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Worksheets49-51 Morgan KC
Total questions: 10
Worksheet time: 5mins
What is the most important determinant of intracellular osmotic pressure?
Calcium
Sodium
Chloride
Potassium
What is the most effective initial treatment for symptomatic hypercalcemia?
Intravenous potassium chloride
Intravenous calcium chloride
Loop diuretic
Mechanical ventilation
What is the main cause of nonsurgical bleeding following massive blood transfusion?
Hypomagnesemia
Hypocalcemia
Dilutional thrombocytopenia
Hyperkalemia
What is the renal response to acidemia?
Decreased production of ammonia
Increased ammonia production
Decreased reabsorption of filtered HCO3-
Increased excretion of titratable acids
What is the goal of intravenous therapy for potassium deficit?
Induce demyelinating lesions
Correct the entire deficit
Remove the patient from immediate danger
Increase plasma sodium concentrations
What is the most common cause of metabolic alkalosis?
Diarrhea
Vomiting
Hypocalcemia
Hyperkalemia
What is the effect of chronic respiratory acidosis on plasma HCO3-?
Varies
Remains unchanged
Increases
Decreases
What is the main hazard of increased extracellular volume?
Cardiac arrhythmias
Hypocalcemia
Impaired gas exchange
Respiratory arrest
What is the most important factor explaining acid-base balance in physiological systems?
Total weak acid concentration
Strong ion difference
Hemoglobin
Bicarbonate buffer
What is the recommended timing for transfusion initiation in patients with normal hematocrit?
After any blood loss
Only in surgical cases
Before any blood loss
After losses greater than 10% to 20% of blood volume
