Question

Which would cause fatigue in the body of a long-distance runner?

Multiple choice question.

A)
buildup of lactic acid in muscles

B)
metabolizing oxygen aerobically

C)
excess ATP created in muscle cells

D)
decrease of fermentation energy

Answer 1

the anwser is A. buildup of lactic acid in muscles

Step-by-step explanation:

hope this helps :) explanation below

A long run results in a build-up of lactic acid and other waste products in your muscles and tissues, which causes weakness and fatigue. 1 It takes time for your body to eliminate the waste products and repair the muscle fibers.