Throat clearing, like coughs, is often a hangover from a viral respiratory infection such as a cold, and can persist after an infection for more than eight weeks. However, you donât mention having been ill, so the next thing to consider is your history of asthma.
And, vice versa. When the triceps contracts, pulling the lower arm back down to its starting position, the biceps relaxes. Most, but not all, of the skeletal muscles in your body work in these agonist-antagonist pairs. If the agonist flexes a muscle, then its antagonist extends the muscle.
1 Movement: 2  Working with skeletal muscles, tendons, ligaments and joints, the bones form the moving machinery of human body. 3  The major role of bones in movement is that they act as levers, which make use of the forces generated by skeletal muscles in a beneficial way. So bones are responsible for the shape and form of human body. 2  Movement: 3  Working with skeletal muscles, tendons, ligaments and joints, the bones form the moving machinery of human body.