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2011 final
Meda 137
| Question | Answer |
|---|---|
| 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) |
| What is the normal Protein reading of a urine sample | ZERO is normal (negative?) |
| What is Mammography | The radiographic examination of the breast |
| Anteroposterior(AP)view | the x-rays are directed from the front towards the back of the body,the posterior aspect facing the film |
| What is the type of specimen necessary for a mono Test | Blood specimen; capillary or venipuncture |
| Which cholesterol in the good cholesterol | HDL |
| What is polyuria | Lots of urine |
| What is dysuria | painful urination |
| 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 |
| What is FBS | 12 hr fasting, then a blood draw, nothing to eat or drink except water |
| What is a 2 hr pp tests | Eat a prescribed meal, or drink , and have the blood taken exactly two hours later |
| When is a Ziehl Neilsen stain Used | for acid-fast bacilla, after gram stains are neither pos or neg - for TB |
| Why is antibiotic sensitivity testing performed? | To determine the best antibiotic for treatment |
| What is the purpose of a lab report and a requisition | To report the test results, and to order tests(on the requisition) |
| What does ABN mean | Advanced Beneficiary Notice |
| 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 |
| What tests might you find in a lipid panel | total cholesterol, LDL chol, HDL chol, Triglycerides, total chol/HDL ratio |
| What is the function of the bladder | To hold urine |
| 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 |
| Which blood cell antigen is so important when a woman is pregnant | RH & ABO |
| Why is a PKU test done | To test for the presence of the enzyme phenylalanine hydroxide which is necessary to digest protein |
| What is a heterophile test | A MONO Test |
| 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) |
| What is a depression slide used for | for a wet mount, when material must be living when examined |
| What type of specimen is used to look for a trichomonas infection | vaginal discharge |
| How might you describe squamous epithelial cells | Large, clear, flat and irregular shaped |
| What is the normal Specific Gravity of urine | 1.005-1.030 |
| What are the other names for the occult blood test | Guaiac slide Test |
| 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 |
| 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 |
| 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 |
| Which blood cell antigens are so important when a woman is pregnant | Rh antigen |
| 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 |
| What can a fasting patient eat or drink | Only water |
| When is a PAP smear done | Not during Mensies, preferably 10-20 days after the last onset of your period, yearly |
| What do most HIV positive patients eventually develop | AIDS |
| What anticoagulant is present in the lavender tube | EDTA |
| What anticoagulant is present in the green top tube | Heparin |
| What anticoagulant is present in the gray tube | Sodium flouride |
| What anticoagulant is present in the light blue tube | Sodium citrate |
| What is arteriosclerosis | A build up of fibrous plaques of fatty deposits and cholesterol on the inner walls of the coronary arteries |
| How many millilters of blood is normally lost in the stool each day? | 5cc or 5 millilters |
| Why are occult bloods test done | To screen for colon cancer |
| What is ultrasound | High frequency sound waves |
| What test might be present in an electrolyte panel | Co2, CL, K, NA |
| How should a sputum sample be collected | It can be expelled by coughing and then being spit out. |
| Is Hepatitis A a blood born pathogen | No, It is generally transmitted through a fecal-oral route |
| What does PSA stand for | Prostrate Specific Antigen |
| What causes strep throat | streptococcal (strep) bacteria |
| What Methodology does a MRI use | An MRI machine uses a powerful magnetic field |
| Who assigns the diagnosis for laboratory testing | The Dr. only |
| 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 |
| Polyuria | Excessive increase in urine output |
| Oliguria | Decrease in urine output |
| Anuria | Failure of the kidneys to priduce urine |
| Diuresis | secretion and passage of increased amounts of urine |
| Dysuria | Difficult or painful urination |
| Enuresis | Involuntary urination |
| Hematuria | Blood in the urine |
| Nocturia | Excessive night time urination |
| Pyuria | Pus in the urine |
| Rentention | Incomplete emptying of the bladder |
| Urgency | Immediate need to urinate |
| Incontinence | Inability to retain urine (involuntary urination) |
| What is the normal PH of a urine sample | 7.0, but it can range from 4.6-8.0 |
| What is the normal Glucose reading of a urine sample | ZERO is normal (negative) |
| Posteroanterior (PA)view | The x-rays are directed from the back toward the front of the body, the anterior aspect is facing the film |
| 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. |
| Are nitrites always present in a urine specimen | NO, only if there is bacteria present. |
| What is an Analyte | a substance or chemical constituent that is determined in an analytical procedure |
| 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 |
| BG | Blood Glucose |
| Bx | Biopsy |
| CBC | Complete Blood Count |
| C&S | Culture and sensitivity |
| diff | differential |
| ESR | Erythrocyte sedimentation rate |
| FBS | Fasting Blood Sugar |
| GCT | Glucose Challenge Test |
| GTT | Glucose Tolerance Test |
| Hct | Hematocrit |
| Hgb | Hemoglobin |
| PSA | Prostate-specific antigen |
| RBC | Red Blood Count |
| RBS | Random blood sugar |
| SG | Specific gravity |
| Trig | triglycerides |
| UA | urinalysis |
| U/C | urine culture |
| WBC | White Blood Count |
| "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 |
| what tests might hemolysis affect? | K (potassium), Mg (magnesium) and Fe (iron) |
| Are clinical chemistry tests generally done on cells or the liquid portion of the blood? | fluid/liquid |
Created by:
kimmykoolbeans
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