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Integrated Physiolog
| Question | Answer |
|---|---|
| Homeostasis | stable internal conditions |
| receptor -> | control center -> effector |
| neg feedback | counteracts change |
| positive feedback | amplifies change |
| passive | no atp, high → low |
| active | energy, low → high |
| Osmosis | water moves to higher solute |
| hypertonic | high solute, cell shrivels |
| hypotonic | low solute, cell swells |
| Na⁺/K⁺ pump | 3 Na⁺ OUT, 2 K⁺ IN |
| Primary active | atp directly |
| secondary active | ion gradient indirectly |
| symport | same direction |
| antiport | opp direction |