Description : Crohn's disease is a condition of malabsorption caused by a) inflammation of all layers of intestinal mucosa. Crohn's disease is also known as regional enteritis and can occur ... to lactose intolerance. d) gastric resection. Postoperative malabsorption occurs after gastric or intestinal resection.
Last Answer : a) inflammation of all layers of intestinal mucosa. Crohn’s disease is also known as regional enteritis and can occur anywhere along the GI tract, but most commonly at the distal ileum and in the colon.
Description : Decrease in absorption of which of the following vitamins in the geriatric patient results in pernicious anemia? a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for ... results in an inability to absorb calcium. d) B6 Vitamin B6 affects neuromuscular function.
Last Answer : a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for absorption.
Description : Vitamin B12 deficiency causes: a. optic atrophy b. papilloedema c. centrocecal scotoma d. loss of position sense
Last Answer : loss of position sense
Description : Hypocalcaemia can occur in all the following except (A) Rickets (B) Osteomalacia (C) Hyperparathyroidism (D) Intestinal malabsorption
Last Answer : Answer : C
Description : The following is true of proton pump inhibitors except: A. They are the most effective drugs for Zolinger Ellison syndrome B. Their prolonged use can cause atrophy of gastric mucosa C. They inhibit growth of H. pylori in stomach D. They have no effect on gastric motilit
Last Answer : B. Their prolonged use can cause atrophy of gastric mucosa
Description : The absorption of glucose is decreased by the deficiency of (A) Vitamin A (B) Vitamin D (C) Thiamine (D) Vitamin B12
Description : All the following statements about ceruloplasmin are correct except (A) It is a copper-containing protein (B) It possesses oxidase activity (C) It is synthesised in intestinal mucosa (D) Its plasma level is decreased inWilson’s disease
Description : Adrenaline is inactive orally because it is: A. Not absorbed from the gastrointestinal tract B. Destroyed by gastric acid C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation D. Taken up by adrenergic nerve endings of the intestinal wall, liver and lungs
Last Answer : C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation
Description : 25-Hydroxylation of vitamin D occurs in (A) Skin (B) Liver (C) Kidneys (D) Intestinal mucosa
Last Answer : Answer : B
Description : Serum inorganic phosphorous decreases in all the following conditions except (A) Hyperparathyroidism (B) Intestinal malabsorption (C) Osteomalacia (D) Chronic renal failure
Last Answer : Answer : D
Description : Positive nitrogen balance is seen in (A) Starvation (B) Wasting diseases (C) Growing age (D) Intestinal malabsorption
Description : Which of the following will result from blockade of H2 receptors? (a) Decreased camp in cardiac muscle (b) Increased camp in cardiac muscle (c) Decreased IP3 in gastric mucosa (d) Increased IP3 in gastric mucosa (e) Increased IP3 in smooth muscle
Last Answer : Ans: A
Description : The presence of mucus and pus in the stools suggests a) Inflammatory colitis The presence of mucus and pus in the stools suggests inflammatory colitis or enteritis. b) Small bowel ... with disorders of the colon. d) Intestinal malabsorption Voluminous, greasy stools suggest intestinal malabsorption.
Last Answer : a) Inflammatory colitis The presence of mucus and pus in the stools suggests inflammatory colitis or enteritis.
Description : The Instrinisic Factor (HCl and mucoproteins) present in the gastric juice help in the absorption of (A) Vitamin B2 (B) Tocopherols (C) Folic acid (D) Vitmain B12
Description : In regard to Plummer-Vincent syndrome or “Paterson and Kelly syndrome”: A. Iron deficiency is a feature B. Atrophic oral and gastric mucosa C. Dysphagia and angular cheilitis D. Predisposing oral cancer E. All of the above
Last Answer : E. All of the above
Description : A biochemical indication of vitamin B12 deficiency can be obtained by measuring the urinary excretion of (A) Pyruvic acid (B) Malic acid (C) Methyl malonic acid (D) Urocanic acid
Description : Methyl malonic aciduria is seen in a deficiency of (A) Vitamin B6 (B) Folic acid (C) Thiamine (D) Vitamin B12
Description : A deficiency of vitamin B12 causes (A) Cheliosis (B) Beriberi (C) Pernicious anemia (D) Scurvy
Description : Methyl malonic aciduria is seen in the deficiency of (A) Vitamin B6 (B) Folic acid (C) Thiamine (D) Vitamin B12
Description : The deficiency of Vitamin B12 leads to (A) Pernicious anaemia (B) Megablastic anaemia (C) Both (A) and (B) (D) None of these
Description : Laboratory diagnosis of vitamin B12 deficiency can be made by measuring the urinary excretion of (A) Xanthurenic acid (B) Formiminoglutamic acid (C) Methylmalonic acid (D) Homogentisic acid
Description : Deficiency of vitamin B12 can be diagonised by (A) Carr-Price reaction (B) Ames assay (C) Watson-Schwartz test (D) Schilling test
Description : Vitamin B12 deficiency can be diagnosed by urinary excretion of (A) Pyruvate (B) Methylmalonate (C) Malate (D) Lactate
Description : A deficiency of vitamin B12 causes (A) Beri-Beri (B) Scurvy (C) Perniciuos anemia (D) Ricket
Description : Epileptiform convulsion in human infants have been attributed to the deficiency of the vitamin (A) B1 (B) B2 (C) B6 (D) B12
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
Last Answer : Answer : A
Description : Ferritin is present in (A) Intestinal mucosa (B) Liver (C) Spleen (D) All of these
Description : Calcitriol facilitates calcium absorption by increasing the synthesis of the following in intestinal mucosa: (A) Calcium Binding Protein (B) Alkaline Phosphatase (C) Calcium-dependent ATPase (D) All of these
Description : Alkaline phosphatase is present in (A) Liver (B) Bones (C) Intestinal mucosa (D) All of these
Description : The harmone acting directly on intestinal mucosa and stimulating glucose absorption is (A) Insulin (B) Glucagon (C) Thyroxine (D) Vasopressin
Description : Retinal is reduced to retinol in intestinal mucosa by a specific retinaldehyde reductase utilising (A) NADPH + H+ (B) FAD (C) NAD (D) NADH + H+
Description : More than half of the protein of the liver and intestinal mucosa are broken down and resynthesised in (A) 10 days (B) 12 days (C) 15 days (D) 18 days
Description : The following factor(s) is/are required for the absorption of dietary vitamin B12: A. Gastric acid B. Gastric intrinsic factor C. Transcobalamine D. Both ‘A’ and ‘B’
Last Answer : D. Both ‘A’ and ‘B
Description : Lower motor neuron lesions cause a) flaccid muscle paralysis. Lower motor neuron lesions cause flaccid muscle paralysis, muscle atrophy, decreased muscle tone, and loss of voluntary control. ... d) hyperactive and abnormal reflexes. Upper motor neuron lesions cause hyperactive and abnormal reflexes.
