Definition
noun
(physiology) A condition of the muscle in which its capacity to produce maximum voluntary action, or to perform a series of repetitive actions, is reduced. It results when muscle activity exceeds tissue substrate and oxygenation capacity.
Supplement
Muscle fatigue results when there is tissue oxygen deprivation, glycogen or phosphocreatine depletion, and increased level of blood and muscle lactic acid in an exercised muscle.
The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the different components and functions of the human circulatory system dealt with in detail in this tutorial. The lymphatic system is also elucidated elaborately here...
Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern of neural activities required to perform a movement. Learn more about this topic in this tutorial. Find out the mechanisms involved in length-monitoring systems, alpha-gamma coactivation, and withdrawal reflex...
The kidneys are responsible for the regulation of water and inorganic ions. Read this tutorial to learn about the different parts of the kidneys and its role in homeostasis...
The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and then transferred to the internal environment by absorption. Find out more about these processes carried out by the gastrointestinal system through this tutorial...
The human body is capable of regulating growth and energy balance through various feedback mechanisms. Get to know the events of absorptive and post-absorptive states. This tutorial also describes the endocrine and neural control of compounds such as insulin and glucagon. It also deals with the regulation of growth, heat loss, and heat gain. ..
