12 terms

11organ systems of the human body

Integumentary system
skin, hair, nails protect underlying tissue
Muscular system
your skeletal muscles move your bones
Skeletal system
bones provide a frame to support and protect body parts
Cardiovascular system
heart pumps blood thru all your blood vessels
Respiratory system
lungs absorb oxygen and release carbon dioxide
Urinary System
removes waste from blood and regulates body's fluids
Nervous system
receive and send electrical messages throughout body
Lymphatic system
returns leaked fluids to blood vessels; gets rid of germs that harm you
Digestive system
breaks down food you eat into nutrients that can be absorbed into the body
Endocrine system
glands regulate body functions by sending out chemical messengers; ovaries in females and testes in male are part of this system
Reproductive system (male)
produces and delivers sperm
Reproductive system (female)
produces eggs and nourishes and shelters unborn babies