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- Calculate the extra amount of O2 leftover per minute in an individual with plasma O2 = 2mL/L and RBC O2 = 98mL/L. O a. 25 mL 02/min O. 500 ml 02/min b. 250 mL 02/min O d. 1000 mL 02/minNaCl 10 mEq per hour, for a patient with hyponatremia. Available: NaCl 50 mEq per 500 mL D5 ½ NS. What is the rate of infusion that should be set by a nurse on the infusion pump? A. 1000 mL/hr B. 10 mL/hr C. 100 mL/hr D. 1 mL/hrA male patient has presented with the following results for spirometry and plasma Po2. What is your diagnosis? (Use your lecture notes to derive the normal range for these parameters. Also note that usually plasma O2 is determined by saturation percentage, not Po2, but humour me here). Parameter Vital Capacity FEV₁ FVC Arterial Po2 Venous Po2 COPD Value 3560 ml 2110 ml 3120 ml 90 mmHg 35 mmHg Pulmonary fibrosis O Pulmonary oedema O Methemoglobinaemia (causes a leftward shift in the oxygen-haemoglobin dissociation curve)
- If a patient is experiencing third-spacing edema, the most likely lab value you would expect to see that could cause this would be a. High serum sodium b. Low serum chloride c. High serum hematocrit d. Low serum albumin Be sure your answer is correct and detailed explained otherwise I give thumbs down/If a patient has a Hb level of 14 g/dL and a Pa(o2) of 55 mm Hg (85 percent saturated with oxygen), approximately how much oxygen is transported to the peripheral tissues in each 100 mL of blood? A. 16 mL/dL B. 17 mL/dL C. 18 mL/dL D. 19 mL/dLArterial acid-base status of a person exercising on a bike corresponds to point 0 on Davenport diagram. Which point on the diagram would represent his mixed venous acid-base status? A. 1 B. 2 C. 3 D. 4 E. 5 F. 6 G. 7 H. 8 I. 9 J. 10 Plasma [HCO3] (mmol/L) 40 10 6.8 7.0 120 80 60/ 40 30 ∞ 7.2 PCO₂ (mm Hg) N 7.4 pH 3 7.6 20 7.8 Buffer line 8.0
- Mr. Flint's lab work is back and his potassium level is slightly decreased at 3.1 mEq/L. The physician changes the IV fluid to 1 L of D5 NS + 20 = mEq KCl at a rate of 2.25 ( mEq/hr. You add the potassium to the D5 NS li and calculate the new lir rate. g Using the same drop р factor of 20 gtt/mL, what ra is the rate in gtt/min?Kidney failure would lead to the loss of the production of erythropoietin which untreated would lead to OA. Ischemic hypoxia OB. Anemic hypoxia OC. Hypoxic hypoxia D. Histotoxic hypoxia O E. None of the aboveWhich of the following must be avoided in the case of calcium-oxalate stones: a. milk O b. carrots O c. potato O d. spinach
- The doctor has ordered 1000 mL of D5W to run for 8 hours for a client. It was hung at 10 am with equipment that delivers 20 gtt per mL. When checked at 3:30 pm, it had run in 600 mL. To adjust the rate in order to finish on time, how many gtt per minute should the IV be set to run? a. 80 gtt/min b. 24.24 gtt/min c. 24 gtt/min d. 53.33 gtt/min e. 53 gtt/minA female patient has presented with the following results for spirometry and plasma Po2. What is your diagnosis? (You may need to look up the normal ranges for a female). Parameter Vital Capacity FEV₁ FVC Arterial Po2 Venous Po2 COPD Value 2120 ml 1450 ml 1810 ml 87 mmHg 34 mmHg Pulmonary fibrosis O Pulmonary oedema O Methemoglobinaemia (causes a leftward shift in the oxygen-haemoglobin dissociation curve)One of the following choices is CORRECT A.Glycated haemoglobin is reported as mmol HbA1c divided by mmol of total haemoglobin B.Galactosemia is due to the deficiency of galactose-1-P uridyl transferase C.The adequacy of dialysis is usually assessed by predialysis and postdialysis measurement of urea D.Individuals with a recent significant blood loss have truly low values of HbA1c E.Fructosamine test is a measure of fructose concentration in the blood F.Both D and E G.A, B and C D.None of the above
