
Is the external covering of the body

Consists of bones, cartilages, ligaments, and joints
Allows the mobility of the body as a whole

Consists of brain, spinal chord, nerves, and sensory receptors

Controls body activities by using hormones

Consists of the heart and blood vessels
Consists o lymphatic vessels, lymph nodes, and lymphoid organs

Respiratory system obtains oxygen and removes carbon dioxide
Is a one-way tube running from the mouth to the anus for processing nutrients

Removes nitrogen containing wastes from the blood and flushes them from the body in urine

Exists primarily to produce offspring
