with many centrally located nuclei, it is not under voluntary control. Smooth muscle lines the viscera, blood vessels, anddermis, and, like cardiac muscle, its movements are operated by theautonomic nervous systemand thus are not under voluntary control. The nucleus of each shorttaperingcellis lo...
1.(Anatomy) a tissue composed of bundles of elongated cells capable of contraction and relaxation to produce movement in an organ or part 2.(Anatomy) an organ composed of muscle tissue 3.strength or force vb (intr;often foll byin, on,etc)informalto force one's way (in) ...
JamesWatkins, ...IanMathieson, inThe Pocket Podiatry Guide: Functional Anatomy, 2009 Muscle tissue Muscle cellsare specialized to contract, i.e. create a pulling force to stabilize or move parts of the body. There are three types of muscle cell: skeletal, visceral and cardiac. ...
anatomy Print Also known as: heart muscle, myocardium Written and fact-checked by The Editors of Encyclopaedia Britannica Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for...
1). The stem cell niche (interaction between the satellite cells and their environment) plays a key role in the muscle regeneration process. Sign in to download full-size image Fig. 1. (A) Immediate response to muscle injury. Upon injury, MuSCs activate, self-renew, proliferate, and ...
Physiological cross-sectional area (PCSA), an important biomechanical variable, is an estimate of a muscle’s contractile force potential and is derived from dividing muscle mass by the product of a muscle’s average fascicle length and a theoretical con
Define striated muscle fiber. striated muscle fiber synonyms, striated muscle fiber pronunciation, striated muscle fiber translation, English dictionary definition of striated muscle fiber. Noun 1. striated muscle fiber - an elongated contractile cell in
What triggers muscle spasms? Spasms may occur when a muscle is overused, tired, previously injured, or strained. The spasm may occur if the muscle has been overstretched or if it has been held in the same position for a prolonged period of time. In effect, the muscle cell runs out of ...
Ch 4.Basic Anatomy and Cell Biology Ch 5.Respiratory System Ch 6.The Human Cardiovascular System - Blood... Ch 7.The Human Cardiovascular System -... Ch 8.Digestive System Ch 9.Urinary System Ch 10.The Endocrine System Ch 11.The Central Nervous System in the Human... ...
(VSM) is a type of smooth muscle found in the walls of blood vessels. Mural cell is a term that refers to the combination of connective tissue cells calledpericytesand vascular smooth muscle cells in blood vessels. The presence of vascular smooth muscles in the blood vessels allows the ...