In some cases, passing a drivers ed final exam can substitute for the written exam. No matter how the test is taken, students must pass with at least a 70% or higher, depending on that stateâs minimum. Once he or she passes, a teen driver will be issued a learners permit.
Learn how to protect your knees and reduce your risk of injury. The knee's vulnerability to injury depends on the strength of its neighboring muscles. A weak gluteus medius, or outer gluteal muscle, increases the chance of a knee injury by a factor of three. This muscle is critical for knee health, because it acts as a steering wheel for the entire leg.
Patellar dislocation refers to the knee cap (patella) dislocating from itâs usually location in the knee joint. Patellar instability refers to the knee cap being unstable where it usually resides.Recurrent patellar instability is a term often used to describe the situation where an athleteâs patella is dislocated multiple times over a period of time.