For a stool sample test aimed at detecting parasites, which of the following instructions is most appropriate for the patient?
1
Use a laxative before collecting the sample to ensure there is enough material for testing.
2
Collect the stool sample directly into the toilet bowl and then scoop it into the collection container.
3
Avoid contaminating the stool sample with urine or toilet water when collecting it.
4
Stool samples must be collected in the healthcare facility for accurate testing.