CB5a paper 1 Flashcards
Physical well being
Free from disease
Eating and sleeping well
Doing regular activity
And limiting the intake of harmful substances like drink and drugs
Social well being
How well you get on with people and how your surroundings affect you
Mental well being
How you feel about yourself
Disease
An illness that prevents the body from functioning properly
Pathogens
Microorganisms that cause a disease
Communicable diseases
Diseases caused by a pathogen. Passed from person to person.
Non communicable disease
Not passed on from person to person. Caused by a problem in the body, like a fault in genes (e.g. cystic fibrosis) or as a result o the way we live — our lifestyles. (Or a genetic disorder)
One disease means a person is more likely to have another disease because
Damages immune system.
Damage the body’s natural barriers and defences, allowing pathogens to get into the body more easily.
Stops an organ system from working effectively, making other diseases more likely to occur.
Disease cause my a deficiency of protein
Kwashiorkor
Symptoms of kwashiorkor
Enlarged belly, failure to grow properly.
Good sources of protein
Meat, fish.
Disease caused by lack of vitamin c
Scurvy
Symptoms of scurvy
Muscle and joint pain, bleeding gums
Disease caused by a deficiency of vitamin d
Rickets
Symptoms of rickets
Soft bones and curved leg bones.
Good source of vitamin D
Oily fish.
Disease cause by a deficiency of iron
Anaemia.
Automatic of anaemia
Tiredness, pale skin, red blood cells than are smaller than normal and in reduced number
Good sources of iron
Red meat, dark green leafy vegetables, egg yolk.
BMI calculation
Mass/height(2)
M Kg
(2) =squared
Sign of cardiovascular disease
High blood pressure
Fat most closely related to cardiovascular disease is
Abdominal fat.
Waist to hip ratio gives a better measurement of … than BMI
Abdominal fat.
How do substances from tobacco smoke affect blood vessels
Damages the artery lining, and fat builds up there, narrowing the artery. A blood clot might block the artery, leading to either a heart attack or a stroke.
