Remember that Turnitin simply identifies similarities! This means that the reviewer still needs to look at most of the identified matches to see if the student properly quoted and cited the material.
There are at least two ways to review a Turnitin report within "Feedback Studio":
Reviewing the paper both ways will provide the most complete evaluation.
Be aware that sometimes more than one source will be identified for the same passage. Sometimes the student's paper will identify a different one than Turnitin does but the difference could refer to the student’s source that could be different from the source where Turnitin found it.