Short Term Effect on the muscular system

Question 1

What happens as the muscle temperature increases

Answer 1

•They need to create energy, a bi product of creating energy is an increase in muscle temperature.

This makes muscles more flexible and injuries are less likely to occur

Question 2

What happens when lactic acid is produced ?

Answer 2

Lactic acid is a bi product of exercising without using oxygen.
Lactic acid in muscles results in pain causing activity to be stopped or slowed down

Question 3

What happens during vascular shunt where blood is redistributed to the working muscles?

Answer 3

More blood is going to the working muscles during exercise than the bone essential organs
When at rest, this process is the opposite way round