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BIO 669 Fluid & Electrolytes Questions And Answers Rated A+ 2024 Updates
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BIO 669 Fluid & Electrolytes Questions And Answers Rated A+ 2024 Updates
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IO 669 Fluid & ElectrolytesWhich of the following electrolytes is primarily responsible for maintaining
extracellular fluid osmolarity?
A) Sodium
B) Potassium
C) Calcium
D) Magnesium
Answer: A) Sodium
What is the primary function of potassium in the body?
,A) Regulating blood pressure
B) Maintaining fluid balance
C) Facilitating muscle contractions and nerve impulses
D) Enhancing bone density
Answer: C) Facilitating muscle contractions and nerve impulses
Which hormone primarily regulates sodium and water balance in the body?
A) Insulin
B) Aldosterone
C) Cortisol
D) Parathyroid hormone
Answer: B) Aldosterone
What is the primary role of antidiuretic hormone (ADH) in fluid balance?
A) Increasing renal potassium excretion
B) Promoting renal water reabsorption
C) Enhancing sodium reabsorption
D) Stimulating thirst
Answer: B) Promoting renal water reabsorption
Which of the following conditions is characterized by an excess of sodium in the
extracellular fluid?
A) Hyponatremia
B) Hypernatremia
C) Hypokalemia
D) Hyperkalemia
Answer: B) Hypernatremia
, In which of the following conditions would you expect an elevated serum potassium
level?
A) Diabetic ketoacidosis
B) Addison’s disease
C) Hyperaldosteronism
D) Acute renal failure
Answer: D) Acute renal failure
Which electrolyte imbalance is most likely to cause tetany?
A) Hypercalcemia
B) Hypomagnesemia
C) Hyperkalemia
D) Hypernatremia
Answer: B) Hypomagnesemia
Which fluid compartment contains the majority of the body's water?
A) Intracellular fluid
B) Extracellular fluid
C) Interstitial fluid
D) Plasma
Answer: A) Intracellular fluid
Which of the following fluids is considered an isotonic solution?
A) 0.45% NaCl
B) 0.9% NaCl
C) 3% NaCl
D) Dextrose 5% in water (D5W)
Answer: B) 0.9% NaCl
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