Description : All the following statements about obstructive jaundice are true except (A) Prothrombin time may be prolonged due to impaired absorption of vitamin K (B) Serum alkaline phosphatase may be raised ... systemic circulation due to biliary obstruction (D) There is no defect in conjugation of bilirubin
Last Answer : Answer : B
Description : A patient who has been taking quantities of aspirin might show increased post operative bleeding because aspirin inhibits:** A. Synthesis of thromboxane A2 and prevents platelet aggregation B. ... network E. Increase the absorption of vitamin K and prevents synthesis of blood clotting factors
Last Answer : A. Synthesis of thromboxane A2 and prevents platelet aggregation
Description : Intestinal absorption of magnesium is increased in (A) Calcium deficient diet (B) High calcium diet (C) High oxalate diet (D) High phytate diet
Last Answer : Answer : A
Description : Absorption of calcium is increased on a (A) High protein diet (B) Low protein diet (C) High fat diet (D) Low fat diet
Description : PTH causes all of the following except (A) Increased intestinal absorption of calcium (B) Increased intestinal absorption of phosphate (C) Increased tubular reabsorption of calcium (D) Increased tubular reabsorption of phosphate
Last Answer : Answer : D
Description : Calcium absorption is inferred by (A) Fatty acids (B) Amino acids (C) Vitamin D (D) Vitamin B12
Description : Calcium absorption is interfered by (A) Protein in diet (B) Phytic acid in cereals (C) Alkaline intestinal pH (D) Vitamin D
Description : Vitamin D absorption is increased in (A) Acid pH of intestine (B) Alkaline pH of intestine (C) Impaired fat absorption (D) Contents of diet
Description : Glucose absorption is promoted by (A) Vitamin A (B) Thiamin (C) Vitamin C (D) Vitamin K
Description : In Vitamin D poisoning (hyper-vitaminosis) (A) Both serum and urinary “Ca” (B) The serum Ca is low and urinary calcium high (C) The serum “Ca” is increased and urinary “Ca” is normal (D) Both serum and urinary “Ca” are low
Description : Prothrombin time is prolonged by administering (A) Vitamin K (B) Dicoumarol (C) Calcium (D) Prothrombin
Description : Characteristics of Vitamin D and its metabolites include which one of the following? (a) Act to decrease serum levels of calcium (b) Activation of their Vitamin D receptors increases cellular CAMP ... Vitamin D increase renal excretion of calcium (e) Vitamin D deficiency results in Pager's disease
Last Answer : Ans: C
Description : Which of the following vitamins help in the absorption of calcium? (1) Vitamin A (2) Vitamin D (3) Vitamin B (4) Vitamin C
Last Answer : (2) Vitamin D Explanation: Vitamin D is essential in helping the body absorb and use calcium; in fact, the body cannot absorb calcium at all without some vitamin D. Vitamin D helps our ... calcium from the food we eat and helps build stronger bones, partly by increasing the absorption of calcium.
Description : The following are true about calcium regulating hormones: a. calcitonin increases the plasma calcium concentration b. vitamin D is produced in the skin c. vitamin D is metabolized to its active form in the liver and kidney. d. vitamin D increases calcium absorption from the gut
Last Answer : vitamin D increases calcium absorption from the gut
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.
