11 Systems of the Human Body

INTEGUMENTARY SYSTEM MAJOR FUNCTION: COVERS & PROTECTS UNDERLYING STRUCTURES RETENTION OF BODY FLUID MAJOR ORGANS: SKIN HAIR NAILS

SKELETAL SYSTEM MAJOR FUNCTION: SUPPORT PROTECTION MAJOR ORGANS: BONES JOINTS

MUSCULAR SYSTEM MAJOR FUNCTION: MOVEMENT MAJOR ORGANS: SMOOTH MUSCLE VOLUNTARY INVOLUNTARY MAJOR ORGANS: SMOOTH MUSCLE CARDIAC MUSCLE SKELETAL MUSCLE

NERVOUS SYSTEM MAJOR FUNCTION: ALLOWS BODY TO RESPOND TO STIMULI Muscles, Glands and Organs MAJOR ORGANS: BRAIN SPINAL CORD NERVES

CARDIOVASCULAR SYSTEM MAJOR FUNCTION: TRANSPORTS: O2, CO2, NUTRIENTS, HORMONES, ETC MAJOR ORGANS: HEART BLOOD VESSELS ARTERIES, VEINS, CAPILLARIES

RESPIRATORY SYSTEM MAJOR FUNCTION: GAS EXCHANGE O2 IN CO2 OUT MAJOR ORGANS: LUNGS TRACHEA LARYNX

URINARY SYSTEM MAJOR FUNCTION: CONTROL WATER/SALT IN BLOOD REMOVE WASTE MAJOR ORGANS: KIDNEY URETER URETHRA URINARY BLADDER

DIGESTIVE SYSTEM MAJOR FUNCTION: BREAK DOWN FOOD ABSORB NUTRIENTS MAJOR ORGANS: ESOPHAGUS STOMACH INTESTINE (SMALL & LRG) LIVER PANCREAS

ENDOCRINE SYSTEM MAJOR FUNCTION: REGULATES BODY SYSTEMS WITH HORMONES MAJOR ORGANS: ENDOCRINE GLANDS

REPRODUCTIVE SYSTEM MAJOR FUNCTION: PRODUCE GAMETES (SPERM OR EGG) PRODUCE NEW OFFSPRING MAJOR ORGANS: TESTES/OVARIES UTERUS URETHRA Testes

LYMPHATIC SYSTEM MAJOR FUNCTION: CARRIES FLUID FROM TISSUE TO BLOOD REMOVE PATHOGENS FROM TISSUE FLUID MAJOR ORGANS: LYMPH VESSELS LYMPH NODES SPLEEN