animal health Flashcards
1
Q
what are classed as penicillin’s?
A
B-lactams
2
Q
difference between natural and synthetic penicillins
A
natural can be easily hydrolysed by acids. synthetic ones can be made from 6-APA, and is ore stable and more active.
3
Q
example of a synthetic penicillin which is B-lacamase resistant
A
methicillin
4
Q
what does B-lactamase do ?
A
binds to the antibiotic creating a resistance and rendering the antibiotic weakened .
5
Q
what are the 2 types of parasites we need treatment to protect against
A
- endoparasites -live inside of animals bodies e.g tapeworm
- ectoparasites - live on skin on animals e.g. lice, ticks.
6
Q
what is done to protect against ectoparasites - example,
A
dipping of sheep twice a year in general antiseptic such as phenols and cresols.
7
Q
A
