Phototaxis is a kind of taxis, or locomotory movement, that occurs when a whole organism moves towards or away from stimulus of light. This is advantageous for phototrophic organisms as they can orient themselves most efficiently to receive light for photosynthesis.
The Urine Culture Test measures the level of bacteria in the urine. *Price may vary by location â contact your local ANY LAB TEST NOWÂ®. Test results are generally available within 24 â 72 business hours after the specimen is collected. A bacterium known as Escherichia coli (E. coli) causes the majority of lower urinary tract infections (UTIs).
The Sodium Urine Test evaluates sodium levels in the urine by averaging 24 hours worth of samples. The test can be useful in determining the cause of a sodium imbalance. It is also useful for patients with kidney conditions to determine the cause of damage. The Sodium Urine Test requires a 24-hour urine sample. The lab will provide a collection container and the patient will be instructed to collect all urine for a 24-hour period. Specific directions will be provided by the laboratory. Upon completion of the process, return the sample to the lab for processing.