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When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

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Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Tracheostomy. A tracheotomy, or incision into the trachea, is performed to create an opening into th Tracheostomy. A tracheotomy, or incision into the trachea, is performed to create an opening into th
Custom eggs Custom eggs
A Karman Vortex air flow sensor uses a triangle-shaped rod to create vortexes as the air flows ... A Karman Vortex air flow sensor uses a triangle-shaped rod to create vortexes as the air flows ...
Rolling on the arm. Hands on opposite sides of the arm compress and roll the soft tissues and create ... Rolling on the arm. Hands on opposite sides of the arm compress and roll the soft tissues and create ...
Rocking the leg to create rotation in the hip joint. Rocking the leg to create rotation in the hip joint.
Excel Interpretation Excel Interpretation
Video: Osteoporosis

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