Meda 137
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| Negative and positive contrast medium | A positive contrast medium absorbs x-rays more strongly,a negative contrast medium, less strongly.
positive shows white,(Barium) neg shows black (air, gas, CO2)
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| What is the normal Protein reading of a urine sample | ZERO is normal (negative?)
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| What is Mammography | The radiographic examination of the breast
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| Anteroposterior(AP)view | the x-rays are directed from the front towards the back of the body,the posterior aspect facing the film
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| What is the type of specimen necessary for a mono Test | Blood specimen; capillary or venipuncture
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| Which cholesterol in the good cholesterol | HDL
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| What is polyuria | Lots of urine
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| What is dysuria | painful urination
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| How do you set up and operate a centrifuge | Balance it first, insert spacers if needed, close and lock lid, set timer and turn on
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| What is FBS | 12 hr fasting, then a blood draw, nothing to eat or drink except water
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| What is a 2 hr pp tests | Eat a prescribed meal, or drink , and have the blood taken exactly two hours later
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| When is a Ziehl Neilsen stain Used | for acid-fast bacilla, after gram stains are neither pos or neg - for TB
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| Why is antibiotic sensitivity testing performed? | To determine the best antibiotic for treatment
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| What is the purpose of a lab report and a requisition | To report the test results, and to order tests(on the requisition)
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| What does ABN mean | Advanced Beneficiary Notice
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| How does hemolysis make the serum or plasma appear read | is the rupturing of erythrocytes (red blood cells) and the release of their contents (hemoglobin) into surrounding fluid
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| What tests might you find in a lipid panel | total cholesterol, LDL chol, HDL chol, Triglycerides, total chol/HDL ratio
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| What is the function of the bladder | To hold urine
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| If you are type A blood what is present on the cells and plasma | Type A blood cells have A antigens on the cells and B antibodies in the plasma
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| Which blood cell antigen is so important when a woman is pregnant | RH & ABO
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| Why is a PKU test done | To test for the presence of the enzyme phenylalanine hydroxide which is necessary to digest protein
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| What is a heterophile test | A MONO Test
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| What is serology/immunology | Immunology is the study of the body’s immune system and its functions and disorders. Serology is the study of blood serum (the clear fluid that separates when blood clots)
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| What is a depression slide used for | for a wet mount, when material must be living when examined
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| What type of specimen is used to look for a trichomonas infection | vaginal discharge
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| How might you describe squamous epithelial cells | Large, clear, flat and irregular shaped
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| What is the normal Specific Gravity of urine | 1.005-1.030
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| What are the other names for the occult blood test | Guaiac slide Test
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| If you are type B blood, what are on the cells and in the plasma | You would have B antigens on the blood cells and A antibodies in the plasma
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| If you have AB blood what are on the cells and in the plasma | You would have both A and B antigens on the blood cells and no A or B antibodies in the plasma
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| If you are blood type 0 what are on the blood cells and in the plasma | You would have neither A or B antigens on your blood cells, but you would have both A and B antibodies in your plasma
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| Which blood cell antigens are so important when a woman is pregnant | Rh antigen
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| When might a C Diff test be ordered | To look for the C. difficile bacteria that causes diarrhea abdominal pain, fever, and/or nausea during or following a course of antibiotics
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| What can a fasting patient eat or drink | Only water
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| When is a PAP smear done | Not during Mensies, preferably 10-20 days after the last onset of your period, yearly
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| What do most HIV positive patients eventually develop | AIDS
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| What anticoagulant is present in the lavender tube | EDTA
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| What anticoagulant is present in the green top tube | Heparin
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| What anticoagulant is present in the gray tube | Sodium flouride
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| What anticoagulant is present in the light blue tube | Sodium citrate
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| What is arteriosclerosis | A build up of fibrous plaques of fatty deposits and cholesterol on the inner walls of the coronary arteries
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| How many millilters of blood is normally lost in the stool each day? | 5cc or 5 millilters
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| Why are occult bloods test done | To screen for colon cancer
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| What is ultrasound | High frequency sound waves
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| What test might be present in an electrolyte panel | Co2, CL, K, NA
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| How should a sputum sample be collected | It can be expelled by coughing and then being spit out.
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| Is Hepatitis A a blood born pathogen | No, It is generally transmitted through a fecal-oral route
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| What does PSA stand for | Prostrate Specific Antigen
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| What causes strep throat | streptococcal (strep) bacteria
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| What Methodology does a MRI use | An MRI machine uses a powerful magnetic field
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| Who assigns the diagnosis for laboratory testing | The Dr. only
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| What is specific gravity measuring | The weight of the urine compared with the weight of an equal volume of distilled water, indicates the amount of dissolved substances present in the urine
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| Polyuria | Excessive increase in urine output
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| Oliguria | Decrease in urine output
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| Anuria | Failure of the kidneys to priduce urine
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| Diuresis | secretion and passage of increased amounts of urine
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| Dysuria | Difficult or painful urination
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| Enuresis | Involuntary urination
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| Hematuria | Blood in the urine
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| Nocturia | Excessive night time urination
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| Pyuria | Pus in the urine
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| Rentention | Incomplete emptying of the bladder
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| Urgency | Immediate need to urinate
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| Incontinence | Inability to retain urine (involuntary urination)
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| What is the normal PH of a urine sample | 7.0, but it can range from 4.6-8.0
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| What is the normal Glucose reading of a urine sample | ZERO is normal (negative)
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| Posteroanterior (PA)view | The x-rays are directed from the back toward the front of the body, the anterior aspect is facing the film
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| How do you read a spun microhematocrit? | adjust the tube so that the bottom of the red blood cells are on the 0 line. Read the results at the top of the packed red cells.
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| Are nitrites always present in a urine specimen | NO, only if there is bacteria present.
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| What is an Analyte | a substance or chemical constituent that is determined in an analytical procedure
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| How is a 3 hr Glucose Tolerance test done | A zero time (baseline) blood sample is drawn.The pt is then given a measured dose of glucose to drink within a 5 minute time frame.Blood is drawn at intervals for measurement of blood sugar and sometimes insulin levels for a total of 3hrs every half hour
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| BG | Blood Glucose
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| Bx | Biopsy
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| CBC | Complete Blood Count
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| C&S | Culture and sensitivity
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| diff | differential
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| ESR | Erythrocyte sedimentation rate
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| FBS | Fasting Blood Sugar
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| GCT | Glucose Challenge Test
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| GTT | Glucose Tolerance Test
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| Hct | Hematocrit
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| Hgb | Hemoglobin
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| PSA | Prostate-specific antigen
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| RBC | Red Blood Count
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| RBS | Random blood sugar
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| SG | Specific gravity
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| Trig | triglycerides
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| UA | urinalysis
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| U/C | urine culture
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| WBC | White Blood Count
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| "normal" results for dipstick portion of Urinalysis are: | leukocytes neg, Nitrite neg, Urobilinogen normal 1.2, Protein neg, pH 7.0, Blood neg, Spec Grav 1.005-1.030, Keytones neg, Biliruben neg, Glucose neg
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| what tests might hemolysis affect? | K (potassium), Mg (magnesium) and Fe (iron)
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| Are clinical chemistry tests generally done on cells or the liquid portion of the blood? | fluid/liquid
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