Which of the following which of the following reactions is an endergonic reaction that could occur in a cell, but only if coupled to the hydrolysis of ATP? ( delta G= -32 kJ/ mol)?
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- Using the normal arterial blood gas values (pH = 7.35-7.45; Paco2 = 35-45 mm Hg; HCO3- = 22-26 mEq/L), identify both the primary disturbance and the degree of compensation for these three arterial blood gas readings: (a) pH = 7.20 (b) pH = 7.20 (c) pH = 7.36 Paco2 = 35 mm Hg Paco2 = 25 mm Hg Paco2 = 20 mm Hg [HCO3-] = 17 mEq/L [HCO3-] = 17 mEq/L [HCO3-] = 17 mEq/LIV D5W/NS with 20 mEq KCL 1,000 mL/8 hr Allopurinol 200 mg PO tid Fortaz 1 g IV q6h Aztreonam (Azactam) 2 g IV q12h Flagyl 500 mg IV q8h Acetaminophen two tablets q4h prn A.Calculate mL/hr to set the IV pump. B. Calculate how many tablets of allopurinol will be given PO. Supply: 100 mg/tablet. C. Calculate how many mL/hr to set the IV pump to infuse Fortaz. Supply: 1-g vial to be diluted 10 mL of sterile water and further diluted in 50 mL NS to infuse over 30 minutes. D. Calculate how many mL of aztreonam to draw from the vial. Supply: 2-g vial to be diluted with 10 mL of sterile water and further diluted in 100 mL NS to Infuse over 60 minutes. E. Calculate how many mL/hr to set the IV pump to infuse Flagyl. Supply: 500 mg/100 mL to infuse over 1 hour.Doctor's Order: Nafcillin 500 mg po pc; Available: Nafcillin 1 gm tab (scored). How many tab will you administer per day? a. 2.5 tabs IF b. 2 tabs c. 1.5 tabs d. 1 tab ANSWER: COMPUTATION : Doctor's Order: Synthroid 75 mcg po daily; Available: Synthroid 0.15 mg tab (scored). How many tab will you administer? 1 tab a. b. 0.5 tab c. 2 tabs d. 1.5 tabs ANSWER: COMPUTATION : Doctor's Order: Diuril 1.8 mg/kg po tid; Available: Diuril 12.5 mg caps. How many cap will you administer for each dose to a 31 lb child? a. 2 caps b. 2.5 caps c. 3 caps d. 1.5 caps ANSWER: COMPUTATION : Doctor's Order: Cleocin Oral Susp 600 mg po qid; Directions for mixing: Add 100 mL of water and shake vigorously. Each 2.5 mL will contain 100 mg of Cleocin. How many tsp of Cleocin will you administer? 3 tsp 5 tsp 3.5 tsp a. b. c. d. 1 tsp ANSWER: MPUTATION:
- Choose between 0.8, 5, 10 or 15 ng/LGiven the following ABG (arterial blood gas) values for an asthmatic patient, what is your diagnosis? Briefly explain how you came to that diagnosis. pH = 7.33 (normal range: 7.38-7.42 PaCO2 = 55 mm Hg (normal range: 38-42 mm Hg) HCO3– = 25 mEq/L (normal range: 22-28 mEq/L) PaO2 = 70 mm Hg (normal range: 75-100 mm Hg)152+(8.635x102 )+(0.021x103 )
- A drug with an elimination half-life of 1 hour was given to a male patient weighing 60 g by IV at rate of 300 mg/hr. at 7 hours after infusion, the plasma drug concentration was 11 mcg/mL. (PROVIDE SOLUTION) 1. What is the total body clearance in mL/hr? a. 27, 274.00 mL/hr b. 27, 272.72 mL/hr c. 27, 772.02 mL/hr d. 27, 773.00 mL/hrDetermine the % inaccuracy by calculating the percent error of the micropipette at the set volume of 100 µL A. Standard deviation B. Covieffecrnt of varaiant C. % error (precision) Percent error = mean volume delivered -expected volume x 100 Expected volume RUN Weight Measurement (in g) 1 0.0985 2 0.0987 3 0.0985 4 0.0982 5 0.0984 6 0.0984 7 0.0981 8 0.0983 9 0.0982 10 0.0988 Total 0.9841 A. Standard deviation B. Covieffecrnt of varaiant C. % error (precision)A child weighing 22 lbs, has an infection and the doctor orders erythromycin drops 2.0 mLp.o. q6h. The bottle states that the usual dosage is 20.0-40.0 mg/kg/day, and there are35.0 mg per 1.5 mL. Find the min and max dosage per day in mL. Is the order within therecommended dosage?
- When determining CFUs for a dilution of the same sample at 10-2 and 10-3 which of the following results would seem the most accurate to you? Explain why in the space below. A. 110,000 CFU/mL for 10-2; and 140,000 CFU/mL 10-3 B. 110,000 CFU/mL for 10-2; and 14,000 CFU/mL 10-3 C. 10,000 CFU/mL for 10-2; and 140,000 CFU/mL 10-3 D. none of the aboveAssuming a normal barometric pressure of 760 mm Hg, if the percentage of oxygen is 0.4, the partial pressure of oxygen would be: A. 159 mm Hg C. 304 mm Hg B. 215 mm Hg D. 560 mm HgMatch the Law/Effect with its definition/description A. Boyle’s Law B. Henry’s Law C. Dalton’s Law D. Haldane Effect E. Bohr Effect 1. The pressure of a gas is inversely proportional to its volume 2. A lower, more acidic pH promotes oxygen dissociation from hemoglobin 3. Hemoglobin saturated with oxygen has a low affinity for carbon dioxide 4. The concentration of a gas in a liquid is directly proportional to the solubility and partial pressure of that gas 5. The total pressure exerted by a mixture of gases is the sum of the partial pressures of the gases in the mixture
