A CT pulmonary angiogram reveals a pulmonary embolism, and he is started on anticoagulation. Physical examination is notable for a tall and thin build, long limbs, and downward dislocation of the lenses. In the emergency room, he is tachycardic and hypoxic. Which of the following is the most appropriate treatment for this boy’s symptoms?Dietary supplementation with which of the following will decrease this patient’s risk of further thrombotic complications?A 22-year-old man with a past medical history of seizure disorder and mild intellectual disability presents with unilateral right lower extremity swelling and shortness of breath. Laboratory evaluation reveals an absolute lymphocyte count of 21,000 lymphocytes/microL. His vital signs are normal and physical examination is unremarkable. His mother reports that he has not had any immunizations since 4 months of age. The coughing spells last for several minutes and are frequently associated with post-tussive emesis. He was seen by his pediatrician 5 weeks ago for low grade fever, cough and runny nose.
What is the mechanism of this shift in nutrient metabolism?Which of the following is the most appropriate treatment for this boy’s symptoms?A 6-year-old boy is evaluated for a cough that has been present for the last 6 weeks. When transitioned to a lactose-rich environment, growth initially slows but resumes following a short delay. The bacteria grow at a constant rate in a glucose-rich environment. coli are observed in the setting of different nutrient environments.
Failure to follow test day rules and procedures may result in the withholding or cancellation of your scores, and/or a bar from future exams administered by NBME.USMLE Step 1 Practice QuizWhat is the mechanism of this shift in nutrient metabolism?In a study of prokaryotic metabolism, growth rates of E. Do not leave the testing site at any time during your administration unless you inform and obtain permission from the testing proctor or are instructed to so do by test administration staff. #Usmle practice test software#
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