Adv. Biology
Chapter 1 Vocab
1. Anatomy: the study of the structure and shape of the body and body parts and their relationships to one another 2. Physiology: the study of how the body and its parts work or function 3. Atoms: tiny building blocks of matter combine to from molecules such as water, sugar and proteins 4. Cells: the smallest units of all living things 5. Tissues: consist of groups of similar cells that have a common function 6. Organ: structure, composed of tow or more tissue types, that performs a specific function 7. Organ system: group of organs that cooperate too accomplish a common purpose 8. Organism: represents the highest level of structural organization, the organismal level 9. Integumentary system: external covering of the body, or the skin 10 . Skeletal system: consists of bones, cartilages, ligaments, and joints 11 Muscular system: allows you to walk, leap, grasp, throw a ball and smile 12 Nervous system: body’s fast acting control system 13 Endocrine system: controls body activities, but it acts much more slowly 14 Cardiovascular system: heart and blood vessels 15 Lymphatic system: complementary to that of the cardiovascular system 16 Respiratory system: keep the body constantly supplied with oxygen and to remove carbon dioxide 17 Digestive system: a tube running through the body from mouth to anus 18 Urinary system: removes the nitrogen-containing wastes from the blood and flushes them from the body in urine 19 Reproductive system: exists primarily to produce offspring 20 Movement: includes all the activities promoted by the muscular system 21 Responsiveness or irritability: the ability to sense changes in the environment and then to react to them 22 Digestion: the process of breaking down ingested food into simple molecules that can then be absorbed into the blood for delivery to all body cells by the cardiovascular