14 11 MAJOR ORGAN SYSTEMS all depend on each other! Reproductive system.Nervous systemLymphatic systemDigestive systemEndocrine systemIntegumentary systemMuscular systemSkeletal systemCardiovascular systemRespiratory systemUrinary system
15 Reproductive SystemFunctions: to allow the organism to reproduce (make babies). Pertinent (extremely important) to the survival of the species.
16 Reproductive SystemStructures: Females produces cells called eggs held in the organs called ovaries, and males produce the cells spermatozoon held in organs called testes.
17 Integumentary System Includes skin, hair, and nails. The skin is our largest organ!
18 Muscles for moving, heart beat, and digestion. Muscular SystemMuscles for moving, heart beat, and digestion.
19 Skeletal SystemBones frame and protect body parts.
20 Cardiovascular System The heart pumps blood to every cell for food and waste removal.
21 Respiratory SystemLungs absorb oxygen and release carbon dioxide.
22 Removes wastes from the blood and regulates body fluids. Urinary SystemRemoves wastes from the blood and regulates body fluids.
23 Receives and sends electrical messages with neurons. Nervous SystemReceives and sends electrical messages with neurons.
24 Lymphatic SystemReturns leaked fluids to blood vessels and helps flush harmful germs out.
25 Digestive SystemBreaks down food into nutrients.
26 Endocrine SystemGlands regulate body functions by sending out chemical messages.