Smooth muscle fibers are spindle-shaped (wide in the middle and tapered at both ends, somewhat like a football) and have a single nucleus ; they range from about 30 to 200 μm (thousands of times shorter than skeletal muscle fibers), and they produce their own connective tissue, endomysium.
Structure. The smooth muscle cell is 3-10 µm thick and 20-200 µm long. The cytoplasm is homogeneously eosinophilic and consists mainly of myofilaments. |
It is non-striated, so-called because it has no sarcomeres and therefore no striations (bands or stripes). |
Smooth muscle can tense and relax but has greater elastic properties than striated muscle. This quality is important in organ systems like the urinary bladder, ... |
3 июл. 2022 г. · Characteristics of smooth muscles: These are non-striated, involuntary muscles controlled by the Autonomous Nervous System. It stimulates the ... |
21 окт. 2024 г. · It consists of narrow spindle-shaped cells with a single, centrally located nucleus. Smooth muscle tissue, unlike striated muscle, contracts ... |
Smooth muscle cells are spindle-shaped, and they contain less myosin than striated muscle. Further, the myosin is not associated with specific actin strands. |
16 июн. 2022 г. · Smooth muscle is a type of muscle that contracts without any voluntary control, and it is made of a thin form of layers, which is made up of ... |
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