What hormone regulates sodium and potassium?

What hormone regulates sodium and potassium?
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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)

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

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The principal cation in intracellular fluid is (A) Sodium (B) Potassium (C) Calcium (D) Magnesium

Description : The principal cation in intracellular fluid is (A) Sodium (B) Potassium (C) Calcium (D) Magnesium

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The principal cation in extracellular fluid is (A) Sodium (B) Potassium (C) Calcium (D) Magnesium

Description : The principal cation in extracellular fluid is (A) Sodium (B) Potassium (C) Calcium (D) Magnesium

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The mineral present in the human body in larger amounts than any other cation is (A) Sodium (B) Calcium (C) Potassium (D) Iron

Description : The mineral present in the human body in larger amounts than any other cation is (A) Sodium (B) Calcium (C) Potassium (D) Iron

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

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

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

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

Last Answer : Answer : A

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

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

Last Answer : Answer : B

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

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

Last Answer : Answer : C

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

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

Last Answer : Answer : C

One of the potent st imu lators of aldosterone secretion is (A) Increased sodium concentration (B) Decreased potassium concentration (C) Increased potassium concentration (D) Increased ECF volume

Description : One of the potent st imu lators of aldosterone secretion is (A) Increased sodium concentration (B) Decreased potassium concentration (C) Increased potassium concentration (D) Increased ECF volume

Last Answer : Answer : C

The most important effect of aldosterone is to (A) Increase the rate of tubular reabsorption of sodium (B) Decrease the rate of tubular reabsorption of potassium (C) Decrease the reabsorption of chloride (D) Decrease the renal reabsorption of sodium

Description : The most important effect of aldosterone is to (A) Increase the rate of tubular reabsorption of sodium (B) Decrease the rate of tubular reabsorption of potassium (C) Decrease the reabsorption of chloride (D) Decrease the renal reabsorption of sodium

Last Answer : Answer : A

A level of 310–340 mg per 1000 ml of blood is normal for the (A) Copper (B) Iron (C) Potassium (D) Sodium

Description : A level of 310–340 mg per 1000 ml of blood is normal for the (A) Copper (B) Iron (C) Potassium (D) Sodium

Last Answer : Answer : D

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

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

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

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

Last Answer : Answer : A

The following ions help in enzymatic transfer of phosphate from ATP to pyruvic acid: (A) Sodium (B) Calcium (C) Magnesium (D) Potassium

Description : The following ions help in enzymatic transfer of phosphate from ATP to pyruvic acid: (A) Sodium (B) Calcium (C) Magnesium (D) Potassium

Last Answer : Answer : D

Milk is deficient in (A) Calcium (B) Iron (C) Sodium (D) Potassium

Description : Milk is deficient in (A) Calcium (B) Iron (C) Sodium (D) Potassium

Last Answer : Answer : B

Milk is deficient in (A) Vitamin B1 (B) Vitamin B2 (C) Sodium (D) Potassium

Description : Milk is deficient in (A) Vitamin B1 (B) Vitamin B2 (C) Sodium (D) Potassium

Last Answer : Answer : C

Milk is deficient of which mineral? (A) Phosphorus (B) Sodium (C) Iron (D) Potassium

Description : Milk is deficient of which mineral? (A) Phosphorus (B) Sodium (C) Iron (D) Potassium

Last Answer : C

Which of the following complications of TPN are appropriately managed with the listed treatment? a. Air embolism—place patient in reverse Trendelenburg and the left lateral decubitus position and aspirate venous air b. Hyperchloremic metabolic acidosis—give sodium and potassium as acetate salts c. Carbon dioxide retention—decrease glucose calories and replace with fat d. Line sepsis—intravenous antibiotics

Description : Which of the following complications of TPN are appropriately managed with the listed treatment? a. Air embolism-place patient in reverse Trendelenburg and the left lateral decubitus position ... dioxide retention-decrease glucose calories and replace with fat d. Line sepsis-intravenous antibiotics

Last Answer : Answer: b, c A number of complications of TPN can occur which can be divided into three types: mechanical, metabolic, and infectious

