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a key finding of chryseobacterium meningosepticum is? - no growth on MAC acinetobacter has what unique trait ? - being part of the skin natural flora Acinetobacter sp are oxidase what? - negative acinetobacter sp can produce what pigment on MAC? - purple acinetobacter sp form colonies that may be described as? - sticky acinetobacter sp will be found as a colonizer in about half of ? - tracheotomy acinetobacter sp will show as what on the O/F test? - oxidizer Alcaligenes sp are oxidase ? -...

Insufficient centrifugation will result in: A. A false increase in hematocrit (Hct) value B. A false decrease in Hct value C. No effect on Hct value D. All of these options, depending on the patient - A. Insufficient centrifugation does not pack down the red blood cells; therefore, the Hct, which is the volume of packed cells, will increase. Variation in red cell size observed on the peripheral smear is described as: A. Anisocytosis B. Hypochromia C. Poikilocytosis D. Pleocytosis - A...

What does RTS stand for? - Reagent Test Strip What is on the RTS chemical test? - Glucose, Bilirubin, Ketones, Specific Gravity, Blood, pH, Protein, Urobilinogen, Nitrite, and Leukocytes What are tablet/reagent tests? - These are usually confirmatory tests What are some of the tablet/reagent tests? - Ictotest, Clinitest, and SSA test. What is the Ictotest for? - To confirm bilirubin What is a Clinitest for? - It is a sugar test. What is a SSA test for? - To confirm proteins

Direct smears can be kept in the lab for long periods of time to: - use as a permanent patient record and for teaching When preparing direct smears, the best part of the specimen to use is: - blood, mucus, pus A direct smear may assist the lab scientist to: - determine the quality of the specimen A cytocentrifuged smear may be used to: - concentrate small amounts of cellular material and organisms in a specimen A sputum direct smear is reported as: > 10 epithelial cells, few WBCs, moder...

What is produced from megakaryocytes? - platelets Life span of platelets - 9-12 days Distribution of platelets - 30% spleen 70% peripheral blood What factors are vitamin k dependent? - 1927 (10, 9, 2, 7, Protein C, and protein S) Which factors are consumed in clotting? - I II V VIII XIII What factors in the intrinsic pathway? - XII XI IX VIII What factors are in the extrinsic pathway? - VII

A 19 year old girl came to her physician complaining of a sore throat and fatigue. Upon physical exam, lymphadenopathy was noted. Reactive lymphocytes were noted on the differential, but a rapid test for IM antibodies was negative. Liver enzymes were only slightly elevated. - EBV serological panel A 54 year old man was admitted to the hospital after having a seizure. Many laboratory tests were performed, including an RPR, but none of the results were positive. The physician suspects a case o...

Spores are found in select groups of bacteria. Which of the following statements describes the major advantage to the bacteria that posses these structures? a. Spores are resistant to heat, cold, drying, most chemicals, and boiling b. Spores allow an organism to better control its local environment c. Spores allow bacteria to attach or adhere to host tissues d. Organisms with spores have a more efficient exchange of genetic material - a. Some bacteria form thick-walled structures termed sp...

What do we use to sanitize work benches? - 10% bleach When do you decontaminate your hands? - after removing gloves, contact with patients skin, or in contact with blood or body fluids Most common source of HIV in the occupational setting? - blood The process by which an agency or organization uses predetermined standards to evaluate and recognize an MLT program in an institution is called _______________? - accreditation Agency composed of exclusively board pathologist, offers accreditati...

A 4 year old female presents with a palpable abdominal mass, pallor, and petechiae. Based on family history, clinical findings and the patient's physical exam, neuroblastoma is suspected. Which of the following does not support such a diagnosis? - Decreased urinary vanillylmandelic acid A 4 year old male child is brought to the pediatrician because the parents are concerned about the child's frequent falling, which results in bruising. The parents indicate that the child has difficulty ru...

Soluble immune complexes are formed under the condition of: A. antigen deficiency B. antigen excess C. antibody excess D. complement T lymphocytes that possess the CD8 surface marker mediate which of the following T-cell functions? A. delayed type hypersensitivity B. regulatory C. cytotoxic D. helper Which of the following activities is associated with C3b? A. opsonization B. anaphylaxis C. vasoconstriction D. chemotaxisIn which of the following settings are platelet transfusions N...

