Digestive System/Excretory System – Ingests food and breaks it down into usable nutrients. Excretes solid waste products. Includes the mouth, esophagus, stomach, and intestines.
Cardiovascular/Circulatory System – Moves materials between body systems, including oxygen, nutrients, hormones, and waste products. Includes the heart, arteries, and veins.
Renal System/Urinary System – Cleans dissolved waste products from the blood and excretes them. Includes kidneys and bladder.
Endocrine System – Secrets chemical signals that allow body systems to act cooperatively sa needed. Includes hormone-producing tissues of the pineal gland and pituitary gland in the brain; the thyroid gland; the adrenal glands; the pancreas; and the ovaries and testes.
Nervous System – Allows perception, emotion, thought, and rapid response to the environment. Includes brain and nerves.
Musculoskeletal system – Allows the body to move on command.
Integumentary System/Exocrine System – Covers the body and regulates its exchange with the outside world. Includes skin, hair, nails, sweat, and other glands which secrete substances onto the skin.
Lymphatic System/Immune System – Fights infection. Includes lymphatic vessels which permeate the body.
Reproductive System – Allows the production of offspring. Includes ovaries, uterus, mammary glands (breasts), , and testes.
Special Senses.
Blood Anatomy and Physiology