A striking feature of living cells is a marked difference between the composition of the cytosol and the extracellular milieu. Which of the following statement(s) concerning the mechanisms of maintenance of these differences is/are true? a. The cell membrane is able to maintain a 10,000 fold gradient between the extracellular concentration of ionized calcium and the intracellular concentration b. The key to these differences is the fact that the plasma membrane is normally impermeable to sodium, potassium and calcium c. The selectivity of biologic membranes is highly consistent and seldom changes d. The selectivity of cell membranes relates only to ions and not organic compounds

Description : A striking feature of living cells is a marked difference between the composition of the cytosol and the extracellular milieu. Which of the following statement(s) concerning the mechanisms of maintenance ... d. The selectivity of cell membranes relates only to ions and not organic compounds

Last Answer : Answer: a The survival of the cell requires that cytosolic composition be maintained within narrow limits, despite the constant influx of nutrients and the simultaneous outflow of waste. A ... be altered drastically as a result of regulatory or signaling processes that occur within the cell

Which of the following statements are true of a patient with hyperglycemia and hyponatremia? A. The sodium concentration must be corrected by 5 mEq. per 100 mg. per 100 ml. elevation in blood glucose. B. With normal renal function, this patient is likely to be volume overloaded. C. Proper fluid therapy would be unlikely to include potassium administration. D. Insulin administration will increase the potassium content of cells. E. Early in treatment adequate urine output is a reliable measure of adequate volume resuscitation.

Description : Which of the following statements are true of a patient with hyperglycemia and hyponatremia? A. The sodium concentration must be corrected by 5 mEq. per 100 mg. per 100 ml. elevation in blood ... . E. Early in treatment adequate urine output is a reliable measure of adequate volume resuscitation.

Last Answer : Answer: D DISCUSSION: Each 100-mg. per 100 ml. elevation in blood glucose causes a fall in serum sodium concentration of approximately 2 mEq. per liter. Excess serum glucose ... correction of the patient's associated acidosis produce movement of potassium ions into the intracellular compartment

Which one of the following is characteristic of captopril and enalapril ? (a) Competitively blocks angiotensim II at its receptor (b) Decreases angiotensin II concentration in the blood (c) Decreases rennin concentration in the blood (d) Increases sodium and decreases potassium in the blood (e) Decreases sodium and increases potassium in the urine

Description : Which one of the following is characteristic of captopril and enalapril ? (a) Competitively blocks angiotensim II at its receptor (b) Decreases angiotensin II concentration in the blood (c) Decreases ... and decreases potassium in the blood (e) Decreases sodium and increases potassium in the urine

Last Answer : Ans: B

The action of digitalis is enhanced by (a) Sodium (b) Calcium (c) Magnesium (d) Potassium (e) Chloride

Description : The action of digitalis is enhanced by (a) Sodium (b) Calcium (c) Magnesium (d) Potassium (e) Chloride

Last Answer : Ans: B

A 53-year-old man presented with hypertension of 150/110 mmHg. He is generally asymptomatic and has no previous medical history of note. He is a smoker of 5 cigarettes daily and drinks modest quantities of alcohol. He takes no prescribed medications. Examination reveals a BMI of 33.5 kg/2 but nil else. The following detail his investigations: Serum sodium 146 mmol/l (NR 133-145) Serum potassium 3.2 mmol/l (NR 3.5 - 5) Urinary potassium excretion 42 mmol/l (NR less than 30) What is the likely diagnosis? 1) Adrenocortical adenoma 2) Bartter's syndrome 3) Liddle's syndrome 4) Liquorice ingestion 5) Pheochromocytoma

Description : A 53-year-old man presented with hypertension of 150/110 mmHg. He is generally asymptomatic and has no previous medical history of note. He is a smoker of 5 cigarettes daily and drinks ... Adrenocortical adenoma 2) Bartter's syndrome 3) Liddle's syndrome 4) Liquorice ingestion 5) Pheochromocytoma

Last Answer : Answers-1 This patient is most likely to have Conn's syndrome as reflected by the hypokalaemic hypertension. Liquorice ingestion or Liddle's syndrome are again possible causes of ... hypertension (often diastolic hypertension), muscular weakness, paresthesias, headache, polyuria, and polydipsia."