Search Results for: muscle
Smooth muscle
The smooth muscle can be described as a type of muscle in the human body that is non-striated and involuntary in action.... Read More
Antagonistic Muscle
Definition of Antagonistic Muscle What does the term “antagonistic” mean? As the name suggests, the word antagonistic... Read More
Digastric muscle
Digastric Definition The digastric muscle is a paired muscle located under the jaw, consisting of the anterior and... Read More
Involuntary muscle
A muscle act typically either under the control of the will or without conscious control. Muscles that can be controlled at... Read More
Muscular system
Muscular System Definition What is the muscular system? The muscular system is a system that includes muscle cells and... Read More
Cardiac muscle
Definition noun, plural: cardiac muscles (1) The heart muscle of the vertebrates (2) myocardium Supplement The muscles of... Read More
Muscle tissue
Definition noun, plural: muscle tissues An animal tissue capable of contracting, and therefore enables movement or tension... Read More
Muscle cell
Definition noun, plural: muscle cells Any of the long, tubular mature contractile cells that make up the muscle... Read More
Skeletal muscle
Definition noun, plural: skeletal muscles A voluntary, striated (vertebrate) muscle that is associated with the skeleton,... Read More
Hypertrophy
Hypertrophy Definition Hypertrophy refers to the enlargement or increase in the size of an organ or tissue due to the... Read More
Sarcolemma
Sarcolemma Definition What is the sarcolemma? It is the thin, transparent, extensible plasma membrane of the muscle cell.... Read More
Voluntary muscle
Definition noun, plural: voluntary muscles A muscle that can be controlled voluntarily Supplement Some of the muscles of the... Read More
Fixator muscle
Definition noun, plural: fixator muscles (anatomy) A muscle that serves as a stabilizer of one part of the body during... Read More
Agonist muscle
Definition noun A muscle that contracts while another muscle relaxes Supplement Muscles may be classified according to the... Read More
Muscles of the Apes – a thwack on human muscle evolution
Summary: A recent finding suggests that apes do have the muscles for bipedalism, vocal communication, and facial... Read More
Striated muscle
Definition noun, plural: striated muscles A muscle that is made up of long fibers characterized by transverse or oblique... Read More
Unstriated muscle
unstriated muscle --> smooth muscle (Science: anatomy, pathology, physiology) muscle tissue in vertebrates made up from... Read More
Fusiform muscle
Definition noun A muscle that has a shape of spindle, which is being wider in the middle and narrowing towards both... Read More
Extrinsic muscles
Definition noun A group of muscles lying superficially on a structure, in contrast to intrinsic muscles, which are located... Read More
Muscle spindle
Definition noun The neuromuscular spindle is a fusiform mechanoreceptor (specifically a stretch receptor) within the... Read More
Endoplasmic reticulum
Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More
Pennate muscle
Definition noun A flat muscle with fascicles arranged obliquely to the central tendon. Supplement Pennate muscles can... Read More
Muscle tonus
Definition noun (1) The muscle in a steady partially contracted state caused by the successive flow of nerve... Read More
Multipennate muscle
Definition noun A type of pennate muscle wherein the diagonal muscle fibers are in multiple rows with the central tendon... Read More
Myocardium
Myocardium Definition What is the myocardium of the heart? It is the muscular middle layer of the heart that is... Read More
Unipennate muscle
Definition noun A type of pennate muscle wherein the muscle fibers or fascicles are all in one side of the... Read More
Muscle tone
Definition noun (1) The muscle in a steady partially contracted state caused by the successive flow of nerve... Read More
Penniform muscle
Definition noun A flat muscle with fascicles arranged obliquely to the central tendon. Supplement Penniform muscles,... Read More
Bipennate muscle
Definition noun A type of pennate muscle wherein the muscle fibers or fascicles are in opposite sides of the central... Read More
Muscle fatigue
Definition noun (physiology) A condition of the muscle in which its capacity to produce maximum voluntary action, or to... Read More
Intrinsic muscles
Definition noun A group of muscles located within or situated deeper in a structure, in contrast to extrinsic muscles... Read More
Circulation
Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More
Muscle relaxation
muscle relaxation That phase of a muscle twitch during which a muscle returns to a resting... Read More
Adductor muscle
Adductor muscle (Science: anatomy) Any muscle that pulls inward toward the midline of the body. For example, the adductor... Read More
Muscle contraction
muscle contraction A process leading to shortening and/or development of tension in muscle tissue. Muscle contraction occurs... Read More