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Earlean Ross
Anatomy 1-2
| Term | Definition |
|---|---|
| What is anatomy? | the study of the structure and shape of the body and its parts, as well as their relationships to one another. |
| What is homeostasis? | the body’s ability to maintain a stable internal environment despite external changes. |
| What are the three components of a homeostatic control system? | the receptor , control center , and effector. |
| What are the six levels of structural organization in the body? | chemical, cellular, tissue, organ, organ system, and organismal levels. |
| What is the difference between an ionic bond and a covalent bond? | An ionic bond involves the transfer of electrons, while a covalent bond involves the sharing of electrons between atoms. |
| What are the three subatomic particles in an atom and their charges? | Protons (positive), neutrons (neutral), and electrons (negative). |
| What is a molecule? | formed when two or more atoms bond together chemically. |
| What is the importance of water in the body? | Water acts as a solvent, helps regulate temperature, and provides a medium for chemical reactions. |
| What are the four major organic compounds found in the body? | Carbohydrates, lipids, proteins, and nucleic acids. |