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Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

(A) Lumbar puncture, also known as spinal tap; (B) section of the vertebral column showing the spina (A) Lumbar puncture, also known as spinal tap; (B) section of the vertebral column showing the spina
Organization of the nervous system. Organization of the nervous system.
The crania, and especially the faces of KNM-ER 1813 and 1470, differ enough that some scientists inc The crania, and especially the faces of KNM-ER 1813 and 1470, differ enough that some scientists inc
Procedures and Diagnostic Tests Related to the Female Reproductive System Procedures and Diagnostic Tests Related to the Female Reproductive System
Effects of the Autonomic Nervous System Effects of the Autonomic Nervous System
Respiratory system, Urinary and Nervous systems Respiratory system, Urinary and Nervous systems
Video: Primary and secondary response to infection

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