When the teacher was handing out this test, you noticed that your respiration rate and heartbeat increased, your palms got sweaty, and your hand shook a little. Your pretest behaviors were triggered by the . Upon completion of the exam, your body returned to its normal state by way of the .

sympathetic nervous system; parasympathetic nervous system

Explanation: The Sympathetic nervous system is defined as the part of the autonomic nervous system that raises blood pressure and heart rate, constricts blood vessels, and dilates the pupils when under stress.

The Parasympathetic nervous system is one of the divisions of the autonomic nervous system, based between the brain and the spinal cord, that slows the heart and relaxes muscles.

more than 1 person for sure

because the early people found out about it.