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Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Mechanism involved in renal control of blood pressure Mechanism involved in renal control of blood pressure
Valves in veins open to permit blood flow, close to prevent backflow. Valves in veins open to permit blood flow, close to prevent backflow.
a) Preload is the degree to which the ventricles are filled with blood and the myocardial fibers are ... a) Preload is the degree to which the ventricles are filled with blood and the myocardial fibers are ...
Results of mixing blood of the same or differing ABO blood types Results of mixing blood of the same or differing ABO blood types
Branching Blood Vessels Branching Blood Vessels
Forms of carbon dioxide in the blood Forms of carbon dioxide in the blood
Video: Interspecific Competition Relationship - Competitive & Niche Differentiation

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