Question

You are a running in a race. What is one feedback mechanism that happens as you increase exercise and muscle activity?

A) leg cramps


B) longer steps


C) increased heart rate


D) decrease in body temperature

Answer 1

a

Step-by-step explanation:

the leg cramps is a direct result of the physical activity due to the strain of the race .

the increased heart rate can be caused by a multitude of interactions

Answer 2

I feel like it'd be C or A

Step-by-step explanation:

C is pretty obvious cause when you become active, your heart rate increases. And A because your muscles are contracting and uncontracting.