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final MLT

QuestionAnswer
dCE/dce – what is the Rh type for a person with this genotype? Rh (-)
Interpret the reaction – Anti-D tube was 1+ and the Rh control tube is neg. RH (+), RH (-) OR FURTHER TESTING RH (+)
WHAT IS THE MOST COMMON CAUSE OF TRANSFUSION REACTIONS? CLERICAL ERRORS
HOW LONG IS A CROSSMATCH GOOD FOR? 3 DAYS 7 DAYS OR 5 DAYS 3 DAYS
HOW MUCH DOES 1 UNT OF BLOOD INCREASE A PATIENT'S HGB? 1 G/DL, 2 G/DL OR 3 G/DL 1 G/DL
CAN A 75 YR OLD MAN DONATE BLOOD? YES AS LONG AS HE MEETS CRITERIA AND HAS A DOCTORS NOTE
IF THERE IS A PATIENT THAT IS B(-) AND SUFFERS A MISCARRIAGE SHOULD THIS PATIENT STILL REC'V A SHOT OF RHOGAM? YES only if she doesn't have anti-D from a prevous pregnancy
WHAT IS THE PURPOSE OF AHG? TO DETECT IgG ANTIBODIES
WHAT GOES IN THE TUBE FOR A MAJOR CROSSMATCH? PATIENT PLASMA (SERUM) AND DONOR CELLS
WHAT ARE SOME REASONS FOR A FALSE POSITIVE DAT o Medications – methyldopa o Bacterial contamination of test cells. o Septicemia of patient. o Dirty glassware
WHEN SHOULD A PREGNANT WOMAN RECEIVE RHOGAM? IF SHE S RH (-)., FIRST PREGNANCY AND rH (+)BABY
If a patient has a genotype of dce/dce and they receive blood from a person with genotype Dce/Dce. What type of antibody would the patient produce? Anti-c Anti-e Anti-d None of the above NONE OF THE ABOVE
What type of test demonstrates in vivo sensitization of red cells? DAT (direct antiglobulin test)
If the Rh control tube has a positive reaction can you report out results? NO
What blood group demonstrates a resistance to malaria DUFFY
What is a cause for a permanent deferral from blood donation? HISTORY OF JAUNDICE OF UNCERTAIN CAUSE
CHEMISTRY CHEMISTRY
PURPOSE OF GLUCAGON HORMONE WHICH DECREASED LEVEL OF BLOOD SUGAR
DEFINE ELECTROPHORESIS THE MOVEMENT OF CHARGED PARTICLES N AN ELECTRICAL FIELD TO EFFECT SEPARATION OF THE PARTICLES
WHAT IS THE LARGEST PROTEIN FRACTION? ALBUMIN
DEFINE FIRST ORDER KINETICS THE CHANGE IN ABSORBANCE IS MONITORED DURING
WHAT CATION HAS THE LARGEST CONCENTRATION IN BLOOD? SODIUM
WHAT TEST WOULD BE ORDERED IF A MYOCARDIAL INFARCTON S SUSPECTED? AST TROPONIN CPK/CK LDH/LD ALL OF THE ABOVE ALL OF THE ABOVE
PRECENT OF THE POPULATION THAT IS =/- 2SD FROM THE MEAN? 95%
DEFINE ACCURACY THE CLOSENESS OF A TEST RESULT TO THE TRUE VALUE
- Serum amylase is elevated in diseases that affect what organ? PANCREAS
WHAT TWO TESTS ARE APPROPRIATE FOR PROSTATE CANCER DETECTION? PSA, ACP (ACID PHOSPHATASE)
WHAT DOES TIBC MEASURE? MEASURES THE SERUM IRON TRANSPORTING BINDING CAPACITY OF TRANSFERRIN
What is the main function of albumin? Maintain osmotic pressure
When the 95% confidence limits are applied to analysis of a group of 20 persons, how many of those normal persons can be expected to have a result outside the normal range? 2-3-1-5 1
Define Glycolysis The conversion of glucose or other hexoses into lactate or pyruvate
Coagulation Coagulation
What plays the role in the initial plug in the wall of an injured blood vessel? platelets
Precursor of thrombin prothrombin
What is the end result of coag testing? clot detection
during fibrinolysis, plasmin is responsible for degrading what? Fibrin
factor VII is part of which coag test.... PT, aPTT, OR D-DIMER PT
HEPARIN IS MONITORED BY WHAT COAG TEST aPTT
COUMADIN/WARFARIN IS MONITORED BY WHAT COAG TEST? PT/INR
CLASSIC HEMOPHILIA IS THE RESULT OF ADEFICIENCY IN WHAT FACTOR? VIII
WHAT TEST IS USED TO DETECT FIBRINOLYSIS? FDP OR FSP
FIBRIN IS CONVERTED INTO FIBRIN BY... THROMBIN
