Copyright © 2008 FunnelBrain LLC. All rights reserved. *AP and Advanced Placement Program are registered trademarks of the College Board, which was not involved in the production of, and does not endorse, this product
· Common routes of entry of pathogens into humans include the oral portal, respiratory tract, parenteral route of entry, wounds and needles, and the conjunctiva, mucosa, and genital and urinary tracts.
Total Views: 7674