Answer:
Heart rate is controlled by the two branches of the autonomic (involuntary) nervous system. The sympathetic nervous system (SNS) and the parasympathetic nervous system (PNS). The sympathetic nervous system (SNS) releases the hormones (catecholamines - epinephrine and norepinephrine) to accelerate the heart rate.
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<em>Hope</em><em> </em><em>it</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>you</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em></h2>
Answer:
You've already said you figured it out, but might as well answer for the points and anyone else that needs help. C, Tissue damage, is what you need to prevent.
Explanation:
Frostbite is a serious condition that can lead to the loss of limbs. Frostbite can be prevented by keep your hands and feet warm.
Answer: D) All of the above
It is all of the above because a lot of teens go through things and it could be any of the following they are all similar.
