Scheda di esercizi di Valori di laboratorio ed elettroliti con soluzioni

Uric acid in the blood is a breakdown product of:

1. AFats
2. BGlucose
3. CPurines
4. DHemoglobin

A raised neutrophil count (neutrophilia) is most typical of:

1. AA mild viral cold
2. BHay fever and asthma
3. CVitamin B₁₂ deficiency
4. DAcute bacterial infection

Quale esame di laboratorio è tipicamente aumentato nella pancreatite acuta?

1. ATroponina sierica
2. BAlbumina sierica
3. CLipasi sierica
4. DEmoglobina glicata

A breathless patient in the emergency department has a BNP below 100 pg/mL. What does this suggest?

1. AThe kidneys are failing and the patient needs dialysis
2. BHeart failure is an unlikely cause of the breathlessness
3. CThe patient has had a myocardial infarction in the past day
4. DSevere heart failure is certainly the cause of the problem

A patient without symptoms has a fasting plasma glucose of 132 mg/dL (7,3 mmol/L) on Monday and 138 mg/dL (7,7 mmol/L) on Thursday. What does this show?

1. AThe results are within the normal fasting range
2. BThe results show prediabetes only
3. CThe results show reactive hypoglycemia
4. DThe results meet the criteria for diabetes

A urine culture report states "mixed growth of three organisms, likely contamination." What is the nurse's best response?

1. AInform the provider and arrange a new, correctly collected sample
2. BStart treatment for all three organisms with three antibiotics
3. CDiscard the report, because a mixed growth is always normal
4. DRecord the result as a confirmed urinary tract infection

A man of Mediterranean descent develops dark urine, jaundice and a falling hemoglobin a few days after eating fava beans. Which condition is most likely?

1. ASickle cell crisis with vaso-occlusion
2. BG6PD deficiency with acute hemolysis
3. CIron-deficiency anemia from poor diet
4. DVitamin B₁₂ deficiency anemia

A patient's potassium is 7,2 mEq/L, and the monitor shows wide QRS complexes. Several treatments are prescribed. Which should be given first?

1. AIV furosemide (a loop diuretic)
2. BUrgent hemodialysis session
3. CAn oral potassium binder dose
4. DIV calcium gluconate (or chloride)