Health and disease Flashcards
what is disease?
a condition that is caused by any part of the body not functioning properly
communicable disease
a disease which can be transmitted between organisms
what are communicable diseases mostly caused by?
microorganisms
non communicable disease
a disease which cannot be spread between organisms
pathogens
microorganisms that have the ability to cause disease when they enter an organism
what are some examples of pathogens?
bacteria, viruses, fungi and protocists
describe HIV
the virus that attacks the immune system which means you can’t fight off severe and rare diseases
what does HIV result in?
AIDS and tuberculosis
describe AIDS
you have a collection of opportunistic diseases as a result of immunodeficiency
what pathogen causes athletes foot?
fungus
is athletes foot a human or plant infection?
human
what are the symptoms of athletes foot?
cracked, flaking, itchy skin
how is athletes foot transmitted?
very contagious spread by direct contact and indirect contact (touching contaminated objects)
what are the treatments of athletes foot?
anti-fungal creams
what pathogen causes food poisoning?
bacteria
is food poisoning a plant or human infection?
human
what are the symptoms of food poisoning?
stomach pains, diarrhoea, vomiting and fever
how is food poisoning transmitted?
spread by eating or drinking contaminated food- often under cooked/raw meat
what are the treatments for food poisoning?
serious cases may require the use of a drip to replace lost fluids
what pathogen causes chlamydia?
bacteria
is chlamydia a plant or human infection?
human
what are the symptoms of chlamydia?
pain during urination, discharge from penis or vagina
how is chlamydia transmitted?
sex
what is the treatment for chlamydia?
antibiotics
what pathogen causes gonorrhoea?
bacteria
is gonorrhoea a human or plant infection?
human