Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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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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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.
Superior view of heart valves illustrating position, size, and shape of each valve.
Major features of Homo erectus include increased brain size, an angular vault, and cranial superstru
Testing motor function of cranial nerve VII - Show teeth
The Means and Extremes of a Proportion
Superior Orbital Fissure
Structure of a Typical Vertebra (Superior View)