Final answer:
The technical name for warts is verruca. Warts are caused by a variety of strains of human papillomavirus (HPV), which are contagious viral infections.
Step-by-step explanation:
The technical name for warts is verruca. Warts are caused by a variety of strains of human papillomavirus (HPV), which are contagious viral infections. Warts can appear in different shapes and locations, such as multiple plantar warts on the feet or filiform warts on the eyelids.