Recurrent vomiting leads to loss of (A) Potassium (B) Chloride (C) Bicarbonate (D) All of these

1 Answer

Answer :

Answer :  B

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Description : Which of the following is true of loss of gastrointestinal secretions? A. Gastric losses are best replaced with a balanced salt solution. B. Potassium supplementation is unnecessary in ... bowel fistula. E. A patient with persistent vomiting usually requires hyperchloremic replacement fluids.

Last Answer : Answer: DE DISCUSSION: Gastric secretions are relatively high in chloride and potassium. Other than an isolated pancreatic fistula, gastrointestinal tract losses below the pylorus ... Although potassium concentrations are low, copious losses require potassium supplementation to prevent hypokalemia

Description : Metabolic alkalosis can occur in (A) Severe diarrhoea (B) Renal failure (C) Recurrent vomiting (D) Excessive use of carbonic anhydrase inhibitors

Last Answer : Answer : C

Description : Anion gap is the difference in the plasma concentrations of (A) (Chloride) – (Bicarbonate) (B) (Sodium) – (Chloride) (C) (Sodium + Potassium) – (Chloride + Bicarbonate) (D) (Sum of cations) – (Sum of anions)

Last Answer : Answer : C

Description : Mineralocorticoids increase the tubular secretion of (A) Sodium (B) Potassium (C) Chloride (D) Bicarbonate

Last Answer : Answer : B

Description : Concentration of the following is higher in intracellular fluid than in extracellular fluid: (A) Sodium (B) Potassium (C) Chloride (D) Bicarbonate

Last Answer : Answer : B

Description : The ion which activates salivary amylase activity is (A) Chloride (B) Bicarbonate (C) Sodium (D) Potassium

Last Answer : Answer : A

Description : Infusion of potassium chloride is indicated in digitalis toxicity when the manifestation(s) is/are: A. Vomiting, hyperapnoea and visual disturbance B. Pulsus bigeminus with heart rate 110/min ... accidentally ingested 10 digoxin tablets D. 2:1 A-V block with occasional ventricular extrasystoles

Last Answer : B. Pulsus bigeminus with heart rate 110/min in a patient on maintenance digoxin therapy

Description : A 16 year old male with a day history of malaise, weakness and vomiting. He was diagnosed with Insulin dependent diabetes mellitus 3 years prviously. Which ONE of the following supports a diagnosis of ... serum glucose 14 mmol/l 4) Decreased appetite in the past few days 5) Shallow respirations

Last Answer : Answers-2 a-An unusual but recognised feature particularly in children. However does not support a diagnosis of DKA. b-Suggests metabolic acidosis. c-'Normoglycaemic DKA' can occur and a glucose ... anorexia. e-Respiratory compensation leads to rapid deep (Kussmaul's) breathing. (Dr Mike Mulcahy)

Description : Number of moles of CaO required to remove hardness from 1000 litre water having 324 ppm of calcuim bicarbonate and 74.5 ppm of potassium chloride is :

Last Answer : Number of moles of CaO required to remove hardness from 1000 litre water having 324 ppm of calcuim bicarbonate and 74.5 ppm ... : A. 8 B. 4 C. 3 D. 2

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Last Answer : (2) Magnesium Chloride Explanation: Magnesium chloride is the name for the chemical compound with the formula MgCl2 and its various hydrates MgCl2(H2O)x. These salts are typical ionic halides, being highly soluble in water.

Description : Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate (A) Is prone to thermal decomposition (B) Has high water solubility and is unstable (C) Is soluble in ammonium chloride and potassium chloride solution (D) All (A), (B) and (C)

Last Answer : (C) Is soluble in ammonium chloride and potassium chloride solution

Description : Which of the following electrolytes is a major cation in body fluid? a) Potassium Potassium is a major cation that affects cardiac muscle functioning. b) Chloride Chloride is an anion. c) Bicarbonate Bicarbonate is an anion. d) Phosphate Phosphate is an anion.

Last Answer : a) Potassium Potassium is a major cation that affects cardiac muscle functioning.

