button on assignment module "submit assignment" and choose either "text entry" to directly type in answers or "file upload" to upload completed word document. To access the word file click here: Lecture 17 Assignment.docx 1. What are the steps involved in pathogenesis? 2. What are virulence factors? Give examples of the different types of factors and how they contribute to virulence. 3. What are portals of entry? ...portals of exit? Give examples of each..