<span>In the early 20th century, the public school system in France wanted to develop a test or assessment that would help the schools identify which students had difficulty learning or were unable to benefit from regular day to day classroom instruction. Two psychologists were able to come up with an assessment test to accomplish this task. Their names were Alfred Binet and Theodore Simon.</span>
sympathetic nervous system<span> can accelerate heart rate; widen bronchial passages; decrease motility (movement) of the large intestine; constrict blood vessels; </span>increase<span> peristalsis in the esophagus; cause pupillary dilation, piloerection (goose bumps) and perspiration (sweating); and raise blood pressure </span>
What property makes the normal pacemaker region of the heart function as a pacemaker?
The property of the normal pacemaker region is able to provide a normal setting for the heart to beat. It allows the heart to beat at a regular rate.
