• Thumbnail for Muscle cell
    A muscle cell, also known as a myocyte, is a mature contractile cell in the muscle of an animal. In humans and other vertebrates there are three types:...
    37 KB (4,497 words) - 01:20, 7 June 2025
  • Thumbnail for Skeletal muscle
    skeletal muscle cells are much longer than in the other types of muscle tissue, and are also known as muscle fibers. The tissue of a skeletal muscle is striated...
    119 KB (13,832 words) - 08:08, 11 June 2025
  • Thumbnail for Cardiac muscle
    cardiac muscle cells joined by intercalated discs, and encased by collagen fibers and other substances that form the extracellular matrix. Cardiac muscle contracts...
    42 KB (5,070 words) - 15:47, 26 May 2025
  • Thumbnail for Smooth muscle
    multi-unit smooth muscle. Within single-unit muscle, the whole bundle or sheet of smooth muscle cells contracts as a syncytium. Smooth muscle is found in the...
    37 KB (4,737 words) - 17:18, 22 January 2025
  • Thumbnail for Muscle
    known as myogenesis. Skeletal muscle tissue is striated consisting of elongated, multinucleate muscle cells called muscle fibers, and is responsible for...
    23 KB (2,576 words) - 16:48, 3 June 2025
  • Thumbnail for Vascular smooth muscle
    agonist of these cell receptors is norepinephrine (NE). The adrenergic receptors exert opposite physiologic effects in the vascular smooth muscle under activation:...
    6 KB (718 words) - 05:35, 17 December 2024
  • Thumbnail for Muscle contraction
    Muscle contraction is the activation of tension-generating sites within muscle cells. In physiology, muscle contraction does not necessarily mean muscle...
    62 KB (7,395 words) - 18:51, 7 June 2025
  • Thumbnail for Muscle hypertrophy
    Muscle hypertrophy or muscle building involves a hypertrophy or increase in size of skeletal muscle through a growth in size of its component cells. Two...
    34 KB (3,831 words) - 18:44, 10 June 2025
  • Thumbnail for Striated muscle tissue
    sarcoplasmic reticulum. The functional unit of a muscle fiber is called a sarcomere. Each muscle cell contains myofibrils composed of actin and myosin...
    8 KB (925 words) - 13:29, 28 May 2025
  • Thumbnail for Sarcolemma
    from Greek; sheath), also called the myolemma, is the cell membrane surrounding a skeletal muscle fibre or a cardiomyocyte. It consists of a lipid bilayer...
    4 KB (434 words) - 11:52, 7 March 2024
  • Myosatellite cells, also known as satellite cells, muscle stem cells or MuSCs, are small multipotent cells with very little cytoplasm found in mature muscle. Satellite...
    28 KB (3,408 words) - 16:25, 17 October 2024
  • Thumbnail for Myometrium
    middle layer of the uterine wall, consisting mainly of uterine smooth muscle cells (also called uterine myocytes) but also of supporting stromal and vascular...
    10 KB (1,052 words) - 14:43, 30 May 2025
  • Thumbnail for Myostatin
    Myostatin (redirect from Double-muscle)
    myokine that is produced and released by myocytes and acts on muscle cells to inhibit muscle growth. Myostatin is a secreted growth differentiation factor...
    47 KB (5,237 words) - 16:38, 28 May 2025
  • Thumbnail for Rhabdomyolysis
    blood supply, while non-physical causes interfere with muscle cell metabolism. When damaged, muscle tissue rapidly fills with fluid from the bloodstream...
    49 KB (4,811 words) - 21:08, 8 June 2025
  • as myasthenia gravis. Muscle weakness can also be caused by low levels of potassium and other electrolytes within muscle cells. It can be temporary or...
    21 KB (2,577 words) - 11:26, 24 May 2025
  • Thumbnail for List of human cell types
    The list of human cell types provides an enumeration and description of the various specialized cells found within the human body, highlighting their...
    35 KB (1,773 words) - 00:20, 19 May 2025
  • causes the muscle cells to decrease in efficiency, causing cramping and fatigue. Potassium builds up in the t-tubule system and around the muscle fiber as...
    21 KB (2,518 words) - 07:45, 31 July 2024
  • Thumbnail for Myofibril
    Myofibril (redirect from Muscle fibril)
    a muscle fibril or sarcostyle) is a basic rod-like organelle of a muscle cell. Skeletal muscles are composed of long, tubular cells known as muscle fibers...
    10 KB (1,235 words) - 02:00, 14 March 2025
  • Thumbnail for Cytoskeleton
    inhibition. This action contracts the muscle cell, and through the synchronous process in many muscle cells, the entire muscle. In 1903, Nikolai K. Koltsov proposed...
    45 KB (5,117 words) - 13:25, 26 May 2025
  • contraction of each muscle fiber. Skeletal muscle, is a type of striated muscle, composed of muscle cells, called muscle fibers, which are in turn composed of...
    15 KB (1,735 words) - 13:06, 29 May 2025
  • Thumbnail for Myogenesis
    Myogenesis (redirect from Myogenic cells)
    factor family. Cells that make myogenic bHLH transcription factors (including MyoD or Myf5) are committed to development as a muscle cell. Consequently...
    24 KB (2,799 words) - 10:27, 23 January 2025
  • sympathetic division of the autonomic nervous system. The muscle attaches to the follicular stem cell niche in the follicular bulge, splitting at their deep...
    7 KB (671 words) - 08:09, 24 May 2025
  • Thumbnail for Sickle cell trait
    rhabdomyolysis and necrosis within the muscle cells. The inflammation and leakage of intracellular material resulting from muscle cell necrosis releases a particular...
    26 KB (2,894 words) - 19:29, 25 May 2025
  • needed] Muscle memory is probably related to the cell nuclei residing inside the muscle fibers.[citation needed] The muscle cells are the largest cells in...
    9 KB (1,177 words) - 14:20, 17 December 2024
  • Thumbnail for Membrane potential
    electrically excitable cells such as neurons and muscle cells, it is used for transmitting signals between different parts of a cell. Signals are generated...
    65 KB (8,286 words) - 04:08, 29 May 2025
  • Muscle tissue engineering is a subset of the general field of tissue engineering, which studies the combined use of cells and scaffolds to design therapeutic...
    39 KB (4,760 words) - 22:46, 22 May 2025
  • Stem cell research relies on in vitro muscle testing to establish sole muscle cell function and its individual behavior apart from muscle cells in the...
    10 KB (1,468 words) - 10:08, 3 December 2023
  • Thumbnail for Cellular differentiation
    striated muscle, epidermis and gut. During terminal differentiation, a precursor cell formerly capable of cell division permanently leaves the cell cycle...
    53 KB (6,223 words) - 03:14, 7 June 2025
  • Thumbnail for Atherosclerosis
    underlying inflammatory process. The presence of the plaque induces the muscle cells of the blood vessel to stretch, compensating for the additional bulk...
    105 KB (11,400 words) - 17:18, 9 June 2025
  • Thumbnail for G0 phase
    cells, and miR-31, which regulates Myf5 in muscle stem cells. miRNA sequestration of mRNA within ribonucleoprotein complexes allows quiescent cells to...
    30 KB (3,755 words) - 20:48, 1 December 2024