RATED A.
Which of the following statements is TRUE with respect to uncompensated
metabolic alkalosis?
- pH will be elevated without an elevation of pCO2
- pH will be elevated with an elevation of pCO2
- pH will be elevated with a decrease of pCO2
- pH will be normal with an elevation of pCO2
pH will be elevated without an elevation of pCO2
Which of the following is considered an engineering control?
- Face shield
- Biosafety cabinet
- Gloves
- Laboratory coat
Biosafety cabinet
To convert degrees Celsius to degrees Fahrenheit, which formula would you
use?
(5/9 x degrees Celsius) - 32
The National Fire Protection Association (NFPA) developed a standard hazard
identification system. What best describes this system?
Diamond-shaped, color-coded symbol
What is the process of monoclonal antibody production?
Fusion of antibody specific lymphocyte and myeloma cell
What stain is most commonly used in the hematology laboratory?
Wright stain
A representative congenital monocyte-macrophage functional disorder is?
Gaucher's disease
Which one of the following blood groups usually reacts LEAST strongly with
anti-H
,-O
-B
- A2
- A1
A1
Which of the following statements best describes a normal mature erythrocyte ?
A biconcave disc, 6-8 um in diameter, that stains pinkish-orange (salmon) in color
Which tumor marker is used for colorectal cancer?
CEA
Fluoroquinolones, such as ciprofloxacin, work by targeting:
Topoisomerases, inhibiting bacterial DNA replication
Which compound normally contains the majority of the body's total iron?
- Enzymes
- Hemoglobin
- Myoglobin
- Cytochromes
Hemoglobin
All of the following are types of acid-fast stains, EXCEPT:
- Ziehl-Neelsen
- Fluorochrome
- Kinyoun
- Calcofluor white
Calcofluor white
Which of the following represents other hemoglobin gene loci that occur on the
same chromosome as the beta chain loci?
Delta and gamma
Ristocetin is used in certain von Willebrand Factor (vWF) functional assays. The
reason it is used is because:
Ristocetin enhances binding of vWF to platelet GPIba
When should a peak digoxin level be drawn?
8-10 hours after an oral dose
, Which of the following is the EARLIEST biochemical marker of myocardial
infarction?
- CK
- LD
- Troponin
- Myoglobin
Myoglobin
What is the approximate time that should be allowed for samples to completely
clot before centrifugation for serum samples
20 minutes
Which one of the following proteins in CSF is used to monitor the integrity of the
blood-brain barrier?
- Albumin
- Prealbumin
- Transferrin
- IgG
Albumin
Which of the following blood tests is used to elevate liver function
Alkaline phosphatase (ALP)
The chief purpose of performing a serologic crossmatch is to:
Identify recipient antibodies against donor cells
What is the approximate volume of spinal fluid in an adult?
90-150 mL
All of the following are synonyms of the 2009 Influenza a H1N1 virus EXCEPT:
- Quadruple reassortant virus
- Swine flu
- Novel H1N1
- Avian flu
Avian flu
When should a pipette be wiped off?
Before lowering the meniscus to the calibration mark