B6 - Preventing And Treating Disease Flashcards
Every cell has unique proteins on its surface called ________.
Antigens.
Your ______ system recognises if there are different ________.
Immune…Antigens…
White _____ cells can make specific __________ which join up with Antigens to destroy a Pathogen.
Blood…Antibodies…
Some White Blood Cells can remember which ________ they have destroyed.
Pathogen.
If your _____ Blood Cells remember the Pathogen then you become ______ from the disease.
White…Immune…
You can be protected from serious diseases through ___________ (or immunisation).
Vaccination.
For immunisation, you will receive a _______ which has a dead form of the disease inside, so your body can produce Antibodies which fight the Pathogen.
Vaccine.
Examples of Bacterial Diseases:
Tetanus, Diphtheria.
Examples of Viral Diseases:
Polio, Measles.
If a large proportion of the population is immune to a disease, the spread of the ________ is reduced. Known as ____ Immunity.
Pathogen…Herd…
Examples of useful painkillers:
Aspirin, Paracetamol.
Painkillers have NO EFFECT on _______. They do not destroy _________.
Viruses…Pathogens…
Antiseptics and Disinfectants kill ________ outside the body, but are too harmful to be used inside the ____.
Bacteria…Body…
Antibiotics are medicines that work to kill bacterial _________.
Pathogens.
Antibiotics work by killing the ________ that causes the disease inside your body.
Bacteria.
Example of an Antibiotic:
Penicillin.
Specific ________ should be treated with the specific __________ that is effective against them.
Bacteria…Antibiotic…
Antibiotics CANNOT kill viral _________ so they have NO EFFECT on diseases caused by a _____.
Pathogens…Virus…
Viruses _________ inside cells so it is difficult to develop drugs to kill them.
Reproduce.
Traditional commonly used Drugs are extracted from ______.
Plants.
Who discovered Penicillin?
Alexander Fleming.
Scientists use plants or ______________ to extract __________ which can produce medicines.
Microorganisms…Chemicals…
Most new drugs are synthesised by ________ in the pharmacy industry.
Chemists.
A good medicine is:
Effective, Safe, Stable and Successful.
Bringing a medicine into the doctor’s _______ could cost up to £1.7 Billion!
Surgery.
New medical drugs are tested for:
Efficacy, Toxicity and Dosage.
New drugs are tested in the lab using:
Cells, Tissues and Live Animals.
What is it called when the testing of new drugs takes place in a lab using Cells, Tissues and Animals?
Preclinical Testing.
What is it called when Doctors use healthy volunteers to test drugs?
Clinical Trialling.
What are double blind trials?
Where a group of patients with a disease are given the real medicine and fake medicine (Placebo).
