Section: Paragraph Comprehension

2) The maggot larvae may be more than just a repugnant animal. Maggot larvae, called Phaenica sericata, have recently been used in a treatment known as Maggot Therapy. Twice a week, larvae are placed on a wound and left there for 48 to 72 hours. The maggots only eat the dead tissue, leaving healthy tissue intact, a process called debridement. In a recent study, wounds that got presurgical maggot therapy developed no infections after surgery. while about one-third of wounds that didn't get maggot therapy developed an infection.

In the context, repugnant means