Cystathionine Study guides, Class notes & Summaries

UNE Biochemistry Final Exam Review Questions With 100% Correct Answers A comatose infant is brought to the ER. In the course of the examination, plasma ammonia was found to be elevated 20-fold over normal values. Urine orotic acid and uracil were both greater than normal. A defect of which of the following enzymes is the most likely diagnosis? - answerOrnithine transcarbamoylase Your patient presents with a deficiency of the enzyme that catalyzes synthesis of N- acetylglutamate (NAGs). Wh...

UNE Biochemistry Final, Final, Final Exam Review UNE medical biochemistry Already Graded A+ A comatose infant is brought to the ER. In the course of the examination, plasma ammonia was found to be elevated 20-fold over normal values. Urine orotic acid and uracil were both greater than normal. A defect of which of the following enzymes is the most likely diagnosis? Ornithine transcarbamoylase Your patient presents with a deficiency of the enzyme that catalyzes synthesis of N-acetylglutamate ...

Alkaptonuria - correct answer Absence of homogentisate oxidase - arthritis - discolored sclerae and other areas (ear cartilage) - Dark urine - spinal disc degeneration and dense calcifications possible What is the cause of "bitter almond" breath? - correct answer Cyanide poisoning What does cyanide inhibit? - correct answer Cytocrhome oxidase ...

"elfin" facies, ID, hypercalcemia (↑ Vit. D sensitivity), verbal & musical ability, extreme friendlinessWilliams syndrome "mewing," microcephaly, ID, VSDcri-du-chat syndrome (Debranching enzyme) (Myophosphoeylase) ↑ glycogen in muscle→ painful muscle cramps, myoglobinuria (red urine) with strenuous exercise, arrhythmia normal blood glucoseGlycogen Storage Disease type V (McArdle) ↑ HDL in a very unhealthy personEtOH → ↑ HDL synthesis ↑ nuchal translucency and hypoplast...

Stat Pearls Practice Exam Test Questions with Answers A male infant is born with 46 XY karyotype, male internal genitalia, and female external genitalia. Which of the following enzymes is likely to be deficient? Top of Form 1.21-hydroxylase2.5-alpha reductase3.1-alpha-hydroxylase4.Cystathionine synthase - ️️ -b A 17-year-old girl presents to the gynecology department with complaints of amenorrhea. On evaluation, it was found that the girl did not have ovaries, but she had a pair of ...

UNE Biochemistry Final, Final, Final Exam Review UNE medical biochemistry Already Graded A+ A comatose infant is brought to the ER. In the course of the examination, plasma ammonia was found to be elevated 20-fold over normal values. Urine orotic acid and uracil were both greater than normal. A defect of which of the following enzymes is the most likely diagnosis? Ornithine transcarbamoylase Your patient presents with a deficiency of the enzyme that catalyzes synthesis of N-acetylglutamate ...

UNE Biochem Unit 4 Multiple Choice Questions With 100% Complete Answers. Which of the following non-essential amino acids is synthesized as part of the urea cycle? Arginine Which of the following reactions of the urea cycle takes place in the mitochondria? The synthesis of carbamoyl phosphate The transamination of all amino acids requires which of the following cofactors? Pyridoxal phosphate (PLP) A comatose infant is brought to the ER. In the course of the examination, plasma ammonia w...

UNE Biochem Unit 4 Multiple Choice Questions With 100% Complete Answers. Which of the following non-essential amino acids is synthesized as part of the urea cycle? Arginine Which of the following reactions of the urea cycle takes place in the mitochondria? The synthesis of carbamoyl phosphate The transamination of all amino acids requires which of the following cofactors? Pyridoxal phosphate (PLP) A comatose infant is brought to the ER. In the course of the examination, plasma ammonia w...

UNE Biochemistry Final Questions With 100% Correct Answers. The glucose-alanine cycle is a method of transferring ammonia from the skeletal muscle to the liver. In this process the non-toxic carrier of ammonia is which of the following compounds? Alanine Which of the following enzymes is correctly paired with its activator? N-acetylglutamate synthatase; arginine The urea cycle takes place in which of the following subcellular locations? the cytosol and the mitochondria Which of the foll...

The cellular uptake of LDL increase intracellular cholesterol levels. This has which of the following impacts on de novo cholesterol synthesis? Increases degradation of HMG-CoA reductase Dietary cholesterol is primarily transported in the body by which of the following lipoproteins? Chylomicrons. Cholesterol and TG from diet are transported from intestine to liver via chylomicrons. The LDL receptor is also highly regulated in the cell. Which of the following proteins targets t...