Muscles: structure and physiology. Testosterone Propionate using

11 Sep

Structure muscles

When you look at a well-developed muscles (especially if you look at the athlete’s competitive form) is clearly visible that the muscles are arranged in different ways; they are divided into three main types: fusiform (or belt), cirrus and convergent (fan-shaped). It is worth noting that due to the vast amount of human muscles (and there are about 700), Testosterone Propionate, you can only see a small part of them.

Belt muscle consist of parallel fibers and muscle tendons are attached to both ends (sartorius muscle, biceps).

Cirrus muscles really are like feathers in the pictures of anatomical atlases. These fibers are attached to the tendon or on one side or on both (deltoid muscle, rectus femoris). Buy Testosterone Propionate.

Convergent muscles have a narrow area of attachment at one end and wider – on the other, by securing a large number of these tendon fibers to create a relatively large muscle force (pectoralis major).

Different muscles of different functions. Some are designed to produce a force, others – to set the range of motion, legal Testosterone Propionate. But at the same time, they are composed of two main types of fiber: bystrosokraschayuschihsya (less durable) and slow-twitch (most hardy).

From birth we have with you about equally “fast” and “slow” fibers, and almost all the muscles. Exceptions are soleus muscle, which consists of “slow fibers’ surface calf muscle – from the” fast “fibers, and triceps – is dominated by the” fast “fibers. It is an established fact that one type of fiber can be converted into another, Testosterone Propionate for sale. The proof is the dominance of the “fast” fibers in sprinters and “slow” in the marathon.

What type of fiber is needed for bodybuilding? The optimum ratio – 50 to 50. And so you need to train to the elaboration subjected to all types of fibers: use the cycles vary the number of reps, rest time, the order of the exercises.

MUSCLE METABOLISM

It is no secret that powerlifters are resting between sets for a long time, Testosterone Propionate. And all in order to restore stocks of adenosine triphosphate and phosphocreatine, the main sources of energy in the sport. The process of energy recovery really takes time. In bodybuilding, changing the intervals of rest between sets, you can train the muscles in different power modes, thus thoroughly working through the muscle fibers. It is believed that the “fast” fibers need more rest than the “slow”. But, since you do not have an accurate idea of what is the type of fiber you prevails, – experiment and listen to yourself. Buy Testosterone Propionate online.

Growth skeletal muscles

Everyone knows that it is necessary for muscle growth and injury damaged muscle fibers. That is why it is so important negative phase of the repetition, during which damaged most of the fibers. The consequence of these micro traumas is the very muscle pain, which lasts a few days after a workout. But do not blindly follow the postulate: “No pain – no growth.” As soon as there is an adaptation to stress, reduced the sensation of pain, Testosterone Propionate. But the damage to the fibers will continue to occur. And yet, do not abuse the negative repetition, as a constant work in reverse – a direct path to overtraining.

Equally important for the athlete have satellite cells located around the muscle fibers. They repair damaged muscles in training, can divide or connect with each other, forming new fibers. Buy Testosterone Propionate.

Everyone has their heredity and their biochemical characteristics of an organism. And to achieve bodybuilding at least some decent results, you have to try different methods. All in your hands, buy Testosterone Propionate…