 JOBS: ◦ Delivers oxygen and nutrients to cells ◦ Transfers waste/Carbon Dioxide away from Cells  Major Organs: ◦ Heart ◦ Vein ◦ Arteries

 Job ◦ Takes in food ◦ Cut into smaller pieces for the body to use as energy  Major Organs ◦ Stomach ◦ Small and Large Intestine ◦ Mouth

 Job ◦ Produces hormones to help maintain homeostasis ◦ Influence growth, nerve cells sex characteristics, and development  Major Organs ◦ Pituitary Gland ◦ Thyroid Gland

 Job ◦ Removes wastes from the Body  Major Organs ◦ Kidney ◦ Urinary bladder

 Job ◦ Specialized to fight and destroy invading organisms  Major Organs: ◦ Helper T Cells

 Job: ◦ Prevent and Fight Infections  Major Organs: ◦ Skin ◦ Hair ◦ Nails

 Job ◦ Provide involuntary movement (heart beats) and voluntary movement (walking)  Major Organs: ◦ Heart ◦ Biceps

 Job ◦ Monitor information about external/internal environment  Major Organs ◦ Brain, Spine, and Nerves

 Job ◦ Continuation of the Species  Major Organs ◦ Penis ◦ Vagina

 Job: ◦ Inhaled oxygen in required for the breakdown of food ◦ Resulting carbon dioxide must be exhaled from the body.  Major Organs ◦ Nose ◦ Trachea ◦ Lungs

 Job ◦ Provide shape and movement ◦ Protect internal organs  Major Organs ◦ Skull ◦ Backbone ◦ Femur ◦ Ribs