressure exerted during the time the heart is relaxed.

An advantage of an mri over ct scan is d. it produces better images of hard tissues. hope this : )