5 main function of muscular system
Explain the 5 functions



1.Movement:
- skeletal muscle pull on the bones causing movement ot the joints
- skeletal muscle pull on the soft tissues of the face causing facial expression

2.Support:
- musles of the body will support the internal bones
- as this muscles lose their tone, the internal organs of the abdominal pelvic cavity may buldge outward as seen in some individuals as the age

3.Protection:
- skeletal muscle particularly of the body wall ashion the body's internal organs abdominal cavity from force applied to the exterior of the body
4.Heat generation:
- heat is a waste of product of muscle metabolism which helps maintain an internal temperature of 98.6 F

5.Blood circulation:
- They expand to increase blood flow during times of intense exercise when the body requires more oxygen.​