Skype allows you by default to send files securely. No predetermined file size limit when transferring files: Although Skype is not a speed demon with file transfer, it doesn't complain about file size. Skype can send files up to two gigabytes in size, which is quite large.
Vasa Recta is the name given to blood vessels supplying the medullary region of the kidney. They are arranged in a U configuration but flow is opposite to that of the Loop of Henle. The blood vessels descend from the cortex down into the medulla. Its supplies the nutrients and oxygen the Loop of Henle needs.
Retina The retina is the area at the back of the eye that receives the refined, visual message from the front of the eye, and it transmits that visual message to the brain using electrical signals. Sclera The sclera is the white part of the eye, and its main function is to provide strength, structure, and protection for the eye. The sclera contains blood vessels that can tell an eye doctor a lot about the state of your overall health.