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Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

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

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Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

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Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

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Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Identify the structures shown below by filling in the blanks. Identify the structures shown below by filling in the blanks.
The ear and its anatomical structures. The ear and its anatomical structures.
A midline view of the posterior and anterior pituitary and surrounding structures. A midline view of the posterior and anterior pituitary and surrounding structures.
Summary of Structures of the Ear Summary of Structures of the Ear
Major Structures of the Human Brain Major Structures of the Human Brain
Layers and Major Structures of the Skin Layers and Major Structures of the Skin
Video: Role of the respiratory system - effect of altered ventilation rates

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