Ex: mouth, liver, throat

-Releases and absorbs nutrients from food, removes wastes; maintains water and chemical balance

Ex: pituitary, pancreas, Hypothalamus

-Maintains body temp, metabolism development, and reproduction. Maintains homeostasis; regulates other organ systems

Ex: skin, nails, hair

-Protects against injury, infection and fluid loss; helps regulate body temp.

Ex: white blood cells, vessels, lymph nodes

-Defends against pathogens and diseases

Ex: heart, blood vessels, valve(s)

-Pumps and circulates blood though body and to brain from heart; provides oxygen

Ex: skeletal, muscle tissue, biceps

-Moves limbs and trunk(mobility); moves substances through body-provides structure and suppose

Ex: brain, spinal cord, nerves

-Regulates behavior; maintains homeostasis; regulates other organ systems. Controls sensory and motor functions

Ex: breast, penis, ovaries

-Produces gametes and offspring

Ex: lungs, nose, mouth

-Moves air into and out of lungs; controls gas exchange between blood and lungs

Ex: bones, joints, skull

-Protects and supports the body and organs; interacts with skeletal muscles, produces red and white blood cells and platelets

Ex: bladder, kidney, urethra

-Stable salts and substances and removes liquid waste from blood; transfers urine from kidneys to bladder; contains urine

Ex: heart, blood, lymph nodes

-Transports nutrients, wastes, hormones and gases