Archive for January, 2011

NEUROMUSCULAR TRANSMISSION.WMV

January 2nd, 2011
myinsung89 asked:


a brief explanation of the transmission of neuromuscular impulses in our body…

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Things You Need to Know About Calf Pain

January 1st, 2011
yess keys asked:




– Calf Pain is a normal  trouble experienced by a lot of individuals. This piece of writinghas all the information about calf pain. It describes the symptoms and also a number suggestions for recovery as well.

Calf Pain

Calf pain is any pain that is felt within the calf region of the leg. The pain may materialize after strenuous exercise or may occur unexpectedly. The calf is  has three major muscle groups which are prone to overwork when exercising. In the majority of cases of calf pain, strain of the muscle will typically be the reason it manifests. However, calf pain may indicate a more urgent medical condition and consequently must not be overlooked when a clear connection to the calf pain cannot be ascertained. There are quite a few recognized causes of calf pain which will be displayed below for clarification purposes.

•    Muscle strain as mentioned previously is the most typical kind of calf pain. It will be sharp, often following strenuous workout.

•    The plantaris muscle may rupture and cause severe pain. This pain will manifest itself immediately and is usually described as a snapping pain in the back of the leg.

•    The Achilles tendon may rupture which is another component of the calf muscle. This may also manifest quite suddenly.

•    A Baker\’s cyst which is not really a cyst but is instead a collection of fluid that settles in the knee causing pain in the leg region. However it will specifically affect the calf area if the fluid begins to seep into that region.

•    A blood clot could be a reason that calf pain occurs. It will not occur in relation to a sports injury. However, it may be because of prior surgery that could have occurred weeks before its manifestation. It may cause some associated swelling and should be looked on immediately by a medical practitioner.

•    It is possible for calf pain to occur as a result of cramps. The pain will differ form other types of calf pain because it will not be as constant and will also be alleviated by stretching the legs.

Once you are not certain what is causing the calf pain you should seek medical intervention. In extreme cases you may feel: a fever if the pain is caused by an infection, an inability to walk normally, constant pain that lasts days, or any other irregularity that may accompany the pain.

Treatment

The type of treatment used will be dependent on the reason for the pain. There are a few types of treatment that are regularly used to relieve calf pain. These includes the proceeding.

•    Resting the muscle to lessen the pain and any associated inflammation is normally the only step that may have to be taken when affected by calf pain. This will give the calf time to get better on its own..

•    Some amount of physical therapy may also be applied to help redevelop muscular tone and flexibility in the region. It may also allow your calf to function as efficiently as it once did before the injury.

•    Simple stretching exercises may also help.

•    If inflammation is present then anti-inflammatory drugs may be given to decrease inflammation.



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Muscle Spasms

January 1st, 2011
Richard Romando asked:




Muscles are made up of elastic fibers that not only give general shape to the body, but also contract to move its various parts. The body gets its frame and shape from the skeleton muscles. These are voluntary muscles. The contraction of these muscles is consciously determined by the living being. In other words, living beings have total control over their body.

But sometimes, these voluntary muscles contract involuntarily. In the process, they tighten the muscles and generate pain, making it hard to move that part of the body. This kind of untimely involuntary, violent contraction or knot in the muscles is called a Muscle Spasm.

In short, muscles flex and extend in the affected part of the body at the same time. This generally results when the muscle is under ‘pressure’ or is overused. A Muscle Spasm attacks a whole joint, leaving that part of the voluntary muscle in a state of ‘shock’ for some time. It may begin as an awkward sensation that soon spreads in the affected area. The muscles in that whole area then become so tight and stiff that they hurt severely. The most recommended instant aid is to put ice on the affected area, and stretch it. Muscle Spasms mainly affect arm, neck, leg and other such joints that are flexible to reflexes and movements.

Muscle Spasms mostly occur due to excessive use of the muscles. This may be strenuous exercise, stress, muscle fatigue caused by unused muscles for sometime, and dehydration resulting from loss of body fluid. Muscle Spasm may occur from an injury, accident or even muscle diseases. It may also occur if one does not make use of the body muscles and joints regularly, affecting its function. For instance, many older people restrict the movement of their body. This makes the usually flexible, voluntary muscles and joints become rigid. As a result, any minor stimulation makes them susceptible to spasms. Hence, in order to reduce the chances of Muscle Spasms or cure an attacked body part, one needs to follow a range of stretch exercises. There is supportive medication for Muscle Spasms. But the best method is to take a balanced diet, follow an exercise regime, and check on stress and strain. There should also be the required amount of calcium, phosphate, sodium, magnesium and other essential vitamins and minerals in the diet. Even though Muscle Spasms are known to cause tight knots in the muscles, reducing flexibility to control movements voluntarily, it is found to retain the muscle strength intact.

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