Fibrin split products and activated coagulation factors are removed from the blood by… RES/MPS system
itamin K factors are in what group? Prothrombin Contact Fibrinogen Prothrombin
Define fibrinolysis removal of fibrin formed in the body
Hematology Hematology
The cell of the granulocytic series that is characterized by a bean or kidney-bean shaped nucleus is the… metamyelocyte
Auer rods occur in… Myelogenous leukemia
The white blood cell change most characteristic of pernicious anemia is… Hypersegmentation
WHAT TYPE OF CELL IS SEEN IN MULTIPLE MYELOMA? PLASMA CELL
DEFINE LEUKEMIA UNCONTROLLED AND ABNORMAL PROLIFERATION OF HEMATOPOIETIC CELLS
WHAT ARE SIDEROCYTES RBC'S THAT CONTAIN IRON GRANULES
NAME 3 REASONS A PERSON MAY HAVE A MACROCYTIC ANEMIA.... B12 deficiency Folate deficiency D. latum or fish tapeworm infestation
What cell is seen in a person suffering from Mono? Reactive lymphocytes
The immediate precursor of the diffusely basophilic or polychromatic RBC is the… Orthochromatic normoblast
Chronic blood loss can lead to… Iron deficiency
What is a spherocyte? The RBC that lacks a central pallor and is uniformly filled with hemoglobin
Define pancytopenia Depression of all blood cell elements
Define Anisocytosis Size variation of RBCs
Define poikilocytosis Shape variation of RBCs
Define leukopoeisis Normal WBC formation
What does hematocrit measure? Packed red cell volume
What are the characteristics of plasma cell? deep blue cytoplasm eccentric nucleus perinuclear halo
The characteristic cell in acute lymphocytic leukemia is the… lymphoblast
The plasma protein that binds free hemoglobin during conditions of intravascular hemolysis is known as… Haptoglobin
What is the largest white blood cell? Monocyte
Define “shift to the left” Increased percentage of immature granulocytes
Reticulocyte count is a good way to measure what… reliable assessment of the effective erythroid activity of the bone marrow
Methemoglobin is an abnormal hemoglobin that contains… Ferric iron
Thalassemias are characterized by… Decreased rate of globin synthesis
What RBC indices is a measure of the amount of hemoglobin in individual RBCs? MCH
Immunology Immunology
Define passive acquired immunity can be acquired naturally by the fetus because of the transfer of maternal antibodies in utero
What immunoglobulin molecule has a pentamer structure? IgM
Define specificity The ability of an antibody to react only with the antigen that stimulated its production
Define agglutination The serologic reaction where particulate antigens are clumped by their reaction with antibody
ASO titer is increased in what disease? Acute glomerulonephritis
FTA-ABS detects what… Anti-Treponema pallidum (SYPHILIS)
Complement can be destroyed by heating plasma or serum at… 56C
Infectious mono slide tests detect… Heterophile antibodies
The causative agent of infectious mononucleosis is… Epstein-Barr virus
Define heterozygous wo alleles inherited for a particular trait are unlike
Define homozygous person who possesses two like genes for a trait
Microbiology Microbiology
Most common stain Gram Stain
Members of the Enterobacteriaceae all ferment… Lactose
A urine specimen contaminated with vaginal secretions may contain the flagellate… Trichomonas vaginalis
Neisseria meningitidis is seen under the microscope as… Gram negative cocci and oxidase positive
A fecal specimen for parasitology testing should be held at a temperature of… 24C
What bacteria exhibit “swarming”? Proteus
What organism is responsible for pink eye? Haemophilus aegypticus
