Pulaski County, AR is in the central part of Arkansas in the west south central United States: Closest City to the Center of Pulaski County, AR: Cammack Village, Arkansas: Cities in Pulaski County, AR:
Positioning the Body for Arm Curls. Mike Harrington / Getty Images. The arm curl or biceps curl is a highly recognizable weight training exercise that utilizes dumbbells or barbells, or even kettlebells, to work the muscles of the upper arm, the biceps, and to a lesser extent, the lower brachialis and brachioradialis.
Target and Assister Muscles. Your biceps are comprised of two muscles that extend from your scapula to your forearm and run along the front of your upper arm. They are responsible for arm flexion; that is, when you bend your elbow to bring your hand to your shoulder during a dumbbell curl. variation on the supinated curl is the preacher curl. In this exercise, your upper arm is supported by an angled bench. This keeps the upper body stabilized to hone in on the biceps. Rest your upper arm on the back of a workout bench that is set to an angle. The top of the bench should hit your arm pit.