USMLE United States Medical Licensing Study guides, Class notes & Summaries

USMLE UNITED STATES MEDICAL LICENSING EXAM STEP 3 PT. 2 LATEST 2024

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USMLE TEST BANK - Questions and Answers Latest Updated 2024 (Graded A+) What gland is found in the muscular triangle of the neck? Correct Answer: Thyroid gland Is an afferent or efferent pupillary defect described as B/L pupillary constriction when light is shined in the unaffected eye and B/L paradoxical dilation when light is shined in the affected eye? Correct Answer: Afferent pupillary defect (CN II lesion); in an efferent pupillary defect (CN III), B/L constrict when light is shined in ...

USMLE Final Exam Questions and Answers Latest Updated 2024 (Graded A+) Pseudogout associations - ANSWER-hemochromatosis, hyperparathyroidism, acromegaly, hypothyroidism Gout crystals - ANSWER-negatively birefringent needles Pseudogout crystals - ANSWER-positively birefringent needles Vasculitis associated with chronic Hep B - ANSWER-polyarteritis nodosa Vasculitis associated with chronic Hep C - ANSWER-cryoglobulinemia Best blood test for polyarteritis nodosa - ANSWER-There is none. Get ab...

What gland is found in the muscular triangle of the neck? ANS- Thyroid gland Is an afferent or efferent pupillary defect described as B/L pupillary constriction when light is shined in the unaffected eye and B/L paradoxical dilation when light is shined in the affected eye? ANS- Afferent pupillary defect (CN II lesion); in an efferent pupillary defect (CN III), B/L constrict when light is shined in the unaffected eye and consentual pupil constriction occurs when light is shined in the...

1. Q Which of the following statements if false? Select one: a. Heme (or protophoryrin ring) is synthesized from Succinyl-CoA and Glyicine. b. 65% of the enzymes have His-Arg-Cys-Glu-Asp in the active site. c. Hemoglobin can be given as an example of a molecule that exhibits allosterism. d. Bohr’s effect is observed in both Myoglobin and Hemoglobin. A d. Bohr’s effect is observed in both Myoglobin and Hemoglobin. 2 2. Q Glutathione peroxidase catalyzes which of the following type ...

USMLE- BIOCHEMISTRY- EXAM 3 REVIEW | WITH 100% CORRECT ANSWERS | LATEST UPDATE | GRADED A+ 1 Q Which of the following statements about Purine and Pyrimidine biosynthesis and metabolism is correct (or True)? (Select all that apply) A: Antifolate drugs and Glutamine analogs block purine nucleotide biosynthesis. B: PRPP (phosphoribosylpyrophosphate) synthase phosphorylates the anomeric OH group of Ribose 5’-phosphate. C: cAMP and cGMP feedback regulate their formation from IMP (Ino...

1 Q P450 cytochromes are members of which family of oxidoreductase? A: Catalase B: Hydroperoxidase C: Oxidase D: Oxygenase A D: Oxygenase 2 Q Which of the following statements about the enzymes used in fructose metabolism is incorrect (or False)? A: Fructokinase phosphorylates Fructose from diet into Fructose 1-phosphate. B: Aldolase A hydrolyzes Fructose 1-phosphate into Dihydroxyacetone phosphate and Dglyceraldehyde. C: Thiokinase phosphorylates D-Glyceraldehyde into Glyceraldeh...