One of the reasons Britain became rich was because the Industrial Revolution (factories and such) got off the ground there sooner. Britain had a large navy, and many colonies in other parts of the world, such as India, and Rhodesia.
Full Muscles of the Arm and Hand Description. The muscles of the upper arm are responsible for the flexion and extension of the forearm at the elbow joint. Flexion of the forearm is achieved by a group of three muscles â the brachialis, biceps brachii, and brachioradialis.uscles of the Arm and Hand. The muscles of the arm and hand are specifically designed to meet the bodyâs diverse needs of strength, speed, and precision while completing many complex daily tasks.
This exercise targets your shoulders, triceps, back and biceps. During arm circles you engage in a dynamic stretch, which means that you're stretching as you're moving. In addition to warming up your shoulder joints, arm circles increase circulation to you arms, fingers and shoulders. If you hold a set of lightweight dumbbells in your hands during arm circles, you can optimize the toning effect of the exercise. You'll notice the muscle tone when your excess arm fat reduces.