For an accurate measurement of cardiovascular activity, researchers typically: D) measure the number of heartbeats per minute.
<h3>What is cardiac cycle?</h3>
Cardiac cycle is a process that involves the complete heartbeat of the human heart, which comprises sequential alternating contraction and relaxation of the atria and ventricles, so as to cause blood to only flow in one direction throughout the human body during any cardiovascular activity.
As a general, researchers should typically measure the number of heartbeats of a person per minute, so as to ensure an accurate measurement of cardiovascular activity.
Read more on cardiovascular activity here: brainly.com/question/1578171
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Virginia, North Carolina, and Georgia were the three states with 1 battle during the American Revolutionary War.
<span>Total Incorporation was the theory that proposed the Fourteenth Amendment create a broad but undefined set of rights. However the theory was rejected in favor of Selective Incorporation and Total Incorporation has never been adopted by a majority of the U.S. Supreme Court.</span>
No bro, we straight over here