| Term | Definition |
| mycology | study of fungi |
| yeasts | encapsulated and unicellular |
| molds | filamentous and multicellular |
| dimorphic | alternate between unicellular and multicellular |
| eukaryotic | contain a nucleus |
| saprophytes | grow on decomposing matter |
| trichophyton | scalp rinworm |
| microsporum | jock itch |
| epidermophyton | athletes foot |
| coccidiomycoses | respiratory disease caused by fungus |
| coccidioides immitis | posada-wernicke disease, inhalation of spores |
| histoplasmosis | fungal infection of the respiratory system |
| histoplasma capsulatum | cave disease, lesions of the lungs and other organs, inhalation of fungal spores from contact with bird feces |
| candidiasis | fungus that occurs as a yeast form and as pseudohyphae |
| candida albicans | thrush |
| cryptococcus | disease of the lungs first then the CNS |
| cryptococcus neoformans | fungal meningitis, inhalation of airborne yeast cells |
| pneumocystis pneumonia (PCP) | yeast then thought to be protozoan, now fungus, |
| pneumocycstis carinii | pneumocystis pneumonia, inhalation of fungus |
| aspergillosis | found in decaying manure, causes pulmonary infections |
| pneumocystis carinii | PCP, inhalation of fungus |
| protozoa | may exist as free-living organism in the environment |
| entomoeba histolytica | amebia dysentry, fecal/oral route |
| plasmodium malariae | malaria, bite of mosquito |
| toxoplasma gondii | toxoplasmosis, ingested of contaminated food or handling of cat feces |