Description : Iron is transported in blood in the form of (A) Ferritin (B) Haemosiderin (C) Transferrin (D) Haemoglobin
Last Answer : Answer : C
Description : About 5% of the total body, iron is present in (A) Transferrin (B) Myoglobin (C) Cytochromes (D) Haemosiderin
Last Answer : Answer : B
Description : The gut controls the entry of ingested iron in the body by: A. Regulating the availability of apoferritin which acts as the carrier of iron across the mucosal cell B. Regulating the turnover of ... mucosal cell and is shed off D. Regulating the number of transferrin receptors on the mucosal cell
Last Answer : C. Complexing excess iron to form ferritin which remains stored in the mucosal cell and is shed off
Description : Ferritin is (A) Coenzyme (B) One of the component of photophosphorylation (C) It is the stored form of iron (D) Non-protein moiety
Description : Molecular iron (Fe) is (A) Stored primarily in spleen (B) Absorbed in the intestine (C) Absorbed in the ferric, Fe+++ form (D) Stored in the body in combination with ferritin
Last Answer : Answer : D
Description : Molecular iron is (A) Stored primarily in the spleen (B) Exreted in the urine as Fe2+ (C) Stored in the body in combination with ferritin (D) Absorbed in the ferric form
Description : Molecular Iron, Fe, is (A) Stored in the body in combination with Ferritin (B) Stored primarily in the spleen (C) Excreted in the urine as Fe2+ (D) absorbed in the intestine by albumin VITAMINS 129
Last Answer : Answer : A
Description : In iron deficiency anaemia, the following is decreased: a. MCV (mean cell volume) b. ferritin c. MCH (mean cell haemoglobin) d. all above
Last Answer : all above
Description : Sigmoidal oxygen dissociation curve is a property of (A) Haemoglobin (B) Carboxyhaemoglobin (C) Myoglobin (D) Methaemoglobin
Description : Mast cells secrete (a) haemoglobin (b) hippurin (c) myoglobin (d) histamine
Last Answer : (d) histamine.
Description : Both Haemoglobin and myoglobin require _______ for formation —
Last Answer : Iron
Description : What is the state of iron in transferrin? (A) Ferrous form (B) Ferric form (C) Both A and B (D) None of these
Description : Iron absorption is hampered by (A) In achlorhydria (B) When ferritin content of intestinal mucosa is low (C) When saturation of plasma transferring is low (D) When erythropoietic activity is increased
Description : Each myoglobin molecule contains (A) One iron atom (B) Two iron atoms (C) Four iron atoms (D) Six iron atoms
Description : Which of the following is true? Hypochromic anaemia is not due to iron deficiency except (A) Serum ‘Fe’ is high (B) Normal/low transferrin (C) Stainable iron in bone marrow (D) Iron therapy is affective
Description : Serum ferritin is a maker of Options: 1) Circulating Iron 2) Storage iron 3) Folate 4) Vitamin B12 Levels
Last Answer : Correct Answer: 2) Storage iron
Description : In biological studies which of the following is used to refer to the oxygen-binding, iron-containing, conjugated protein complex present in the sarcoplasm of muscle cells? a) myelin b) myosin c) myoglobin d) none of these
Last Answer : ANSWER: C -- MYOGLOBIN
Description : Iron sorbitol-citric acid differs from iron dextran in that: A. It cannot be injected i.v. B. It is not excreted in urine C. It is not bound to transferrin in plasma D. It produces fewer side effects
Last Answer : A. It cannot be injected i.v
Description : In the iron deficient state, transferrin receptors increase in number on the: A. Intestinal mucosal cells B. Erythropoietic cells C. Reticuloendothelial cells D. All of the above
Last Answer : cells B
Description : Ferritin is present in (A) Intestinal mucosa (B) Liver (C) Spleen (D) All of these
Description : Transferrin is a type of (A) Albumin (B) α-globulin (C) β1 globulin (D) γ-globulin MINERAL METABOLISM 203
Description : Molecular weight of transferrin is about (A) 40,000 (B) 60,000 (C) 80,000 (D) 1,00,000
Description : All of the following are glycoproteins except (A) Collagen (B) Albumin (C) Transferrin (D) IgM
Description : Heart failure cells, i.e.. macrophages loaded with haemosiderin, are most likely found in C A. Ascites fluid in congestive heart failure B. Pulmonary alveoli in mitral stenosis C. Left ventricular myocardium following infarction and reperfusion D. None of these
Last Answer : Ascites fluid in congestive heart failure B. Pulmonary alveoli in mitral stenosis C. Left ventricul
Description : Haemoglobin formation needs both (A) Iron and Zinc (B) Iron and Calcium (C) Iron and Copper (D) Iron and Magnesium
Description : Each haemoglobin molecule contains (A) One iron atom (B) Two iron atoms (C) Four iron atoms (D) Six iron atoms
Description : Haemoglobin contains about (A) 30% of the total body iron (B) 50% of the total body iron (C) 75% of the total body iron (D) 90% of the total body iron
Description : What is Myoglobin ?
Last Answer : Myoglobin is a type of protein linked by iron and oxygen. It is most commonly found in the fleshy muscle cells of vertebrates. It is related to hemoglobin.
Description : Myoglobin is present in
Last Answer : Myoglobin is present in A. White muscle fibers B. Red muscle fibers C. Involuntary muscles D. All the above
Description : The red colour of human blood is due to (1) myoglobin (2) hemoglobin (3) immunoglobulin (4) haptoglobin
Last Answer : (2) hemoglobin Explanation: Hemoglobin is the ironcontaining oxygen-transport metalloprotein in the red blood cells of all vertebrates which carries oxygen from the respiratory organs to the rest of the body. It ... oxygen than had in the vein the blood' came from. Therefore, the blood turns red.
