Synthesis of heme - Study guides, Class notes & Summaries

Exam 2: NR228 / NR 228 (Latest Update 2024/2025) Nutrition, Health & Wellness: |Complete Guide with Questions and Verified Answers| 100% Correct -Chamberlain Q: Thiamine (B1) function: Coezyme in energy metabolism. role in nerve function- ing related to muscle actions. Q: Thiamine (B1) sources Answer: lean pork, whole or enriched grains and flours, legumes, seeds, and nuts Refined flour and rice are thiamine enriched Q: Thiamine (B1) Deficiency Answer: Psychologic distr...

The light-colored zone adjacent to the nucleus in a plasmacyte is the: A. ribosome B. chromatin C. mitochondria D. Golgi area - Answer- D. Golgi area The majority of the iron in an adult is found as a constituent of: A. hemoglobin B. hemosiderin C. myoglobin D. transferrin - Answer- A. hemoglobin The main function of the hexose monophosphate shunt in the erythrocyte is to: A. reglate the level of 2,3-DPG B. provide reduced glutathione to prevent oxidation of hemoglobin C. ...

USMLE Step 1 - uWorld High Yield Notes Exam 2023 What are the two major microtubular motor proteins? Which does anterograde axonal transport, which does retrograde axonal transport? - Answer-Kinesin, Dynein Kinesin: Anterograde Dynein: Retrograde` What do you think, immunologically speaking, when you see someone with recurrent Neisseria infections? - Answer-Inability to form the membrane attack (MAC) complex this is a common complement deficiency What is the defect in Chronic Granulom...

Complete BOC ASCP Prep (Correct 1450 Questions and Answers) Graded A+ Score Guide 1) The light-colored zone adjacent to the nucleus in a plasmacyte is the: a. ribosome b. chromatin c. mitochondria d. Golgi area (Ans: - d (Morphological identifiable perinuclear halo.) 3) The majority of the iron in an adult is found as a constituent of: a. hemoglobin b. hemosiderin c. myoglobin d. transferrin (Ans: - a (2/3 iron in body bound to Hgb.) 4) The main function of the hexose monophospha...

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The following are compounds formed in the synthesis of heme: 1 coproporphyrinogen 2 porphobilinogen 3 uroporphyrinogen 4 protoporphyrinogen Which of the following responses lists these compounds in the order in which they are formed? Correct Answer: 2, 3, 1, 4 The majority of the iron in an adult is found as a constituent of: Correct Answer: hemoglobin In order for hemoglobin to combine reversibly with oxygen, the iron must be: Correct Answer: in the ferrous state Which descrip...

ASCP Hematology Review Questions and Answers 100% Pass Name the locations of active marrow in adults: sternum, skull, ribs, pelvis, vertebrae Where does hematopoiesis take place during the first 2 months of gestation? yolk sac Where does the majority of hematopoiesis take place during the 2nd through 7th month of gestation? spleen When does the bone marrow take over hematopoiesis? after birth What are the stages in order of the erythrocyte lineage? (1)rubriblast, (2)prorubricyte, (3)rubricyt...

The following are compounds formed in the synthesis of heme: 1 coproporphyrinogen 2 porphobilinogen 3 uroporphyrinogen 3 protoporphyrinogen Which of the following responses lists these compounds in the order in which they are formed? a. 4, 3, 1, 2, b. 2, 3, 1, 4 c. 4, 2, 3, 1 d. 2, 1, 3, 4 - Answer b The majority of the iron in an adult is found as a constituent of: a. hemoglobin b. hemosiderin c. myoglobin d. transferrin - Answer a In order for hemoglobin to combine ...

AAB MT Hematology 2023 Practice Test Questions With Complete Solution What is hemoglobin composed of? - CORRECT ANSWERS 4 heme, 4 iron, 4 globins What disorder does a defect in heme synthesis lead to? - CORRECT ANSWERS Porphyria Porphyria - CORRECT ANSWERS Deficiency in the enzymes of the porphyrin pathway leads to insufficient production of heme. The principal problem in these deficiencies is the accumulation of porp...

Hematopoiesis -Answer- Process of blood cell production in adult bone marrow or the liver and/or spleen of the fetus Two stages ▪ Mitosis (proliferation) ▪ Maturation (differentiation) Primary site of hematopoietic stem cells -Answer- Bone marrow ("myeloid tissue") Difference between red and yellow bone marrow -Answer- Red marrow produces RBCs, yellow marrow does not produce RBCs Active bone marrow sites -Answer- pelvic bones vertebrae cranium mandible sternum ribs h...