1.
ORGAN SYSTEMS 1. Integumentary System:
Forms the external body covering, protecting deeper tissues from injury. a. Hair b. Skin c. Nails 2. Skeletal System:
Protects and supports body organs, and provides framework the muscles use to cause movement. Bones store minerals and are formed from blood cells. d. Bones e. Joints 3. Muscular System:
Allows manipulation of the environment locomotion and facial expression. Maintains posture and produces heat. f. Skeletal Muscle 4. Lymphatic System (Immunity):
Picks up fluid leaked from blood vessels and returns it to blood. Disposes of debris in the lymphatic stream. Houses white blood cells involved with immunity. Attacks foreign substances in the body. g. Red bone marrow h. Thymus i. Lymphatic vessels j. Thoracic duct k. Spleen l. Lymph nodes 5. Respiratory System:
Keeps blood constantly supplied with oxygen and removes carbon dioxide. This happens at the walls of the air sacs of the lungs. m. Nasal cavity n. Pharynx o. Larynx p. Trachea q. Bronchus r. Lungs

6. Digestive System:
Breaks down food into absorbable units that enter the blood for distribution to body cells. Indigestible foods are eliminated to feces. s. Oral cavity t. Esophagus u. Liver v. Stomach w. Small intestine x. Large intestine y. Rectum z. Anus 7. Nervous System:
Fast-acting control system of the body that responds to internal and external changes by activating appropriate muscles and glands. {. Brain |. Spinal cord }. Nerves 8. Endocrine System:
Glands secrete hormones that regulate processes such as growth, reproduction, and nutrient (metabolism) use by body cells. ~. Pineal gland . Pituitary gland . Thyroid gland . Thymus . Adrenal gland . Pancreas . Ovary . Testes 9. Cardiovascular System:
Blood vessels transport blood, which carries oxygen, carbon dioxide, nutrients, wastes, etc. The heart pumps blood throughout the body. . Heart . Blood vessels 10. Urinary System:
Eliminates nitrogenous wastes from the body. Regulates water, electrolyte and acid-base balance of blood . Kidney . Ureter . Urinary bladder . Urethra

11. Male and Female