In collecting urine samples for testing, it is preferable to obtain a “mid-stream catch" or a "clean catch"; that is, to only collect urine after the flow has started. Why is this necessary?

Repeated dipstick test results show chronically high levels ofbothurinary blood andprotein. What partof the urinary system is likely damaged? Be specific

How are CFU (colony forming units) calculated in urine? (Hint/comment: what is the volume in urine cultures)

How is a urine reagent strip used to test urine

A urinalysis is a test that examines physical, chemical and microscopic aspects of urine.  Examining urinary fluid can reveal much about the functioning of the body, as changes from the normal characteristics or appearance may reflect specific diseases.  Currently, commercially-available chemical reagent sticks can be used to detect substances in urine.  Of the following, which are substances that reagent sticks can test for?   a. Substances produced by the body, and naturally found in urine.   b. Substances produced by the body, but not usually present in urine.   c. Substances not normally found in the body.   d. a. and c. only   e. a., b., and c.

Using Table 1 and Table 2 of the prelab, determine which disease, if any, may be indicated by the urine test results from Unknown A and Unknown B and why. Explain in your own words. See attacched tables need it .

Describe some direct methods of testing a specimen.