The knee joint functions as a stabilizer for the lower extremity during weight bearing and allows large range of motion for various functional activities. The two primary articulations of the knee joint are the tibiofemoral joint and the patellofemoral joint.
1. electrocardiogram recorded between one limb and two other limbs. The augmented leads are designated aVF, aVL, and aVR for recordings made between the foot (left), left arm, and right arm, respectively, and the other two limbs. The definition information for augmented lead is provided by Stedman's.
Upper Saddle River, NJ Chapter 1 Objectives â¢ Differentiate bipolar and unipolar limb leads and precordial leads â¢ Describe the lead placement for a 12-lead electrocardiogram â¢ Describe the procedure for 12-lead acquisition â¢ Describe the procedure for multi-lead acquisition using a 3-lead bipolar machine.