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Chapter 1
A&P
| Question | Answer |
|---|---|
| What are the survival needs | nutrients, oxygen, water, normal body temperature, and appropiate atmospheric pressure |
| What separates the thoraic cavity from the abdominopelvic cavity? | the diaphragm |
| Structure determines ___ | function |
| Positive feedback | enhances stimulus |
| What is the hypothalamus? | area in brain that helps regulate homeostasis |
| Examples of positive feedback: | labor contractions and blood clotting. |
| Metabolism | chemical reactions |
| Atom | subatomic particle such as proton, nerutron, and electrons |
| Molecule | 2 or more atoms |
| Cell | smallest functioning unit of a living organism |
| Organelles | small version of an organ |
| Tissue | group of many similar cells |
| Organ | 2 or more tissue types |
| Organ System | group of organs that work together to perform major functions |
| Organism | living thing that can perform all functions necessary for life |
| Main purpose of negative feedback: | maintain homeostasis |
| Negative feedback moves ___ | in the opposition direction of stimulus |
| Examples of negative feedback: | regulation of body temperature |
| Cytology is the study of __ | cells |
| hypo | below |
| hyper | above |
| Metabolism | chemical reactions |