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Muscle is a soft tissue, one of the four basic types of animal tissue.Muscle tissue gives skeletal muscles the ability to contract.Muscle is formed during embryonic development, in a process known as myogenesis.
Cardiac muscle (also called heart muscle or myocardium) is one of three types of vertebrate muscle tissues, the others being skeletal muscle and smooth muscle.It is an involuntary, striated muscle that constitutes the main tissue of the wall of the heart.
The cardiac conduction system (CCS, also called the electrical conduction system of the heart) [1] transmits the signals generated by the sinoatrial node – the heart's pacemaker, to cause the heart muscle to contract, and pump blood through the body's circulatory system.
The sites of origin of the muscles collectively are the pterygoid hamulus (and occasionally the adjoining posterior margin of the medial pterygoid plate) anteriorly, (the posterior margin of) the pterygomandibular raphe, the posterior extremity of the mylohyoid line of mandible, and (negligibly) the side of the tongue.
President Joe Biden's decision to commute the sentences of 37 death row inmates ignited a fierce debate about the morality of executions.
Polo shirt outline. A polo shirt, tennis shirt, golf shirt, or chukker shirt [1] is a form of shirt with a collar. Polo shirts are usually short sleeved but can be long; they were used by polo players originally in India in 1859 and in Great Britain during the 1920s.
The deltoid muscle is the muscle [1] forming the rounded contour of the human shoulder.It is also known as the 'common shoulder muscle', particularly in other animals such as the domestic cat.
Polo is a 2024 American documentary series set for streaming on Netflix. It was released on December 10, 2024. [1] Background and production.