ESTP - The Persuader. ESTPs are action-loving, here and now realists with excellent people skills. Informal, risk-taking, fast-paced and adaptable, they are not always in agreeance with rules and regulations. They are tactical problem solvers that desire quick results.
Parasitic worms are one of the largest groups of stomach parasites, and are one of the most common. Hundreds of types of worms can live in a human organism, ranging in size from the microscopic to large enough to wrap around your arm.
Types of Roundworms. There are a number of different species of roundworms but the most common ones to infect humans include: 1  Ascaris lumbricoides (most common roundworm infections in humans). 2  Hookworms (Ancylostoma duodenale and Necator americanus). 3  Guinea worm (Dracunculus medinensis).