10 Facts about Deltoid
Here are some interesting Facts about Deltoid to notice. Deltoid muscle is found in human anatomy. You can find this muscle type on the rounded counter of human’s shoulder. There are three different sets of fibers found in the muscle based on the anatomy. But you can find at least 7 groups of fibers based on the electromyography. The nervous system coordinates each group independently.
Facts about Deltoid 1: the previous name
In the past, the muscle was named deltoideus. It was the plural version of deltoidei. There are several anatomists who still use this name. The muscle is named deltoidei for the shape reminds them with delta, a Greek capital letter.
Facts about Deltoid 2: the common name
Most people use the word deltoid muscle to call the common shoulder muscle. You can simply call it delt for the short name. This muscle is also found in a domestic cat.
Facts about Deltoid 3: the average mass
The weight of deltoid muscle is 3.0 oz or 84 grams to 12.9 oz or 366 g based on a study of 30 human shoulders.
Facts about Deltoid 4: the sets of fibers
As I have stated before, there are three sets of fibers found in deltoid muscle. They are called using the term heads. Check facts about circulatory system here.
Facts about Deltoid 5: the fibers
The front delt is the shorter name used to call the anterior deltoid. The lateral deltoid is also called as side delts, outer delts or even middle delts. The last set of fiber is called posterior deltoid. Another name for this deltoid is rear delt or rear deltoid.
Facts about Deltoid 6: the functional components
The three sets of fiber found in deltoid muscle are also defined in bands or parts. There are seven components on the muscle.
Facts about Deltoid 7: the number of components
There are two components found in the anterior part. One component is found in lateral part. The four components are found in the posterior deltoid.
Facts about Deltoid 8: the blood supply
The thoracoacromial artery and the posterior circumflex humeral artery supply the blood for deltoid. Get facts about collagen here.
Facts about Deltoid 9: the important function
Deltoid is important for human because it allows you to move during the arm abduction if all fibers have simultaneous contraction.
Facts about Deltoid 10: abnormalities
Abnormalities are found in deltoid. They include enthesopathy, fatty atrophy and tears.
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