start on the t/f quiz at your desk…let’s see what you already know
TRANSCRIPT
Start on the T/F quiz at your desk…Let’s see what you already know
Malaria
With your neighbor, come up with a definition of malaria based on your background knowledge of the disease.
What is malaria?
1. Malaria kills 2,200 children everyday in Africa2. Malaria was eradicated in US in 19513. Only female mosquitos cause malaria4. Malaria is a preventable and treatable disease5. Malaria is caused by a bacteria passed by mosquito bites6. Malaria is most common in tropical regions7. Every 5 minutes, a child dies of malaria8. 25% of the worlds population is at risk for developing malaria this
year9. Malaria mortality rates are falling10. Growing resistance to antimalarial medicines has spread rapidly
among infection causing parasites.
T/F Quiz
Facts about malaria:
Has been in existence for 50,000 – 100,000 yrs!
Some believe it could have originated in gorillas
Believed to be a MAJOR factor in the fall of the
Roman Empire!
About 3.3 billion people – half of the world's population – are at risk of malaria.
In 2010, there were about about 250 million malaria cases and an estimated 660,000 malaria deaths.
Increased prevention and control measures have led to a reduction in malaria mortality rates by more than 25% globally since 2000 and by 33% in the WHO African Region.
People living in the poorest countries are the most vulnerable to malaria.
In 2010, 90% of all malaria deaths occurred in the WHO African Region, mostly among children under five years of age.
In Africa, a child dies from malaria every 30 seconds.
WHO: Facts about malaria:
Definition: Disease caused by a PLASMODIUM parasite
ProtistaProtozoan
Sporozoan (Apicocomplexa)Plasmodium
What is malaria?
Plasmodium: (4 types)P. vivaxP. falciparum (75%)P. malariaeP. ovale
All transmitted by mosquito
In human: infects red blood cells
What causes malaria?
How did we discover it?
Charles Laveran 1880 - Algeria
There’s a first time for everything!
Carlos Finlay 1881 - Havana
Ronald Ross 1902 – Calcutta
How do you get Malaria?Anopheles Mosquito (female) … why female?
Life Cycle of Plasmodium in Mosquito
With your neighbor … provide a brief answer to each of these questions:
What specific organsims causes malaria?
Where is it most commonly found?
How is it spread?
Quick Review
Life Cycle of Plasmodium in Humans
“What does it feel like” ArticleSymptoms
How to remember?
Symptoms of Malaria
Anopheles gambiaePlasmodium falciparumLack of resources and political instability Increase parasitic resistance to antimalarial drugs
Why is malaria so common in Africa?
TreatmentMedications The most common antimalarial drugs include:
Quinine drip (1600’s)Chloroquine (1940’s)Artemisinins (1970’s)Combination of drugs
Brainstorm on how you might prevent malarial infections.NY Times Slide ShowBill Gates has some thoughts…
Prevention
