Carbohydrates, proteins, fats, vitamins, minerals, fibres and water.
1 of 17
What is a metabolic rate?
The rate at which reactions of your body take place.
2 of 17
Name two weight problems.
Obesity and malnourishment.
3 of 17
What happens when you have a higher intake of energy, than what you use?
The extra food will be stored as excess fat.
4 of 17
Name two inherited factors?
Metabolic rate and cholesterol level.
5 of 17
What are bacteria?
Single-celled living organisms. Smaller than animal and plant cells.
6 of 17
What are viruses?
Smaller than bacteria. Cause disease in every type of living organism.
7 of 17
What are microorganisms that cause disease called?
Pathogens.
8 of 17
What do bacteria produce inside your body?
Bacteria product toxins which make you feel ill.
9 of 17
What do viruses do to your cells as they reproduce?
Viruses damage your cells when they reproduce, causing you to feel ill.
10 of 17
What did Ignaz Semmelweis do to help improve health in hospitals to stop the spread of bacteria and viruses?
Semmelweis showed the importance of washing your hands and dis-infectant on tools used in surgery.
11 of 17
Name 4 types of ways pathogens are spread?
Droplet infection, Direct Contact, Contaminated food or drink, break in your skin.
12 of 17
What do antibiotics do?
Antibiotics kill the bacteria inside your body that causes disease. They damage the bacterial cells without harming your own cells.
13 of 17
How can you grow bacteria, in 3 steps?
1. Sterilies inoculating loop, used to transfer micro-organisms to the agar by heating it until it is red hot. 2. Dip the sterilised loop in a petri dish filled with agar jelly. 3.Seal the lid of the petri dish to prevent other micro-organisms
14 of 17
What's the difference between an epidemic and a pandemic?
An epidemic is a spread of disease in one country, whereas a pandemic is a spread of disease accross several countries.
15 of 17
What do your white blood cells produce?
Your white blood cells produce antibodies to destroy the pathogens.
16 of 17
Immunity.
1.immmunisation/vaccination-dad or inactive pathogen introduced to your body to give your white blood cells recognition to prevent you from getting ill from the same pathogen again. 2.antigens-destroy pathogens.
17 of 17
Other cards in this set
Card 2
Front
What is a metabolic rate?
Back
The rate at which reactions of your body take place.
Card 3
Front
Name two weight problems.
Back
Card 4
Front
What happens when you have a higher intake of energy, than what you use?
Comments
No comments have yet been made