slide 1 of 2, Quad sets, 1  Sit with your leg straight and supported on the floor or a firm bed. 2  Tighten the muscles on top of your thigh by pressing the back of your knee flat down to the floor. 3  Hold for about 6 seconds, then rest up to 10 seconds. 4  Do this for 8 to 12 repetitions several times a day.
Allograft definition, a tissue or organ obtained from one member of a species and grafted to a genetically dissimilar member of the same species. See more. Dictionary.com
Illustrators are movements that complement verbal communication by describing or accenting or reinforcing what the speaker is saying. People use illustrators to indicate the size of an object or to draw a picture in the air or to emphasize a key word in what they are saying.