Iâm all nose .â. Through laser surgery she has also had a number of tattoos removed. Cherâs smooth forehead and eyes has led to speculation that she has had Botox injections and chemical peel treatments, and the lack of additional skin around her eyelids may be indicative of upper and lower blepharoplasty.
SHARE SHARE TWEET EMAIL. To get the workout results you want, you need to know which muscle is acting as the agonist during an exercise. An agonistic muscle -- also called a prime mover -- is the main muscle used to perform a certain movement. A left-leg extension is a movement that uses the quadriceps -- the front thigh muscle -- as the agonist. You can do a left-leg extension, which is a single-joint movement, with anything that provides resistance.
Main Muscle: Quadriceps. 1  Begin in a pushup position, with your weight supported by your hands and toes. 2  Explosively reverse the positions of your legs, extending the bent leg until the leg is straight and supported by the toe, and bringing the other foot up with the hip and knee flexed. This will be your starting position. 2  Explosively reverse the positions of your legs, extending the bent leg until the leg is straight and supported by the toe, and bringing the other foot up with the hip and knee flexed.