The phrase "sympathetic nervous system" is absent in this sentence.
When under stress, the body's glucose or blood sugar levels rise and the pupils of the eyes enlarge. Sympathetic nervous system is in charge of this response.
What would you do, for instance, if a scary-looking spider appeared on your coffee mug as you were enjoying it? Throw the coffee mug and flee, or try to kill by grabbing? The sympathetic nervous system is in charge of the fight-or-flight response. Whatever you decide, your sympathetic nervous system will direct your actions.
As a result, our nervous system is responsible for the tens of chemical and physical reactions of the body when we are in a stressful situation.
However, if you are constantly stressed, don't be surprised if your body malfunctions and becomes ill.
Learn more about the two divisions of the autonomic nervous system: https://brainly.com/question/17520523
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