click below
click below
Normal Size Small Size show me how
physio
study stack set 1
| Question | Answer |
|---|---|
| What is homeostasis? | The relatively constant states maintained by the body |
| What are the 4 components involved in every feedback control loop? | Sensor mechanism, integrator or control center, effector mechanism, feedback |
| What part of the body regulates temperature? | The hypothalamus |
| What are the 3 types of carbohydrates? | Monosaccharides, Disaccharides, Polysaccharides |
| What is osmosis? | Movement of water through a semipermeable membrane |
| What happens to a cell in a hypotonic solution? | It swells too much because of water movement into the sell and eventually bursts |
| What happens to a cell in an isotonic solution? | The cell stays the same because of no water movement |
| What happens to a cell in a hypertonic solution? | The cell loses water by osmosis and shrivels. |
| Endocytosis is a type of passivetransport process. true or false? | False |
| What is the role of enzymes in a cell? | To act as chemical catalysts that allow metabolic reactions to occur. |