Acid-Base and Regulation
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| The normal venous pH range | show 🗑
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| show | The chemical buffer system.
The respiratory system.
The renal system.
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| show | Chemical buffer system.
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| How many minutes does the repiratory system act to acidosis or alkalosis and how does it effect the breathing depth and rate? | show 🗑
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| show | Renal system
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| show | 1 day
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| show | It retains HCO-3 and excretes H+ into the urine, causing the blood pH to increase.
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| Acids & bases are similar to salts thus they can.. | show 🗑
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| show | release
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| Hydrochloric acid (HCl), the acid found in the stomach that works to aid digestion, dissociates into a proton and a chloride ion. What is the equation? | show 🗑
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| How do the buffers work against sudden and large changes in the pH of body fluids? | show 🗑
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| show | carbonic acid-bicarbonate buffer system.
Carbonic acid (H2CO3)dissociates reversibly and releases bicarbonate ions (HCO-3)and protons (H+)
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| The carbonic acid-bicarbonate buffer system converts | show 🗑
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| The Henderson-Hasselbalch equation | show 🗑
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| show | the dissociation constant of the acid portion of the buffer combination
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| Normally the pK ratio is | show 🗑
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| The normal HCO3- to H2CO3 ratio is | show 🗑
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| show | sodium salts of dihydrogen phophate H2PO4-)and monohydrogen phosphate (HPO4-) NaH2PO4
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| NaH2PO4 - strong or weak base | show 🗑
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| show | 1/6
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| The body's most abundant and influential supply o buffers ___and found in the _____ | show 🗑
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| show | 75%
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| show | proteins
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| show | protein molecules that have a reversible ability are called
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| A good example of a protein that works as an intracellular buffer | show 🗑
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| reduced hemoglobin carries a negative charge true or false | show 🗑
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| show | two times the buffering power of all of the chemical buffer systems combined.
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| show | true
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| When the pH declines, the repiratory system responds by increasing... | show 🗑
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| show | decreases the breathing depth and rate
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| When the volume of CO2 eliminated from the lungs is less than the amount of CO2 produced at the tissue cells, respiratory acidosis is said to exist. true/false | show 🗑
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| The renal system can rid the body of acids such as... | show 🗑
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| show | regulate alkaline substances in the blood and restore chemical buffers
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| show | retains HCO3- and excretes H+ ions into the urine, causing the blood pH to decrease
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| show | H+ and excretes basic substances into the urine, causing the blood pH to decrease
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| Hypoventilation causes the partial pressure of the alvolar carbon dioxide (PAco2) to increase, which in turn causes | show 🗑
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| show | Pco2 decrease
HCO3- decrease
H2CO3 decrease
HCO3-:H2CO3 ratio increase
pH increase
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| Common causes of acute ventilatory failure | show 🗑
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| Renal Compensation Paco2 of 70 torr pH 7.30 HCO3- 33 | show 🗑
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| If a patient's ventilatory rate suddenly were to increase and cause the patient's Paco2 to increase to 20 torr, what approximate changes would be expected in the pH AND HCO3- levels | show 🗑
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| common causes of acute alveolar hyperventilation | show 🗑
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| common causes of metabolic acidosis | show 🗑
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| show | 140
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| plasma concentration of Cl- | show 🗑
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| show | 24
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| show | fixed acids
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| metabolic acidosis caused by a decreased HCO3- is often called | show 🗑
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| common causes of metabolic alkalosis | show 🗑
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Created by:
chanadine