CML vs. Leukemoid Reaction - Answer- CML - decreased leukocyte alkaline phosphatase (LAP)
Leukemoid Reaction - increased LAP
Look-back - Answer- The
... [Show More] process for the identification and notification of recipients of blood components from prior donations of who now test positive for HCV, HIV-1 and/or HIV-2.
External reference electrode used in ISE - Answer- KCl
The serum glucose concentration of a diabetic patient undergoing a 2-hr GTT should return to the baseline (fasting level) after _____ minutes. - Answer- 120
Technical problems encountered during the collection of an amniotic fluid specimen caused doubt as to whether the specimen was amniotic in origin. Which procedure would best establish that the fluid is amniotic in origin? - Answer- Creatinine clearance
Oval fat bodies and fatty casts are characteristic urine sediment constituents in patients with _____. - Answer- Nephritic Syndrome
What are the 2 most common reasons for macrocytosis? - Answer- B12 and Folate deficiency
Calculation for corrected WBC - Answer- (WBC x 100)/(#nrbc + 100)
What is the major protein of HDL? - Answer- Apolipoprotein A
Muscular Dystrophy - Answer- Increased CK, LD, AST, ALT
CK most sensitive and specific
A patient who has had severe chest pain for several hours is admitted with a diagnosis of possible acute myocardial infarction (AMI). Which of these ordered laboratory tests should the nurse monitor to help determine whether the patient has had an AMI? - Answer- Troponin I and Troponin T
Troponin levels increase about 4 to 6 hours after the onset of a myocardial infarction (MI).
Which test identifies the presence of Hgb S? - Answer- Hemoglobin electrophoresis
Laboratory test specific for systemic lupus erythematosus (SLE) - Answer- Antinuclear antibody test (ANA)
A male with urethral discharge can be presumptive for ________. - Answer- N. gonorrhea
A low reticulocyte count in an infant may indicate _____. - Answer- Aplastic anemia
Cryptococcus neoformans may yield a positive result for ________. - Answer- HIV
Decreased urine specific gravity may indicate ________. - Answer- Diabetes insipidus
What must be done when Salmonella serotype VI (capsular) is isolated? - Answer- The suspension must be heated to eliminate capsule and should be re-tested.
Cryoprecipitate must be transfused within ___ hours. - Answer- 4
Which antigen is destroyed by enzyme enhancement. - Answer- Duffy
___ will react with human globulin, either bound to RBC or free in serum. - Answer- AHG
Irradiated RBCs reduce the risk of ________. - Answer- GVHD
Marker present in child but absent from mother and father. - Answer- Direct exclusion
Which stain is used for bone marrows? - Answer- Romanowsky stain
When is cortisol at the highest peak? - Answer- morning
Rouleaux is not seen in what phase due to serum being washed away? - Answer- AHG
Which enzyme is increased in mumps? - Answer- amylase
Sézary Syndrome is a _______ lymphoma. - Answer- T-cell
What disease is associated with Burr cells? - Answer- uremia
Unconjugated bilirubin is associated with __________. - Answer- hemolytic or pernicious anemia, transfusion reaction, cirrhosis, & Gilbert Syndrome
Which organism grows on MacConkey agar; is citrate, orthinine, and arginine positive; and lysine negative? - Answer- E. cloacae
When staining acid-fast bacilli with Truant auramine-rhodamine stain, potassium permanganate is used as a _________. - Answer- quenching agent
- reduces background fluorescence of cellular debris
In biliary obstruction, conjugated bilirubin is ______. - Answer- increased
What is elevated in azotemia? - Answer- BUN & serum creatinine levels
What level is increased in Hashimoto Thyroiditis? - Answer- TSH
hypoparathyroidism - Answer- calcium - low
phosphorus - high
PTH - normal or low
hyperparathyroidism - Answer- calcium - high
phosphorus - low
PTH - high
Which broad-spectrum antibiotics have particular activity agains gram-negative organisms, especially Pseudomonas aeruginosa? - Answer- fluoroquinolones
Reasons for too small zones of inhibitions - Answer- inoculum too heavy
depth too thick
Reasons for too big zones of inhibitions - Answer- inoclum too light
depth too thin
Which medium is used for the cultivation of Leptospira? - Answer- Fletcher's Medium
What are the steps of PCR? - Answer- denaturation, annealing, and extension
Calculation for osmolalitiy - Answer- 1.91 N [Show Less]