The skeletal system is all of the bones and joints, which acts as a scaffold for the soft tissues of the body. The muscular system is attached to the bones and is responsible for movement.
The cardiovascular system includes the heart, blood vessels and the blood itself. The cardiovascular system is responsible for transporting oxygen, hormones, nutrients and waste to the correct parts of the body.
The digestive system, a group of organs working together, converts food into energy. The endocrine system consists of the glands and hormones that regulate the functions of the body.
The nervous system includes the brain, spinal cord, sensory organs and nerves, all of which control the body. The airway, lungs and respiratory muscles make up the respiratory system, which provides oxygen to the body.
The immune and lymphatic systems serve as the body's defense against infectious pathogens and as filters for the pathogens. The urinary system, which filters the blood to remove waste, includes the kidneys, ureters, urinary bladder and urethra. The reproductive systems are responsible for producing sex hormones and facilitating reproduction.
External human features include structures such as the face, body and secondary sex characteristics such as breasts and body hair.Learn more about Human Anatomy