Viruses, Fungi and Parasites terminology Flashcards
Shapes of viruses?
Icosahedral
Helical
Complex
Anti-viral drugs are …. rather than …..
Virustatic rather than virucidal
Three examples of antiviral drugs
Aciclovir
Valaciclovir
Ganciclovir
Classifications of fungi
Ascomycetes,
Basidiomycetes
Zygomycetes
Classes of drugs used for treating fungal infections
Polyenes,
Azoles,
Echinocandins.
Names of drugs used for treating fungal infections
Amphotericin B
Nystatin
Example of a fungal infection
Dermatophyte
Three types of parasite
Protozoa
Helminths
Ectoparasites
Three types of protozoa
Malaria
Amoebae (causing amoebic dysentery)
Flagellates
What is amoebic dysentery caused by ?
Entamoeba histolytic
What are the categories of helminths?
Nematodes
Cestodes
Trematodes
What conditions are caused by nematodes?
Enterobiasis
Ascaris lumbricoides
What conditions are caused by cestodes?
Taenia saginata and Taenia solium
Echinococcus sp
What conditions are caused by trematodes?
Schistosomiasis
What is the most fatal type of plasmodium?
P. falciparum
What are the parasites causing the schistosomiasis
S. haematobium, S. mansoni and S. japonicum
What is a virus?
Viruses are non-cellular and can only replicate in a living (host) cell. They will have a specific host range that they can infect.
What is a fungi ?
Eukaryotes that form spores and lack chlorophyll.
What is a parasite?
Organism that lives in or on another organism (host) and derives its nutrients at the expense of this host
What is a protozoa ?
are microscopic, single-celled organisms that are able to multiply in humans. They can be free-living or parasitic in nature
What is an ectoparasite?
parasites which live outside the body. Most ectoparasite are insects or arachnids and many are vectors of infection
Fungi can be classified as ?
Saprophytic, parasitic or filamentous.
