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Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Pulse oximetry with the sensor probe applied securely, flush with skin, making sure that both sensor Pulse oximetry with the sensor probe applied securely, flush with skin, making sure that both sensor
Retrograde pyelogram. A contrast medium is injected into the ureter using a cystoscope, and the X-ra Retrograde pyelogram. A contrast medium is injected into the ureter using a cystoscope, and the X-ra
The major skeletal muscles—anterior superficial view. The major skeletal muscles—anterior superficial view.
Pincement. Tapotement performed by gently picking up superficial tissues between the thumb and the ... Pincement. Tapotement performed by gently picking up superficial tissues between the thumb and the ...
Knuckle friction between and over the shoulder blades. Superficial friction between shoulder blade ... Knuckle friction between and over the shoulder blades. Superficial friction between shoulder blade ...
Superficial/Anterior Skeletal Muscles Superficial/Anterior Skeletal Muscles
Video: EpiPen Animation (Part 2)

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