Scheda di esercizi di Valori di laboratorio ed elettroliti con soluzioni

Which body system shows the main symptoms of a low serum sodium?

1. AThe skin and hair
2. BThe nervous system
3. CThe skeleton
4. DThe eyes only

At what time of day is serum cortisol normally highest?

1. AAround midnight
2. BAfter the evening meal
3. CEarly morning
4. DLate afternoon

What does the reticulocyte count measure?

1. APlatelets that are larger than normal in size
2. BOld red blood cells that are being removed by the spleen
3. CYoung red blood cells recently released from the bone marrow
4. DImmature white blood cells released during infection

Quando un paziente con malattia renale cronica deve assumere un legante del fosfato come l'acetato di calcio o il sevelamer?

1. ASolo quando il paziente si sente male
2. BSolo una volta alla settimana
3. CAi pasti
4. DPrima di dormire a stomaco vuoto

A patient with a potassium of 2,8 mEq/L has potassium chloride prescribed IV. Which statement about giving it is correct?

1. AIt is added to the IV bag without mixing, so it stays at the bottom
2. BIt is always diluted and given by infusion pump, never as an IV push
3. CIt is given as an undiluted bolus into a large vein to avoid irritation
4. DIt may be given as a slow IV push over one minute if the level is very low

A patient with hepatic encephalopathy is receiving lactulose. Which finding best shows that the treatment is effective?

1. ANo bowel movement for 2 days and calm sleep
2. BA rising serum ammonia with a slower flapping tremor
3. CSix to eight watery stools a day with dizziness
4. DTwo to three soft stools a day and clearer thinking

A patient on hemodialysis receives epoetin, but the hemoglobin has not risen in 2 months. Which results should be checked first?

1. AAmylase and lipase levels
2. BFerritin and transferrin saturation
3. CTSH and the free T₃ level
4. DTroponin and creatine kinase

The nurse teaches a patient about the HbA1c test. Which statement shows a need for further teaching?

1. A"I must not eat anything for 12 hours before the HbA1c test"
2. B"The test shows my average glucose over the past few months"
3. C"My daily finger-stick readings still matter between the tests"
4. D"A lower result means less risk of damage to my eyes and kidneys"