Nbme biochemistry - Study guides, Class notes & Summaries

NBME Biochemistry Exam Questions and Answers

NBME Biochemistry Shelf Exam 2024 Updated Questions and Answers What neurotransmitter stimulates release of epinephrine from adrenal medulla? acetylcholine What is a metabolite if epinephrine that suggests epi-secreting carcinoma? What is another assoc symptom? metanephrine; assoc with HBP What does acetazolamide (carbonic anhydrase ib) treat? glaucoma, epilepsy, altitude sickness, congestive heart failure can cause dehydration Sickle cell anemia is due to... pt mutation of Glu -&gt...

NBME Biochemistry Shelf Exam 2024 Updated Questions and Answers What neurotransmitter stimulates release of epinephrine from adrenal medulla? acetylcholine What is a metabolite if epinephrine that suggests epi-secreting carcinoma? What is another assoc symptom? metanephrine; assoc with HBP What does acetazolamide (carbonic anhydrase ib) treat? glaucoma, epilepsy, altitude sickness, congestive heart failure can cause dehydration Sickle cell anemia is due to... pt mutation of Glu -&gt...

NBME Biochemistry 2024 UPDATED EXAM QUESTIONS AND CORRECT ANSWERS || GRADED A+ Isoelectric point (pI) - ANSWER pH at which the number of positive charges equals the number of negative charges, and the overall charge on the AA is zero? 1st pKa= carboxyl group (pKa ~2) 2nd pKa= side chain (if the side chain is ionizable) 3rd pKa= amino group (pKa ~9) - ANSWER Titration curves of amino acids: 1st pKa corresponds to? 2nd pKa corresponds to? 3rd pKa co...

NBME BIOCHEMISTRY SHELF EXAM 2024 UPDATE WITH MULTIPLE, CORRECTLY ANSWERED

Biochemistry NBME Exam 2024 Well Revised and Verified Answers Updated Proteoglycans Act as molecular sieves in ECM, CT, and cartilage GAGs are the long polysacc chains attached to core protein GAG is heavily hydrated and cushions (has "-" charge) Degraded via lysosomal pathway (defect = MPS) Glycolipids A.K.A. sphingolipids Made with ceramide lipid base Serine + palmitoyl-CoA => sphingosine (+FFA) => ceramide Carb part sticks out into ECM (same w/ glycoproteins) Side chain p...

Biochemistry NBME Exam Questions and Complete Solutions Updated Histones beads on a string (analbeads) -rich in arginine and lysine -heterochromatin is condensed -euchromatin is transcribed -cytosine and adenine are methylated in DNA transcription allowing for mismatch enzymes in PROKARYOTES -histone methylation inactivates transcription of DNA. acetylation activates it nucleotides pure as gold are purines (adenine and guanine) -2 rings pyrimidines are Cut The Pie -uracil...

Biochemistry NBME Exam 2024 Well Revised and Verified Answers Updated Proteoglycans Act as molecular sieves in ECM, CT, and cartilage GAGs are the long polysacc chains attached to core protein GAG is heavily hydrated and cushions (has "-" charge) Degraded via lysosomal pathway (defect = MPS) Glycolipids A.K.A. sphingolipids Made with ceramide lipid base Serine + palmitoyl-CoA => sphingosine (+FFA) => ceramide Carb part sticks out into ECM (same w/ glycoproteins) Side chain p...

MCT NBME Review Questions and Answers B - Ans:-(Marks' Medical Biochemistry Chapter 5) A patient was diagnosed with one of the types of sphingolipidoses, which are congenital diseases involving the ability to degrade sphingolipids. All sphingolipids have in common which one of the following? A. a glycerol backbone B. ceramide C. phosphorylcholine D. N-acetylneuraminic acid (NANA) B - Ans:-(Marks' Medical Biochemistry Chapter 6) Protein kinases phosphorylate proteins only at certa...