Užduočių lapas tema Laboratorinės reikšmės ir elektrolitai su atsakymais

Nemokamas spausdinamas užduočių lapas tema Laboratorinės reikšmės ir elektrolitai: 8 uždavinių nuo lengvų iki egzamino lygio, su atsakymais. Atsispausdinkite arba išsaugokite kaip PDF.

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Vardas: ____________________   Data: ____________

1.Lengvas

A low mean corpuscular hemoglobin concentration (MCHC) means that the red cells are:

  1. APaler than normal (hypochromic)
  2. BShaped like a sickle
  3. CLarger than normal (macrocytic)
  4. DMore numerous than normal
2.Lengvas

A laboratory reports that a blood sample is "hemolyzed." What does this mean?

  1. AThe sample was taken from an artery
  2. BThe sample contains too many platelets
  3. CThe sample has a very low hemoglobin
  4. DRed cells in the sample have broken open
3.Lengvas

Uric acid in the blood is a breakdown product of:

  1. AHemoglobin
  2. BFats
  3. CGlucose
  4. DPurines
4.Vidutinis

Pacientui, kurio krūtinės skausmas prasidėjo prieš vieną valandą, pirmasis troponinas normalus. Koks teisingas aiškinimas?

  1. ATroponinas nenaudingas krūtinės skausmu skundžiantiems pacientams
  2. BInfarktas neatmestas; troponinas kartojamas pagal protokolą
  3. CPacientą galima iškart išrašyti namo
  4. DInfarktas atmestas, todėl tolesnių troponino tyrimų nereikia
5.Vidutinis

A patient taking phenazopyridine for bladder pain has bright orange urine. What should the nurse know about urine tests?

  1. AThe color proves blood is present in the urine
  2. BThe drug improves the accuracy of all dipsticks
  3. CThe color shows severe liver failure is present
  4. DThe dye can interfere with dipstick color readings
6.Vidutinis

How should a blood sample for serum ammonia be handled?

  1. AKept warm and sent with the next routine batch
  2. BShaken firmly to mix it before it is sent away
  3. CLeft at room temperature for several hours first
  4. DPlaced on ice and sent to the laboratory at once
7.Sunkus

A patient with severe hypertriglyceridemia has a measured sodium of 128 mEq/L, but a measured serum osmolality is normal, and the patient has no symptoms. What is the most likely explanation?

  1. APseudohyponatremia, an artifact caused by very high lipids
  2. BHyponatremia caused by severe hyperglycemia in diabetes
  3. CTrue hyponatremia from SIADH that needs fluid restriction
  4. DHyponatremia caused by drinking far too much water
8.Sunkus

A middle-aged man has fatigue, joint pain, a raised ALT and new diabetes. His ferritin is very high and his transferrin saturation is above 60%. Which condition is most likely?

  1. AHereditary hemochromatosis
  2. BIron-deficiency anemia
  3. CAcute viral hepatitis A
  4. DAnemia of chronic disease

Atsakymai

  1. 1. A · Paler than normal (hypochromic)
  2. 2. D · Red cells in the sample have broken open
  3. 3. D · Purines
  4. 4. B · Infarktas neatmestas; troponinas kartojamas pagal protokolą
  5. 5. D · The dye can interfere with dipstick color readings
  6. 6. D · Placed on ice and sent to the laboratory at once
  7. 7. A · Pseudohyponatremia, an artifact caused by very high lipids
  8. 8. A · Hereditary hemochromatosis

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