microfilament
41Sarcomere — A band redirects here. For other uses, see A band. Sarcomere Image of sarcomere Latin sarcomerum Code TH …
42Motor unit — ”A motor unit is a single α motor neuron and all of the corresponding muscle fibers it innervates; all of these fibers will be of the same type (either fast twitch or slow twitch). When a motor unit is activated, all of its fibers contract.… …
43Cardiac muscle — Dog Cardiac Muscl …
44Myosin — Part of the myosin II structure. Atoms in the heavy chain are colored red on the left hand side, and atoms in the light chains are colored orange and yellow. Myosins comprise a family of ATP dependent motor proteins and are best known for their… …
45Intermediate filament — Intermediate filaments (IFs) are cytoskeletal structures formed by members of a family of related proteins called keratin. Intermediate filaments have a diameter of 12 nanometers, which is between that of actin (microfilaments) and microtubules.… …
46Muscle spindle — Latin fusus neuromuscularis Code TH H3.11.06.0.00018 Muscle spindles are sensory receptors within the belly of a muscle, which primarily detect changes in the length of this muscle. They convey length information to the central nervous system via …
47Glucokinase — (hexokinase 4) Based on PDB entry 1GLK …
48Myocyte — A myocyte (also known as a muscle cell)[1] is the type of cell found in muscles. They arise from myoblasts.[2] Each myocyte contains myofibrils, which are long, long chains of sarcomeres, the contractile units of the cell. There are various… …
49Intestinal villus — Infobox Anatomy Name = PAGENAME Latin = villi intestinales GraySubject = 248 GrayPage = 1174 Caption = Microvilli show electron dense plaques (open arrow) at their apices. These plaques may be the anchoring point for the microfilaments which run… …
50Sliding filament model — Ratchet mechanism redirects here (it is the name given in some textbooks to the sliding filament mechanism). For the mechanical device, see Ratchet (device) The sliding filament theory describes a process used by muscles to contract. It was… …
