Practice Exam Review Questions and Answers Graded A+

Practice Exam Review Questions and Answers Graded A+ 1) What is an example of a physical hazard? a. Acid burn b. Hepatitis B virus c. Overloaded wall socket d. Broken glass d. Broken glass 2) What tube can stabilize a glucose level for up to 3 days? a. Green b. Marble c. Gray d. red c. Gray 3) A packed RBC volume ratio is a. Bleeding time b. Type and RH c. Hematocrit d. ESR c. Hematocrit 4)The incubator temperature in the microbiology department should be a. Room temperature b. Checked monthly c. Checked daily d. Set at 24 C c. Checked daily 5) What carries oxygen away from the heart? a. Lymphocytes b. Thrombocytes c. Arteries d. Veins 6) A persistent infection with symptoms that come and go is called: a. Rapid b. Chronic c. Latent d. Acute 7) Two or more organisms living together is a. Symphysis b. Synergism c. Synapsis d. Symbiosis 8) What test is not done when electrolytes are ordered? a. Chloride b. Potassium c. Sodium d. Magnesium 9) A compound microscope is used to study all of these organisms except a. Viruses b. Fungi c. Bacteria d. Protozoa 10) When using test kits the medical laboratory assistant should a. Never mix lot numbers b. Always store them in the freezer c. Never follow instructions d. Used expired kits 11) What is the highest percentage of white blood cells in a peripheral smear? a. Basophils b. Neutrophils c. Eosinophils d. Monocytes 12) What would be considered a contact transmission hazard? a. Pathogens in the air b. Mosquitos, rats flies c. Needles contaminated hands d. Food, water 13) What type of bacteria is spherical? a. Bacilli b. Vibrio c. Cocci d. Spirilla 14) Transferring a patient specimen to a culture plate is known as a. Injection b. Incubation c. Inoculation d. Transportation 15) Normal urine output in an adult is: a. mL b. 100-500 mL c. 600-2000 mL d. 700-800 mL 16) An aerosol is a. Used to separate liquids from solids b. Produced when opening tubes and hemo-guard closures c. A form of sterilizer c. An invisible spray of liquid particles 17) Blood cultures are ordered for a. UTI b. FBS c. NPO d. FUO 18) What is added to a specimen to prevent breakdown before testing? a. SST gel b. Control c. Preservative d. Anticoagulant 19) What cells produce antibodies? a. Basophils b. Platelets c. B-lymphocytes d. T-lymphocytes 20) Nosocomial infections are a. Contracted in the hospital b. Bacterial infections c. Contracted from soil d. Viral infections 21) A rapid strep test kit tests for a. Group A streptococci b. Group D streptococci c. Group B streptococci d. Group C streptococci 22) The term card- means a. Wrist b. Heart c. Gallbladder d. Brain 23) Throat swab samples can be used: a. To diagnose pneumonia b. Only once c. For asthma d. Many times 24)What color tube is used to perform a CBC? a. Gray b. Marble c. Green d. lavender 25) A cellophane tape preparation should be taken to which department? a. Microbiology b. Chemistry c. Blood bank d. Hematology 26) What should you do with a specimen that arrived to the lab unlabeled? a. Tell the pathologist b. Label it from the lab form c. Call and ask for a new specimen d. Process the specimen 27) Urine pregnancy test detects a. BUN b. Estrogen c. Creatine d. HCG 28) Smallpox is caused by a. Bacillus anthracis b. Variola major c. Francisella tularensis d. Yersinia pestis 29) TB is caused by a Fungi Protozoa Bacteria Virus 30) What indicates bacteria in the urinary tract? Nitrites Urobilinogen Bilirubin ketones 31) Protein in the urine indicates Heart disease Liver disease Kidney disease Blood disorder Blood disorder 32) In the clinical chemistry department today, tests are performed on: Substance counters Autoanalyzers Spectrophotometers HPLC instruments 33) What additive is in a green top tube? Oxalate Sodium citrate EDTA Heparin 34) According to OSHA regulations, who must provide PPE? Union Hospital Employee CDC 35) Sputum should be collected from what area of the respiratory tract? Pharynx Throat Nose Lungs