Definition of rector for English Language Learners. : 1  a priest or minister who is in charge of a church or parish. : 2  a person who is in charge of a university or school.
Cardiac Cycle. in Physiology. Cardiac events appearing from the beginning of one heart beat to the beginning of next heart beat and repeating themselves successively. â¢ Cardiac cycle time (H.Rate = 75/min) : 0.8 sec. Systole: 0.27 sec. Diastole: 0.53 sec.
Heart rate can be defined as the figure that indicates how many times your heart beats in a minute. Similarly, resting heart rate (RHR) is defined as the heart rate when your body is at rest. Beats per minute (bpm) is the unit that is used to measure it.RHR helps evaluate the health of the lungs and the heart of a person. It helps determine the strength and efficiency of his cardiovascular system.eart rate can be defined as the figure that indicates how many times your heart beats in a minute. Similarly, resting heart rate (RHR) is defined as the heart rate when your body is at rest. Beats per minute (bpm) is the unit that is used to measure it.