B1 Health and disease: Keywords Flashcards
What is metabolism?
Chemical reactions that take place in cells.
What is metabolic rate?
A measure of the energy used by an animal in a given time period.
What is a balanced diet?
A diet made up of a variety of different foods to provide the energy and all the nutrients needed to stay healthy.
What is deficiency disease?
A disease caused by a lack of a substance.
What does obese mean?
Very fat or very overweight.
What is statins?
Drugs which act to reduce levels of cholesterol in the blood.
What is a microorganism?
An organism that is so small it can only be seen through a microscope.
What is a pathogen?
A disease causing microorganism.
What is bacteria?
A type of microbe; some bacteria are useful, while others cause disease.
What is a virus?
Types of microbes that cause disease; examples of such diseases are measles and the common cold.
What is a toxin?
Poison produced by microbes.
What are symptoms?
Effects of a disease on the body; such as high temperature and a runny nose.
What is a painkiller?
Drug that reduces pain.
What is a antibiotic?
Chemicals produced by microbes; used to destroy bacteria in the body.
What is antibiotic resistance?
Bacteria being resistant to antibiotics.
