Chicago Physical Therapy Equipment Rentals-Continuous Passive Motion Machine Rental-Illinois Medical Supplies For Rent. Continuous passive motion machine rentals in Chicago, IL. The CPM allows joint flexibility and helps increase the patients range of motion helping to reduce the risk of complications after surgery.
Secondary rainbows are caused by a double reflection of sunlight inside the raindrops, and are centered on the sun itself. They are about 127Â° (violet) to 130Â° (red) wide. Since this is more than 90Â°, they are seen on the same side of the sky as the primary rainbow, about 10Â° above it at apparent angles of 50â53Â°.
The Causes of Dizygotic (Fraternal) Twins. Dizygotic or fraternal twins form in the same way that all humans do, by the union of sperm and egg. The explanation for dizygotic twinning lies in the cause of hyperovulation, or the release of more than one egg in a cycle of ovulation. There are numerous reasons for hyperovulation, and any one or combination of factors can be attributed as the cause for fraternal twins. Hormones control the process of ovulation.