How does your sympathetic nervous system use feedback to keep you healthy? O A. It decreases your attention when you are studying. O B. It speeds up your heart rate to help you deal with danger. O C. It slows down your breathing to help you deal with danger. O D. It increases your hearing when you are sleeping.

Biology · Middle School · Tue Nov 03 2020

Answered on

Here, option (B) is correct.

Nervous system speeds up your heart rate to help you deal with danger. our body releases a series of hormones that makes us hyper-alert, focused, and energised.