The musculoskeletal system gives the body its specie structure. It also provides support to the body and gives the body its ability to move.

Tendons are muscle tissues that hold the muscle to its respective bone while ligaments are elastic tissues with great strengths to hold the bones together at their joints.

Tendons are muscle to bone tissues, while ligaments are bone to bone tissues.

The skeletal muscle tissue is considered to be a voluntary tissue because it can only move at the will of the organism it belongs to, unlike the heart muscle which can carry on to pump blood around the body without any signal from its organism.

The skeletal muscle tissue is considered to be a voluntary tissue because it can only move at the will of the organism it belongs to.

As one muscle in the leg contracts to stretch the leg out, the other muscle in the pair expands. To unstretch the leg, the expanded muscle will contract and the contracted muscle will expand

Osteoporosis is a disease usually associated with old age. In this disease, bones begin to loose their tissue mass, becoming weak as they do so. The bone(s) become weak and vulnerable and more prone to getting fractured during injuries.

Bones become weak due to osteoporosis in old age and weak bones can fracture during injuries.

Chest muscles would be fast-twitch muscles since they are used in short bursts such as powerlifting.