Sagot :
Thigh Muscles
When faced with danger, your body tenses up, so that you are ready to spring into action. The muscles in your legs tense up, so you can run away, fight back by kicking, or hold still.
Arm Muscles
When faced with danger, your body tenses up, so that you are ready to spring into action. The muscles in your arms tense up, so you can strike out at danger, pull yourself away, or hold still.