Examlex
In estimating the population mean when the population size N is small, the confidence interval estimator of is .
Depolarization
The process in which the resting membrane potential of a cell becomes less negative, making the cell more likely to fire an action potential.
Pacemaker Cells
Specialized heart cells that generate and regulate the heart's rhythm.
Afterload
The force the heart must overcome to pump blood during the contraction phase.
Preload
Preload refers to the degree of stretch of the cardiac ventricles at the end of diastole, just before contraction.
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