As your muscles contract during activity, more blood is returned to the heart. which variable would be affected and what would b

Question

liberstina [14]

3 years ago

9

As your muscles contract during activity, more blood is returned to the heart. which variable would be affected and what would b

e the outcome of this action?

Biology

1 answer:

timama [110] · Answer 1 · 2022-08-13T15:28:03+03:00

Heart rate. <span>From this site, the two channels of the autonomic nervous system originate the sympathetic and parasympathetic components. The sympathetic components increase heart rate by releasing the neural hormone catecholamines - epinephrine and norepinephrine. These hormones are cardio accelerators. Acceleration of the heart rate is called tachycardia.</span>