Description : component of the management of moderately severe diabetic ketoacidosis: A. Insulin B. Intravenous fluids C. Potassium chloride D. Sodium bicarbonate

Last Answer : D. Sodium bicarbonate

Description : Which of the following measures is not an essential component of the management of moderately severe diabetic ketoacidosis: A. Insulin B. Intravenous fluids C. Potassium chloride D. Sodium bicarbonate

Last Answer : . Sodium bicarbonate

Description : To balance the bicarbonate ion loss in RBC the chloride ions move into RBC, it is known as :-

Last Answer : To balance the bicarbonate ion loss in RBC the chloride ions move into RBC, it is known as :- A. Chloride ... C. Bohr effect D. Both (1) and (2)

Description : In patients receiving massive blood transfusion for acute blood loss, which of the following is/are correct? A. Packed red blood cells and crystalloid solution should be infused to restore oxygen ... should be administered with every 5 units of packed red blood cells to avoid hypocalcemia.

Last Answer : Answer: A DISCUSSION: Patients who are suffering from acute blood loss require crystalloid resuscitation as the initial maneuver to restore intravascular volume and re-establish vital signs. If 2 to 3 liters ... when the infusion of blood proceeds at a rate exceeding 1 to 2 units every 5 minutes

Description : A 19 year-old female is referred following a visit to the dentist where marked erosion of her teeth was noted. She was entirely asymptomatic and her only medication was the oral contraceptive pill ... ) Bulimia nervosa 2) Conn's syndrome 3) Laxative abuse 4) Pregnancy 5) Primary hypoparathyroidism

Last Answer : Answers-5 This patient has tooth erosion associated with hypokalaemic metabolic alkalosis and hypocalcaemia. This suggests a diagnosis of hypoparathyroidism. Conn's is unlikely in this age group, is ... raised alkaline phosphatase would not be expected. Early pregnancy would not fit this picture.

Description : Which of the following features are present in blood chemistry in uncompensated metabolic alkalosis except? (A) Increased pH (B) Increased bicarbonate (C) Normal chloride (D) Normal pCO2

Last Answer : Answer : D

Description : Blood chemistry shows the following changes in compensated respiratory acidosis: (A) Increased pCO2 (B) Increased bicarbonate (C) Decreased chloride (D) All of these

Last Answer : Answer : D

Description : All the following changes in blood chemistry can occur in severe diarrhoea except (A) Decreased pH (B) Decreased bicarbonate (C) Increased pCO2 (D) Increased chloride WATER AND ELECTROLYTE BALANCE 287

Last Answer : Answer : C

Description : All the following statements about renal tubular acidosis are correct except (A) Renal tubules may be unable to reabsorb bicarbonate (B) Renal tubules may be unable to secrete hydrogen ions (C) Plasma chloride is elevated (D) Anion gap is decreased

Last Answer : Answer : D

Description : The primary event in respiratory alkalosis is (A) Rise in pH (B) Decrease in pCO2 (C) Increase in plasma bicarbonate (D) Decrease in plasma chloride

Last Answer : Answer : B

Description : Chloride shift is (A) H ions leaving the RBC in exchange of Cl- (B) Cl– leaving the RBC in exchange of bicarbonate (C) Bicarbonate ion returns to plasma and exchanged with chloride which shifts into the cell (D) Carbonic acid to the plasma

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Description : Retention of sodium in the body leads to a retention of (A) Potassium (B) Water (C) Potassium and water (D) Neither potassium nor water

Last Answer : Answer : B

Description : . Chemical name of soda ash is (A) Sodium bicarbonate (B) Sodium thiosulphate (C) Potassium carbonate (D) None of these

Last Answer : (D) None of these

Description : Baking soda is : (1) Potassium carbonate (2) Sodium hydroxide (3) Sodium carbonate (4) Sodium bicarbonate

Last Answer : Sodium bicarbonate

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Description : In Addison’s disease, there is excessive retention of (A) Potassium (B) Sodium (C) Chloride (D) Water

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Description : Mineralocorticoids increase the tubular reabsorption of (A) Sodium and calcium (B) Sodium and potassium (C) Sodium and chloride (D) Potassium and chloride 224 MCQs IN BIOCHEMISTRY

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Description : Mineralcorticoids regulate the metabolism of all of the following except (A) Sodium (B) Potassium (C) Calcium (D) Chloride

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Description : Can you mix sodium bicarbonate and magnesium chloride?

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Description : Which of the following statements about respiratory acidosis are true? A. Compensation occurs by a shift of chloride out of the red blood cells. B. Renal compensation occurs rapidly. C. Retention of ... of respiratory acidosis. E. The ratio of bicarbonate to carbonic acid is less than 20:1.

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