Description : Mitotic spindle is mainly composed of which protein? (a) Actin (b) Myosin (c) Actomyosin (d) Myoglobin
Last Answer : c) Actomyosin
Description : The following protein/polypeptide has a quaternary structure : (A) cc-Chymotrypsin (B) Hemoglobin (C) Insulin (D) Myoglobin
Last Answer : (B) Hemoglobin
Description : Following is not the clotting factor ___________ a. Fibrinogen b. Prothrombin c. Hageman factor d. Ferritin
Last Answer : d. Ferritin
Description : Which protein – sugar pair is present in milk? (1) Casein, Sucrose (2) Casein, Lactose (3) Ferritin, Maltose (4) Albumin, Glucose
Last Answer : Casein, Lactose
Last Answer : hemoglobin
Description : Interleukin-6 is recognized as the cytokine primarily responsible for the alteration in hepatic protein synthesis recognized as the acute phase response. Which of the following statement(s) is/are true ... physiologic role of acute phase proteins are to reduce the systemic effects of tissue damage
Last Answer : Answer: c, d IL-6 is now recognized at the cytokine primarily responsible for the alteration in hepatic synthesis recognized as the acute phase response. Glucocorticoid hormones augment ... that generally inhibit the tissue destruction that is associated with the local initiation of inflammation
Description : A major problem in nutritional support is identifying patients at risk. Recent studies suggest that these patients can be identified. Which of the following findings identify the patient at risk? A. Weight ... transferrin of less than 220 mg. per 100 ml. E. Functional impairment by history.
Last Answer : Answer: ABCDE DISCUSSION: All of these are at least partially correct. It is not clear whether weight loss of 10% or 15% is the required threshold, but it certainly is close. Serum ... the hands of an experienced observer is quite a reasonable way of approaching and identifying patients at risk
Description : The following are true about the aqueous: a. the protein content of aqueous is about 1/5 that of the plasma b. the main type of protein found in the aqueous is transferrin c. Ig G is found in the aqueous d. stimulation of 2 receptors reduces aqueous production
Last Answer : stimulation of 2 receptors reduces aqueous production
Description : In which state iron is present in haemoglobin.
Last Answer : In which state iron is present in haemoglobin. A. Unironic B. `Fe^(2+)` C. `Fe^(3+)` D. None of the above
Description : What is the oxidation state of iron in haemoglobin ?
Last Answer : What is the oxidation state of iron in haemoglobin ?
Description : $ Ergosterol is a lipid that changes to vitamins D on activation by UV light. ! Iron is a biochemical compoent of haemoglobin.
Last Answer : $ Ergosterol is a lipid that changes to vitamins D on activation by UV light. ! Iron is a biochemical ... is wrong D. If both As and R are wrong.
Description : Haemoglobin is 1. The colouring matter of leaves of plants 2. The colouring matter of blood 3. A compound that is highly coloured 4. A compound that contains iron The correct answers are: (a) 1, 2 and 4 (b) 2, 3 and 4 (c) 1, 2, 3 and 4 (d) 1, 2 and 3
Last Answer : Ans:(b)
Description : Haemoglobin in the blood is a complex protein rich in - (1) Iron (2) Silver (3) Copper (4) Gold
Last Answer : (1) Iron Explanation: Hemoglobin is the ironcontaining oxygen-transport metalloprotein in the red blood cells of all vertebrates. Iron is an essential part of hemoglobin. When iron stores are low, both hemoglobin and red blood cell production slows, causing anemia.
Description : Haemoglobin contains the metal - (1) Copper (2) Molybdenum (3) Iron (4) Magnesium
Last Answer : (3) Iron Explanation: Haemoglobin is an ironcontaining protein in red blood cells. It contains a haem prosthetic group that has an iron atom at its centre. When the iron is bound to oxygen, the haem ... is red in colour (oxyhameoglobin), and when it lacks oxygen (deoxygenated form) it is blue-red.
Description : Following mineral is an essential part of the haemoglobin D A. Magnesium B. Potassium C. Sodium D. Iron
Description : Breakdown product of haemoglobin is (a) bilirubin (b) iron (c) biliverdin (d) calcium.
Last Answer : b) iron
Description : Examination of blood of a person suspected of having anaemia shows large, immature, nucleated erythrocytes without haemoglobin. Supplementing his diet with which of the following is likely to alleviate his symptoms? (a) Iron compounds (b) Thiamine (c) Folic acid and cobalamine (d) Riboflavin
Last Answer : (c) Folic acid and cobalamine
Description : A patient of iron deficiency anaemia has been put on iron therapy. What should be the rate of rise in haemoglobin level of blood so that response is considered adequate: A. 0.05 – 0.1 g% per week B. 0.1 – 0.2 g% per week C. 0.5 – 1.0 g% per week D. More than 1.0 g% per week
Last Answer : C. 0.5 – 1.0 g% per week
Description : Choose the correct statement about iron therapy: A. Haemoglobin response to intramuscular iron is faster than with oral iron therapy B. Iron must be given orally except in pernicious anaemia C. ... iron therapy must be given during pregnancy D. Infants on breastfeeding do not require medicinal iron
Last Answer : C. Prophylactic iron therapy must be given during pregnancy
Description : Haemoglobin in the blood is a complex protein rich in (1) Iron (2) Silver (3) Copper (4) Gold