Skeletal System Of The Human Msculoskeletal System

Introduction For every basketball you shoot, trick you land with a skateboard, or simply go swimming with friends, you are using muscles, joints, and bones. Without these body parts, you probably would not make it out of bed. Ninety-nine percent of the body’s calcium is in the bone and eighty percent of bone tissue by weight is minerals. The human musculoskeletal system is comprised of two systems in the body: muscular and skeletal. These systems consist of bones of the skeleton, muscles, cartilage, tendons, ligaments, joints, and other connective tissue that supports and binds tissues and organs together. The bones provide support for the body, which shapes our human skeleton. Joints connect different bones together to allow motion within …show more content…

The longest bone in the body is femur and the smallest bone in the body is stapes. There are two bone groups that make up all the bones in the adult human body: axial and appendicular skeleton. The axial consists of eighty bones. Twenty-nine bones in the skull, twenty-five bones in the thorax, and thirty-three bones in the vertebrae. The appendicular skeleton is the larger one out the two, covering one-hundred and twenty-six bones. The pectoral girdle holds four bones, upper extremity sixty bones, lower extremity sixty bones, and the pelvic girdle holding just two …show more content…

It enables you to bear weight and be mobile. The joints function consists of the muscle, cartilage, ligaments, and fluids all working together. Each joint provides different functions. The ball and socket joints are found in the hip and shoulders, and hinge joints are your elbows and knees. All joints provide a unique skill to maintain stability and mobility. For conditions such as arthritis, and osteoarthritis, understanding the joints and its functions can really help. The simple function of our joints are to connect one bone to another and allow us to move in different