What is a major cause of transfusion-related fatality? - Clerical Error, resulting in ABO incorrect typing. Most common error clerical error? - Mis-identification of the recipient of transfusion Specimen Collection Requirements (Identification) - Wristband identification must be compared with the requisition form. what must be on the requisition form? - - Intended recipients full name - Unique hospital identification number - Specimen collection date & time When should the wristband id...

What antibody is most associated with delayed hemolytic transfusion reactions? - Anti-Jka What antibody is associated with Mycoplasma pneumonia? - Anti-I What class of antibodies cause extravascular hemolysis from sequestration by spleen? - IgG Enzyme panel will not react with which antibodes? - Duffy (Fya or Fyb) What can cause a mother to have a low titer anti-D? - RhIg at 28 weeks (T/F) Blood from mom to child must be irradiated. - True What kind of errors can room temp cross match dete...

Which of the following is impermeable to water? - Ascending Loop of Henle The approximate renal threshold for glucose is: - 160-180 mg/dL Which of the following would be considered a CLIA waived test? - Visual inspection of a urine dipstick Which of the following is not a function of the kidney? - Removal of excess protein from the blood The structure of the nephron that functions as a non-selective filter is the: - Glomerulus More than 66% of the filtered water, sodium, and chloride, and ...

what is measured in the urease method determination of BUM? uricase Urea NAD Nitrogen - NAD what is the specimen of choice for FK506 (Tacrolimus), Cyclosporine, and Sirolimus? gray top heparin sodium lavender top (EDTA) red top - lavender top (EDTA) IN chronic active hepatitis, high titers of which of the following antibodies are seen? Anti-smooth muscle Antimitochondrial anti-DNA Anti-parietal cell - Anti-smooth muscle Which of the following is used to compare two sets of mean? ...

The laboratory staff member that often holds a PhD and is responsible for overseeing all laboratory operations is the: a. Department Supervisor b. Laboratory Director c. Emergency Operations Supervisor d. Medical Laboratory Scientist - b. Laboratory Director Rank the following according to their education requirements and responsibilities within the lab, with the highest educated person/person with the most responsibilities first. a. Medical Laboratory Scientist b. Phlebotomist c. Labo...

The pathophysiology of Glazmann thrombasthenia is: A. Deficiency of dense granules B. Deficiency of glycoprotein Ib/IX receptor C. Deficiency of glycoprotein IIb/IIIa receptor D. deficiency of microtubules - C. Deficiency of glycoprotein IIb/IIIa receptor Chagas disease is caused by: A. Trypanosoma cruzi B. Trypanosoma palladium C. Trypanosoma brucei D. None of the above - A. Trypanosoma cruzi What would a patient with a microcyctic/hypochromic anemia most likely have noted on their CB...

4.8-10.8 X 109/L is the reference range for what hematology test? - WBC 150-450 X 109/L is the reference range for - platelets A characteristic of a centrifuge: - decreases as the concentration of a colored solution decreases a growth medium that allows growth of some organisms while inhibiting the growth of others is called - selective medium a growth medium that supports the growth of most organisms is - 5% SBA A physician specially trained in the nature and cause of disease is - a patho...

Principles of Medical Laboratory Science BSMT (1-Y1-7) Medical Technology is also known as: • Clinical Laboratory Science • Medical Laboratory Science Medical Technologist - Plays a key role in the modern laboratory. Done by performing laboratory procedures in areas such as clinical chemistry, microbiology, hematology, serology and urinalysis, clinical microscopy, histopathology. - Help a physician to identify a patient's disease and evaluate effective treatment. - A healthcare pr...

Course Goals The goal of this course is to facilitate the student’s ability both to understand the principles of the clinical laboratory including, but not limited to red blood cells and their disorders, white blood cells and their disorders and coagulation. The course provides a simple, straightforward approach to clarify complex concepts, and a discipline-by-discipline approach to help students build the knowledge needed to confidently perform medical laboratory diagnostics tests and en...

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