Many of the symptoms you describe are vague and could be due to a number of things including Provera. Some of the common side effects of this medication include weight gain, weak bones, headaches, fatigue, swelling. These symptoms could also be caused by a number of things such as thyroid problems.
Myofibrils are assembled of repeated structures called sarcomeres â the smallest functional unit of muscle fiber. Each sarcomere is formed of actin (called thin) and myosin (called thick) filaments arranged in a precise order and of protein complexes which support the filament structures.
muscle, muscle fibers, myofibrils, sarcomeres, thick and thin filaments. muscle, myofibrils, muscle fibers, sarcomeres, thick & thin filaments. muscle, sarcomeres, muscle fibers, myofibrils, thick and thin filaments. The ____________________ is/are the functional unit of muscle.