| A | B |
| Surgical Asepsis | (sterile technique) absence of pathogenic organisms |
| Medical asepsis | (clean technique) preventive practices to reduce or limit the number, growth rate, and transmission of microorganisms |
| Antigen | substance that induces the formation of antibodies |
| Bacteria | single-celled, independently living microorganisms which are capable of causing disease |
| Clostridium difficile | bacteria that alcohol based hand-hygiene products are not effective against |
| Norovirus | another bacteria that alcohol based hand-hygiene products are not effective against |
| Disinfection | chemical or physical process that is used to reduce the number of pathogens on an object’s surface |
| Disinfectant | a chemical which accomplishes disinfection on lifeless objects |
| Antiseptic | a chemical which accomplishes disinfection on living objects |
| Bacteriocidal | an agent that kills microorganisms |
| Bacteriostatic | an agent that prevents bacterial multiplication, but does not kill all forms of the organisms |
| Fungi | single-celled organisms that include molds and yeasts |
| Candida albicans | a yeast; can cause opportunistic infections |