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Victoria Crump
Anatomy Weeks 1-5
| Term | Definition |
|---|---|
| Define homeostasis. | The maintenance of relatively constant internal conditions despite changes in either the internal or the external environment. |
| What are the 7 levels of organization in the body in order? | Chemical, organelle, cellular, tissue, organ, organ systems, and organism level. |
| What are 3 major structures of a typical cell? | 1. Plasma membrane 2. Cytoplasm 3. The nucleus |
| Define carbohydrate. | Carbohydrates provide the primary source of chemical energy needed by cell in the body. All carbohydrate compounds contain the elements carbon, hydrogen, and oxygen. |
| What is an isotope? | An isotope is a form of an element that has the same number of protons but a different number of neutrons in its nucleus, and therefore, a different mass number. |
| Define cation, anion, and ion. | An ion has gained or lost one or more electrons, giving it an overall electrical charge; A cation is a positively charged ion formed when an atom loses electrons; An anion is a negatively charged ion formed when an atom gains electrons. |
| Name the two cavities within the ventral body cavity space and give one example of each. | The upper thoracic cavity within the chest. Example: the heart. And, the abdominopelvic cavity that contains the abdominal and pelvic regions. Example: the liver. |
| What are the 3 main types of body planes. Why are these important in a medical setting? | The sagittal (right and left), coronal (front and back), and transverse (upper and lower). They provide a standardized way to describe locations and movements of body parts. |
| Name the 9 abdominopelvic regions. | Right hypochondriac, epigastric, left hypochondriac, right lumbar, umbilical, left lumbar, right iliac, hypogastric, and left iliac. |
| What are the 4 phases of mitosis | Prophase → Metaphase → Anaphase → Telophase |