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Only cardiac muscle has this particular appearance, which is given to it by something called intercalated discs. Cardiac muscle also consists of single muscle cells, called Cardiomyocytes; where something such as skeletal muscle cells are MULTInucleated (more than one cell nucleus).

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Heart Muscle Cells (shown in green), the (red markers) are the cells dividing to replenish the lost cells

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Cardiac muscle fibrils, scanning electron micrograph. Mitochondria (green) supply the muscle cells with energy.

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Week 3. No bones about it; your bones can’t do much without muscles to move them. You have three major types of muscle tissue known as skeletal, smooth, and cardiac muscle. Learn about all 11 organ systems with the Amoeba Sisters! http://www.youtube.com/watch?v=nnjmrrQ6xOs, w3

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THREE TYPES OF MUSCLE TISSUE - IILyear4

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The body contains three types of muscle tissue: (a) skeletal muscle, (b) smooth muscle, and (c) cardiac muscle. (Same magnification)

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The cardiac conduction system is a group of specialized cardiac muscle cells in…

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Coloured SEM of healthy heart muscle fibres

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