Clinical Chemistry Practice Set Questions With Complete Solutions

What is acidosis correct answer: a ph below 7.35 What is alkalosis correct answer: a ph above the reference 7.45 Normal range of ph correct answer: 7.35-7.45 How does the lungs help regulate ph correct answer: retention or elimination of co2 by changing the rate or volume of ventilation How do the kidneys regulate ph correct answer: excreting acid and reclaiming HCO3 from the glomerular filtration What is the formula for henderson-hasselbach equation correct answer: PH= HCO3/(.03×Co2) What is compensate correct answer: when the bodies tries to restore acid base homeostasis whenever an imbalance occurs. What can cause metabolic alkalosis correct answer: excess vomiting, nasogastric suctioning, diruretics How would your body compensate for respiratory acidosis correct answer: the kidneys will increase the excretion of H and the reclamation of HCO3 What are some of the sources of error in collection and handling of blood gas specimens correct answer: collection device. concentration of heparin used ainticoagulation. speed of syringe filling maintenance of anaerobic environment mixing of sample transport and storage time before analysis Ideal collection device for arterial blood draws correct answer: 1-3ml syringe with heparin anticoagulant inside