Learner's definition of FAMILIARITY. [noncount] 1. : the state of being familiar with something : the state of having knowledge about something â usually + with. His familiarity with local issues helped him during the campaign. The job requires familiarity with current software.
Vastus lateralis. The vastus lateralis muscle is located on the side of the thigh. This muscle is the largest of the quadriceps group (often called quads) which also includes the rectus femoris, the vastus intermedius, and the vastus medialis.
Top 10 unbelievable historical concurrencies. The vastus lateralis is the largest muscle in the quadriceps group. It is located on the outer portion of the thigh and is important in any movement that requires knee extension. The muscle also helps stabilize the patellar.ide lunges strengthen and tone the thighs -- including the vastus lateralis -- and other leg muscles. The vastus lateralis is used when extending the leg. Weak vastus medialis muscles can lead to a number of knee problems. Leg press machines can help improve the strength of the vastus lateralis.