Gemini wrld

nbme 4 step 3 practice exam 65 yo F has a 3 month hx of *increasing low back pain*. Had low back pain for past 3 yrs that's been treated w/NSAIDs and codeine. Now rated as 7/10 in severity. Pain radiates to both legs, worsens when walking or standing & Relieved when sitting. 1 YEAR AGO: X ray lumbosacral spine: mild osteoarthritis. Exam: 4/5 mm strength LE, hyporeflexia of knees&ankles b/, unsteady gait b/c of pain. No other abnormalities. Most appropriate diagnostic study of lumbosacral s...

NBME Practice Tests What antiretroviral prevents entry into a CD4+ t-cell - Enfuvirtide Severe pain after meals (better when she doesn't eat), unintentional weight loss, hx of atherosclerosis + abdominal bruit and absent pedal pulses. What artery could be atherosclerotic? - Superior Mesenteric What is the inheritance pattern of Fragile X? How does transmission change if the mother has fragile X vs. the father? - It is X linked dominant (like hypophosphatemic rickets and Alport...

NBME 2023 A+ 25 yo F at 27 weeks w/ severe contractions x6 hours, vaginal spotting, contractions every 2-3 mins w/ FHR 130 and no decels, cervic 1-2 cm and 70% effaced, GBS is positive. next step? - IM beclamethasone THEN later can give penicillin man w/ 15 yr hx of difficult relaxing hands after tightly gripping objects or shaking hands, difficulty releasing after gripping w/ hands. dx? - myotonic muscular dystrophy pt unable to see out of R eye since awakening 2 hrs ago. vis...

NBME exams What are the terms for IV vs PO? - parenteral enteral What does Tourettes often present with? what does diagnosis require? - ADHD, OCD at least 1 vocal tic (throat clear, grunt), 1 motor tick What is persistent motor tic disorder? - motor tics only (if motor and vocal then tourettes, if just vocal then vocal tic disorder) for >1 yr What is 1st line tx for tourettes? - a agonists: guanfasine atypical neuroleptics: risperidone, pimozide (like a hal...

EPA 608 (TYPE II) Exam When a new system has been assembled, the first thing to do is? - Pressurize the system with an inert gas & leak check. After installation of a field-piped R-410A split heat pulp, the unit should first be? - Pressurized with nitrogen then leak checked. The EPA regulations require that any appliances containing more than 50 pounds of refrigerant (except for commercial & industrial process refrigeration) must be repaired when the leak rate exceeds ________...

EPA 608 UNIVERSAL EXAM (2023 A+) Refrigeration technicians who violate the Clean Air Act can: - - Lose their EPA certification, be fined, be required to appear in Federal court. After 1995, any supplies of CFC refrigerants to service existing units in the USA can only come from: - - recovery and recycling. Refrigerant that is recovered can be returned to: - - the same system or other systems owned by the same person without restriction. Refrigerant can not be called "recl...

EPA Section 608 Technician Certification Study Guide What are the typical uses of the center port of gauge set? - Used during evacuation, charging and recovery procedures. What color are the gauges on a manifold gauge set? - Low pressure is blue, High pressure is red. What are the typical ranges of pressure measurements used on the gauges of a manifold gauge set? - High side is 0 to 500 PSIG; Low side is 0 to 350 PSIG and 0 to 30 in. Hg below atmospheric pressure. Is the r...

EPA Certification Exam Which Refrigerants contain the most chlorine? - CFC's As of what date did it become unlawful to intentionally release Class 1 and Class 2 refrigerants to the atmosphere? - July 1, 1992 Which Refrigerants have the lowest zone depletion potential? - HFC's The molecule found in CFC's and HCHC's refrigerants that destroys the ozone in the stratosphere is: - Chlorine Stratospheric ozone consists of: - Three oxygen atoms Stratospheric ozone...

EPA 608 Practices Test A violation of the Clean Air Act, including improper record keeping, is subject to a penalty of a fine of up to _____ per day per violation: - $37,500 The ____connects the evaporator to the compressor in a refrigerant system: - Suction Line It is to be ensured that the refrigerant recovery cylinder is not filled to more than _____ of its capacity - 80 percent Which one of the following has higher Ozone Depletion Potential (ODP): - CFC TXV valve...

EPA 608 Core Test Sample Questions As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - a. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that extends about 6 to 30 ...