Vector for malaria? Anopheles mosquito
The V factor needed by some bacteria for growth is… NAD supplied by yeast extract
QUESTION FOR CASSIE...NOT NAD BUT HEMIN??? Haemophilus influenzae prefers a complex medium and requires preformed growth factors that are present in blood, specifically X factor (i.e., hemin) and V factor (NAD or NADP...http://textbookofbacteriology.net/haemophilus.html
In disc diffusion tests, such as the bacitracin test, growth up to the disc indicates… Resistance to drug
Mycoplasma pneumonia causes what disease? Atypical pneumonia
Group B beta-hemolytic strep is also known as? Streptococcus agalactiae
In the direct examination of mycology specimen material, what reagent is added to the specimen to clear up any background debris? 10% KOH
An artificial medium for the primary isolation of fungi is Sabourauds (SABS)
What test is indicative of Cryptococcus neoformans? India Ink
Trophozoites are most likely to be found in fecal specimens that are… Loose
The preferred method for identification of Enterobius vermicularis is… Scotch Tape method
Infection of the urinary tract is most often associated with… E. coli
Cultures for Neisseria gonorrheae should be incubated… Candle jar or carbon dioxide incubator
MacConkey’s agar is a good differential media in that it helps to distinguish between lactose and non-lactose fermenting Enterobacteriaceae
Mycobacterium is a causative agent for what disease… Tuberculosis
Thioglycollate medium is a good medium for routine cultures because it… supports the growth of aerobes, facultatives, and anaerobes
The enterotoxin produced by Staphylococcus aureus causes, what type of ailment? Food poisoning
What bacteria has a grape-like odor? Pseudomonas aeruginosa
Urinalysis Urinalysis
Ammonia odor of urine is caused by? Bacterial breakdown of urea
What is the functional unit of the kidney? nephron
Of the following crystals, which one is abnormal? Amorphous urates Calcium oxalate Cystine Calcium carbonate Cystine
The tests for glucose on commercial dipsticks is based on a color change due to… Breakdown of glucose by glucose oxidase
The active reagent in the dipstick test pad for ketones is… Sodium nitroprusside
Ketone bodies appear in the urine as the result of… Increased fat catabolism
The presence of wbc and rbc casts in the urine would indicate that the infection is located in the… kidneys
Casts are formed in the… Distal convoluted tubules
RBCs in the urine are reported out as… Average number seen per high powered field
Dipsticks for urinalysis may become deteriorated if they are… Subjected to moisture
Crystals shaped like flat, rectangular plates with notches are: Cholesterol ammonium biurate uric acid cystine Cholesterol
Casts may be seen best under the microscope by: decreasing the illumination increasing the illumination using immersion oil waiting two hours to examine the sediment decreasing the illumination
The principle behind the detection of protein on the urine dipsticks is… Protein error of indicators
The proximal convoluted tubule is involved in… Tubular reabsorption
Elevated blood glucose levels are most commonly observed in… Diabetes mellitus
The presence of squamous epithelial cells and mucus threads in the urine sediment indicates… Vaginal contamination
What protein typically make ups casts? Tamm-Horsfall
Which of the following casts is most indicative of end stage renal disease? Waxy
Created by: Nizhoni T Walter Nizhoni T Walter on 2013-06-26



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