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Health chapter 13
Term | Description |
---|---|
Infections diseases | caused by agents invading the body |
5 agents | Bacteria,viruses,fungi,Protozoans,parasites |
Bacteria | single celled organisms,some cause disease,some are harmless or ever helpful to the body |
Viruses | Invade and replicate inside living cells (HIV,colds,flu) |
Fungi | absorbance use the nutrients or living or dead organisms(athletes foot,ringworm) |
Protozoans | accounts for some of the leading cause of death (Malaria) |
Parasites | feed on other living things (inside the body-,hook worms,tape worms) (outside the body-lice,leeches,ticks,fleas) |
Antibiotics | kill or slow the growth of bacteria |
Antibiotics resistance | a condition in which bacteria can no longer be killed by a particular antibiotic |
Treating viral diseases | Most antiviral medications focus on relieving symptoms |
Treating Fungal infections | some are treatable with OTC's(over-the-counter) . Others require RX |
Treating Protozoans infections | the protection is preventing,using good hygiene and sanitation |
Treating Parasites | ex: head lice can be treated with medicated shampoos |
Ways your body fights diseases | physical barriers-skin,Mucous Membranes(trap pathogens),Inflammation(and infections) -a normal reaction to injury, Immune system, white blood cells defend the body, Antibodies-proteins that mark pathogens to be destroyed |
Common Bacterial Diseases | strep throat,Meningitis-inflammation of membranes around the brain, Sinus infection,Salmonella |
Common viral diseases | Flu,cold,mumps,measles,mononucleosis,hepatitis |
CDC & NIH | Centers of Disease Control & National Institute of Health - track the spread o diseases and watch for new diseases entering the country |
ways to prevent the spread of diseases | Get vaccinated,wash with soap frequently,Don't share,cover your mouth,outdoors-wear long-sleeve shirts and pants,insect repellent,avoid contact with wild animals (rabies),avoid drinking and swimming in remote |