Tapping on the patellar tendon stretches receptors called the muscle spindles in the quadriceps muscle group of the anterior thigh. This stimulus evokes a rapid motor reflex to contract the quadriceps and shorten the muscles. This process is called the patellar reflex.
There are 4 groups in the quadriceps femoris muscle.
A four head muscle in the leg/articulates with femoris bone Quadriceps femoris
Quadriceps femoris
Quadricepts
quadriceps femoris
The quadriceps femoris muscle.
Quadriceps=4 heads Femoris= Upper leg Quadricepts femoris= 4 muscles of the upper leg.
The Rectus Femoris
The quadriceps femoris.
quadriceps femoris
quadriceps femoris
There are 4 parts in the quadriceps femoris muscle, hence the name.