In a nuclear waste management accident, alpha particles with an RBE of 19.0 deliver a dose of 0.0940 rads to a 65 kg person. Determine the biologically equivalent dose in mrem. 116090 x 1790 mrem
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- Radiation a) During a workday a worker was discovered to have consumed 1/3 gallon of water contaminated with 2.5 kBq/liter of I-131. Estimate the committed effective dose equivalent (whole body) and organ (thyroid) dose to a reference person. For the whole body dose, calculate in two ways using dose conversion factors and also in relation to the ALI. Show your work. b) An investigation revealed that a worker unknowingly ingested Polonium 210 (form Y). A 24 hour fecal sample measured three months after ingestion contained 5.4 µCi Po- 210. Estimate the committed effective dose equivalent to a reference person.Find the approximate radiation dose (in mSv) for 0.1 Gy exposure to thermal neutrons. (Hint: relative biological effectiveness for various types of radiation can be found in Table 32.2 in the text.) A range of answers is acceptable.A sample to be used for medical imaging is labeled with 18F,which has a half-life of 110 min. What percentage of the originalactivity in the sample remains after 300 min?
- A patient received a single 245.97 mg IV bolus dose of an antibiotic and the plasma drug concentration was determined as 13.62 mg/L and 5.94 mg/L at 2.04 hours and 11.52 hours following the drug administration, respectively. On a separate occasion, a single 427.73 mg oral dose of the same antibiotic was administered to the same patient and the plasma drug concentration was determined as 0, 5.01, 5.77, 3.43, 1.1 mg/L at 0, 3.15, 7.69, 14.39, and 27.5 hours following the drug administration. Please calculate the bioavailability of this drug without utilizing any data fitting program.A nurse administered 4.80 mLmL of a radioisotope solution that has an activity of 195 μCi/mLμCi/mL . What total dose of the radioisotope did the patient receive? Express your answer to three significant figures and include the appropriate units.Your 64YO 152lb, 5ft 8in female patient daignosed with advanced bladder cancerhas been prescribed ifosamide 1500mg/m2/day IV for 5 days. You calculate the BSA using the Mosteller method as being 1.82m2. Ifosfamide is available in 60mL vials containing 3g of drugs. How many mL will you administer each day?
- Doctors order Tazicef (ceftazidime) 1.5 g IV Q12H. Refer to the label below. How much Tazicef will you draw up for one dose? NDC 0409-5086-11 equivalent to 6 grams ceftazidime TAZICEF® Store at 20° to 25°C (68' to 7) (See USP Controled Room Temperaturel Primarily for institutional use. MPÓRTANT: This vial is under reduced pressure, Addition of diluent generates a positive pressure. Before reconstituting, see Instructions for Reconstitution. Usual Adult Dosage: 1 gram every 8 to 12 hours. Ih severe, refractory or Ite-threatening infections, 2 grams every 8 hours. See accompanying prescribing information. In two stages, add Sodium Chloride Injection, Sterile Water for Injection or Bacteriostatic Water for Injection according to table below. See accompanying prescribing information. SHAKE WELL, Use promptly. (Discard vial within 4 hours after initial entry.) Ceftazidime For Injection, USP Approx. Concentration Amount of Duent gram/5 ml 1 gram/10 mL 26 mL 56 mL 10 PHARMACY BULK VIALS NOT…The doctor ordered furosemide 0.4mg/kg in papertabs to a 55-lb pediatric patient.what is the dose in milligrams that will be given to the patient? Show your computationApproximately what amount (in Sv) of short-term exposure to radiation produces noticeable effects in humans?
- A mixture containing only KCl and NaBr is analyzed by the Mohr Method. A 0.3172-g sample is dissolved in 50 mL water and titrated to the Ag2CrO4 endpoint, requiring 36.85 mL of 0.1120 M AgNO3. A blank titration requires 0.71 mL of titrant to reach the same endpoint. Report the % (w/w) KCl and NaBr in the sample. [Ans . 84.41 % (w /w); 17.59 % (w /w)]Technetium-99m (99m Tc) is a radioactive isotope commonly used in medical diagnosis. It emits gamma rays with a half-life of 6.0058 hours. A sample with activity 8.5 × 108 Bq is injected into a patient What percentage of this activity will remain after 28 hours? Give your answer as a percentage to 1 decimal place. Percentage of activity remaining: %OUESTONETZ Patient 1 received an accidental radiation dose of 0.343 J/kg from slow neutrons with RBE = 4.31. Patient 2 was exposed to a beam of protons with RBE = 5.14 and received the same equivalent dose as the Patient 1. What is the radiation dose from protons received by Patient 2 (in J/kg)?