Micro 15 (Test 3) Flashcards
An _____ is a chemical that is extracted from another living organism (most likely a fungus) and has the ability to destroy bacteria.
antibiotic
A _____ agent is a chemical that is not extracted from another living item (synthetic) and kills bacteria.
chemotherapeutic
_____ are chemotherapeutic agent dyes that kill microbes but leaves the human tissues intact.
sulfonimides
The action of most sulfomides is to inhibit _____ _____ _____ acid (PABA).
humoral paramino benzoic
Alexander Fleming was the first to discover _____
PCN
Antibiotics must be able to:
1 _____ and _____ activity of any disease.
2 Should not _____ the host organism.
3 Should not interfere with normal and natural _____ _____ of host.
1 destroy and prevent
2 harm
3 tissue/cell
4 immune system
At the position of the _____ group, different chemical identities can be substituted at that position.
R
The _____ of _____ is an area of no growth around the antibiotic disk.
zone of inhibition
Penicillin is a _____ _____ antibiotic (kills everything)
broad spectrum
Penicillin acts by destroying the _____ _____ of the bacteria.
cell wall
A _____ _____ is an intimate relationships of 2 living items in which on lives inside the other and are beneficial to each other.
symbiotic relationship
_____ _____ are bacteria that are found in or on our bodies without causing disease.
normal flora
Bacteria helps us by:
1. Producing vitamins _____ and _____
2 Slow down _____ absorption through the large intestines.
3 Breaks down _____ _____ _____ through the intestines.
- A and K
- water
- Undigested food particles
We help bacteria by:
- Giving them a _____ habitat.
- An appropriate _____ for them to grow.
- Giving them proper _____ and _____.
- safe
- temperature
- hydration and nutrients
By taking the wrong antibiotics, we can overwhelm the _____ _____ and kill most of these bacteria and that will throw our bodies off balance.
GI tract
