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:
APaler than normal (hypochromic)
BShaped like a sickle
CLarger than normal (macrocytic)
DMore numerous than normal
2.Lengvas
A laboratory reports that a blood sample is "hemolyzed." What does this mean?
AThe sample was taken from an artery
BThe sample contains too many platelets
CThe sample has a very low hemoglobin
DRed cells in the sample have broken open
3.Lengvas
Uric acid in the blood is a breakdown product of:
AHemoglobin
BFats
CGlucose
DPurines
4.Vidutinis
Pacientui, kurio krūtinės skausmas prasidėjo prieš vieną valandą, pirmasis troponinas normalus. Koks teisingas aiškinimas?
ATroponinas nenaudingas krūtinės skausmu skundžiantiems pacientams
BInfarktas neatmestas; troponinas kartojamas pagal protokolą
CPacientą galima iškart išrašyti namo
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?
AThe color proves blood is present in the urine
BThe drug improves the accuracy of all dipsticks
CThe color shows severe liver failure is present
DThe dye can interfere with dipstick color readings
6.Vidutinis
How should a blood sample for serum ammonia be handled?
AKept warm and sent with the next routine batch
BShaken firmly to mix it before it is sent away
CLeft at room temperature for several hours first
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?
APseudohyponatremia, an artifact caused by very high lipids
BHyponatremia caused by severe hyperglycemia in diabetes
CTrue hyponatremia from SIADH that needs fluid restriction
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?
AHereditary hemochromatosis
BIron-deficiency anemia
CAcute viral hepatitis A
DAnemia of chronic disease
Atsakymai
1. A · Paler than normal (hypochromic)
2. D · Red cells in the sample have broken open
3. D · Purines
4. B · Infarktas neatmestas; troponinas kartojamas pagal protokolą
5. D · The dye can interfere with dipstick color readings
6. D · Placed on ice and sent to the laboratory at once
7. A · Pseudohyponatremia, an artifact caused by very high lipids
8. A · Hereditary hemochromatosis
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