Last Answer : a) flaccid muscle paralysis. Lower motor neuron lesions cause flaccid muscle paralysis, muscle atrophy, decreased muscle tone, and loss of voluntary control.
Description : All of the following statements about cholecystokinin pancreozymin are true except (A) It is secreted by mucosa of small intestine (B) It stimulates secretion of pancreatic juice rich in enzymes (C) It stimulates contraction of gall bladder (D) It inhibits gastric motility
Description : Histamine H2 blockers attenuate the gastric secretory response to acetylcholine and pentagastrin as well because: A. H2 blockers block gastric mucosal cholinergic and gastrin receptors as well B. H2 ... acetylcholine and gastrin all act through the phospholipase C-IP3:DAG pathway in gastric mucosa
Last Answer : C. Acetylcholine and gastrin act partly by releasing histamine in gastric mucosa
Description : Oxethazaine is used for anaesthetizing gastric mucosa because: A. It is not absorbed from the gastrointestinal tract B. It remains largely unionized in acidic medium C. It is highly ionized in acidic medium D. It produces no systemic effects even at high doses
Last Answer : B. It remains largely unionized in acidic medium
Description : Will medicare pay for Vitamin B12 shots I have a severe deficiency and dr. ordered these shots.?
Last Answer : No because they do not recognize the benefits of the Vitamin B12 shots.
Description : Disease caused due to deficiency of vitamin B12
Last Answer : Ans. Pernicious anaemia
Description : Pernicious anaemia in humans is caused by the deficiency of (a) Pyridoxine (Vitamin B6) (b) Cyanocobalamin (Vitamin B12) (c) Thiamine (Vitamin B1) (d) Pantothenic acid (Vitamin B5)
Last Answer : Ans:(b)
Description : The disease Beni Beni is caused due to the deficiency of which of the following? (1) Vitamin B2 (2) Vitamin B1 (3) Vitamin B12 (4) Vitamin E
Last Answer : (2) Vitamin B1 Explanation: Beriberi is a disease caused by a vitamin B1 (thiamine) deficiency. There are two types of the disease: wet beriberi and dry beriberi. Wet beriberi affects the heart ... -beri damages the nerves and can lead to a loss of muscle strength and eventually, muscle paralysis.
Description : The disease Beri Beri is caused due to the deficiency of which of the following? (1) Vitamin B2 (2) Vitamin B1 (3) Vitamin B12 (4) Vitamin E
Last Answer : (2) Vitamin B1 Explanation: Beriberi is a disease caused by a vitamin B1 (thiamine) deficiency. There are two types of the disease: wet beriberi and dry beriberi.
Description : Which vitamin deficiency causes the disease, Pernicious anaemia? (1) Vitamin B5 (2) Vitamin B12 (3) Vitamin B6 (4) Vitamin C
Last Answer : (2) Vitamin B12 Explanation: Pernicious anemia is one of many types of the larger family of megaloblastic anemias. It is caused by loss of gastric parietal cells which are responsible, in ... secretion of intrinsic factor, a protein essential for subsequent absorption of vitamin B12 in the ileum.
Description : Too much consumption of tea or coffee can result in deficiency of – (1) Vitamin B12 (2) Calcium (3) Vitamin C (4) Albumin
Last Answer : (2) Calcium
Description : Diphyllobothrium latum causes megaloblastic anaemia due to deficiency of vitamin B A. A12 B. B12 C. C D. D
Last Answer : B12
Description : Vitamin B12: a. is essential for the metabolism of folic acid in the humans b. is attached to a glycoprotein in the circulation c. its deficiency is characterized by hypersegmentation of the neutrophils d. all above
Last Answer : all above
Description : The haemorrhagic disease of new born is caused due to the deficiency of (a) vitamin K (b) vitamin B12 (c) vitamin A (d) vitamin B1.
Last Answer : (a) vitamin K
Description : The percentage of patients over the age of 70 admitted to the hospital with delirium is about a) 25%. About 25% of patients over the age of 70 admitted to the hospital have delirium. The cause is ... delirium. d) 50%. About 25% of patients over the age of 70 admitted to the hospital have delirium.
Last Answer : a) 25%. About 25% of patients over the age of 70 admitted to the hospital have delirium. The cause is often reversible and treatable (as in drug toxicity, vitamin B12 deficiency or thyroid disease) or chronic and irreversible. Depression may produce impairment of attention and memory.