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Physiology Chapter 6
Interaction Between Cells and the Extracellular Enviornment
Question | Answer |
---|---|
What percentage of the bodies water is located inside the cell? | 67% |
What percentage of the bodies extracellular water is located in the interstital fluid and how much is in the blood plasma? | 80%/20% |
What does the Na+/K+ pump need to move 3 Na+ out of the cell and 2 K+ into the cell? | ATP |
What type of transport mechanism is used in the Na+/K+ pump? | Active transport |
What provides energy to change the shape of the channel and then drives the ions through the channel? | ATP |
What remains bound to the transport channel and changes the shape of the channel? | One phophate group from the ATP |
Na+ and K+ move from an area of ______ concentration to an area of _________ concentration. | Low/High or against the concentration gradient |