Last Answer : Vitamin D
Description : Absorption of calcium decreases if there is high concentration in the diet of (A) Copper (B) Sodium (C) Magnesium (D) Cadmium
Last Answer : Answer : C
Description : Absorption of phosphorous from diet is favoured by (A) Moderate amount of fat (B) Acidic environment (C) High calcium content (D) High phytic acid
Description : Intestinal absorption of zinc is retarded by (A) Calcium (B) Cadmium (C) Phytate (D) All of these
Description : A high plasma calcium level decreases intestinal absorption of calcium by (A) Stimulating the secretion of parathormone (B) Inhibiting the secretion of parathormone (C) Decreasing the synthesis of cholecalciferol (D) Inhibiting the secretion of thyrocalcitonin
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 : Intest ina l absorption of calcium is hampered by (A) Phosphate (B) Phytate (C) Proteins (D) Lactose
Description : Intestinal absorption of calcium occurs by (A) Active takeup (B) Simple diffusion (C) Facilitated diffusion (D) Endocytosis
Description : Bleeding time is increased in: a. massive blood transfusion b. vitamin K deficiency c. von Willebrand's disease d. disseminated intravascular coagulation (DIC)
Last Answer : disseminated intravascular coagulation (DIC)
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 : In Wilson’s disease (A) Copper fails to be excreted in the bile (B) Copper level in plasma is decreased (C) Ceruloplasmin level is increased (D) Intestinal absorption of copper is decreased
Description : The absorption of iron is increased 2–10 times of normal in (A) Iron deficiency anemia (B) Pregnancy (C) Spherocytosis (D) Sickle cell anemia
Description : Vitamin C enhances the intestinal absorption of (A) Potassium (B) Iodine (C) Iron (D) None of these
Description : Absorption of Vitamin B12 requires the presence of (A) Pepsin (B) Hydrochloric acid (C) Intrinsic factor (D) Boh (B) and (C)
Description : The absorption of glucose is decreased by the deficiency of (A) Vitamin A (B) Vitamin D (C) Thiamine (D) Vitamin B12
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 : The requirement of vitamin E is increased with greater intake of (A) Carbohydrates (B) Proteins (C) Polyunsaturated fat (D) Saturated fat
Description : The deficiency of which one of the following vitamin causes creatinuria? (A) Vitamin E (B) Vitamin K (C) Vitamin A (D) Vitamin B6
Description : Anti sterility Vitamin is (A) Vitamin B1 (B) Vitamin B2 (C) Vitamin E (D) Vitamin K
Description : Which of the vitamins is a potent antioxidant of Vitamin A? (A) Vitamin C (B) Vitamin E (C) Vitamin K (D) Vitamin D
Description : This Vitamin acts as antioxidant: (A) Vitamin A (B) Vitamin D (C) Vitamin E (D) Vitamin K
Description : Antirachitic vitamin is (A) Vitamin A (B) Vitamin D (C) Vitamin E (D) Vitamin K
Description : This vitamin acts as anti oxidant. (A) Vitamin A (B) Vitamin D (C) Vitamin E (D) Vitamin K
Description : Antisterility vitamin is (A) Vitamin B1 (B) Vitamin B2 (C) Vitamin E (D) Vitamin K
Description : Irradiation of foods raises the content of (A) Vitamin A (B) Vitamin D (C) Vitamin E (D) Vitamin K
Description : This vitamin is a potent antioxidant of vitamin A: (A) Vitamin C (B) Vitamin E (C) Vitamin K (D) Vitamin D
Description : This vitamin acts as antioxidant. (A) Vitamin A (B) Vitamin D (C) Vitamin E (D) Vitamin K
Description : This vitamin acts as anti-oxidant: (A) Vitamin A (B) Vitamin D (C) Vitamin E (D) Vitamin K
Description : Creatinuria is caused due to the deficiency of vitamin (A) A (B) K (C) E (D) D
Description : The most important natural antioxidant is (A) Vitamin D (B) Vitamin E (C) Vitamin B12 (D) Vitamin K
Description : The pancreatic amylase activity is increased in the presence of (A) Hydrochloric acid (B) Bile salts (C) Thiocyanate ions (D) Calcium ions
Description : Levels of serum calcium and inorganic phosphorus are increased in (A) Hypervitaminosis D (B) Hypoparathyroidism (C) Hypovitaminosis D (D) None of these
Description : Tubular reabsorption of calcium is increased by (A) Cholecalciferol (B) 25-Hydroxycholecalciferol (C) Calcitriol (D) All of these
Description : A lipotropic factor is (A) Choline (B) Palmitic acid (C) Calcium (D) Vitamin C