B6 ⭐️ Flashcards
If a pathogen enters the body , what stops it ?
The immune system
What does vaccination involve ?
Introducing small amounts of dead or inactive forms of a pathogen into your body to stimulate the white blood cells to produce antibodies
What cells produce antibodies ?
White blood cells
If a large proportion of the population is immune to a pathogen , what happens ?
The spread of the pathogen is much reduced
What are two very useful painkillers ?
Aspirin and paracetemol
What can use to kill bacteria outside of your body ?
Antiseptics and disinfectants
What is an example of an antibiotic that kills bacteria ?
Penicillin
Where is digitalis extracted from ?
Foxgloves
What is digitalis used to cure ?
Help strengthen the heartbeat
Where does the painkiller aspirin originate from ?
The bark of willow trees
What type of fruit is used to treat both infections and non communicable diseases ?
Noni fruits
Who discovered penicillin ?
Alexander Flemming
What makes a good medicine ? Give four ways .
. Has to be effective
. Has to be safe
. Has to be stable
. Can be taken into and removed from your body
How are new drugs tested in the laboratory ?
They use cells, tissues and live animals
Where does preclinical testing of a new drug take place ?
In the labratory
Who is tested on in a clinical trial ?
Healthy volunteers and patients
