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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.
The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.
![In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th](https://biology-forums.com/gallery/47/medium_374628_16_08_15_9_52_07_222511109.jpeg)
![Apply passive touch over the eyes and cheeks to finish. Place the hands, using very light pressure, ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_3_13_07_331431924.jpeg)
![Apply direct thumb pressure into points along the upper trapezius from base of neck to shoulder. ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_3_35_50_331692418.jpeg)
![Deep friction around the hip joint using the knuckles. Use the knuckle of the middle finger to apply ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_5_40_29_332282052.jpeg)