Chapter 1, Problem 6.1E

Mary Jo prepared a series of diluted samples by taking 1 mL of sample and adding it to 4 mLs of diluent. She then diluted the sample further by adding 1 mL of diluted sample to 19 mLs of diluent. What is the final dilution factor ?

what departments in the laboratory will these tests go to?   not graded just an excercise

when testing unpasteurized milk you get a colony count of 118 colonies on plate A and 110 colonies on plate B after you plated .1 mL of a sample your .1 mL sample came from tube #6 you have prepared a serial dilution with six test tubes all tubes are a 1 to 10 dilution calculate the average CFU/ml of the original sample show work

TRUE or FALSE only! 1. Reading and studying the manuals of a particular instrument used in a laboratory will help you get an accurate result. 2. It is necessary to fix samples placed on depression slides. 3. A micropipette is used when transferring 2.5 microliters of liquid sample from a flask to a test tube.

Śwabbing means pulling fluid from the hole on the way out with the test tool could cause a kick, which could result in a blowout leading to injuries and deaths. Select one: True False

You are a lab worker in a hospital medical testing lab and observe how your coworker does not follow the aseptic technique when handling patient samples. Suggest a few procedures that your coworker would not be doing properly. What could happen to the samples? The patient? What do you think would be the right course of action?

Without water for decontamination, you are forced to improvise. What supplies would you grab? Large trash bags, plastic shower caps, scrubs, permanent markers, foley cath, aspirin, ace bandages? Select all that apply.   Explain  all point deeply  and type the answer.

1. Scenario: You already collected samples for the following tests, in what section of the laboratory will you deliver it? CBC FBS Lipid profile Creatine & BUN Blood typing ESR

Choose the positive result that will be produced in each test. YOU MAY REPEAT YOUR ANSWERS. Color produced (Choices) Burnt grease odor Brick red ppt Caramel color/odor Deep blue to black Purple ring Bronze-red solution Reddish colored ppt TEST (What color produce? ) Fehling’s test Biuret test Salkowski’s test Seliwanoff’s test Benedicts test Acrolein test Molisch test Furter-Meyer test Iodines Test