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Study Stack set 2
weeks 7-13
| Question | Answer |
|---|---|
| What is cardiac output (CO)? | The amount of blood the heart pumps in one minute. |
| What is stroke volume? | The amount of blood pushed out of the left ventricle with each heartbeat. |
| What is systolic pressure? | The pressure in arteries when the ventricles contract (the top number of BP). |
| What is the main muscle used for breathing? | The diaphragm, it contracts to pull air into the lungs. |
| What happens to CO₂ levels during hypoventilation (slow breathing)? | CO₂ builds up, which lowers blood pH and causes acidosis. |
| What is the main buffer system in the blood? | he bicarbonate buffer system |
| What hormone controls water reabsorption in the kidneys? | ADH (antidiuretic hormone) it makes the kidneys keep more water. |
| What do the kidneys do during metabolic acidosis? | They save more bicarbonate and get rid of more hydrogen ions |
| Glomerular filtration | The process where fluid and small particles are pushed from the blood into the kidney’s glomerulus to make the first part of urine. |
| "Oxygen moves from the _____ into the _____ because of differences in pressure." | Alveoli → blood. |