Search Results for: muscle plasma
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
Sarcolemma
Sarcolemma Definition What is the sarcolemma? It is the thin, transparent, extensible plasma membrane of the muscle cell.... Read More
Muscle plasma
muscle plasma An alkaline fluid in muscle that is spontaneously coagulable, separating into myosin and muscle... Read More
Circulation
Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... 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
Kidneys and Regulation of Water and Inorganic Ions
Renal Functions Kidneys remove/add substances from/to the plasma. Regulate water concentration, inorganic ion... Read More
Muscle cell
Definition noun, plural: muscle cells Any of the long, tubular mature contractile cells that make up the muscle... Read More
Regulation of Organic Metabolism, Growth and Energy Balance
Organic Metabolism Events of Absorptive and Post-absorptive States. The absorptive state is the period during which... Read More
Smooth endoplasmic reticulum
Smooth Endoplasmic Reticulum Definition Smooth endoplasmic reticulum (sER) is (a part of) endoplasmic reticulum that is... Read More
Endocytosis
Endocytosis Definition What is endocytosis in biology? Endocytosis is a cellular process by which a cell internalizes any... Read More
Homeostasis
Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... Read More
Facilitated diffusion
Facilitated diffusion is the transport of substances across a biological membrane from an area of higher concentration to an... Read More
Cell Structure
The interior of the cell is divided into the nucleus and the cytoplasm. The nucleus is a spherical or oval-shaped structure... Read More
Pinocytosis
Pinocytosis Definition What is pinocytosis? Pinocytosis is the ingestion of extracellular fluids, i.e. the fluid... Read More
Neural Control Mechanisms
Nerve cells called neurons generate electric signals that pass from one end of the cell to another and release chemical... Read More
Axon hillock
Axon Hillock Definition What is axon hillock? If you are familiar with the different parts of the neuron, the axon hillock... Read More
Axon terminal
An axon terminal is any of the button-like endings of axons through which axons make synaptic contacts with other nerve... Read More
Biological Cell Introduction
It only takes one biological cell to create an organism. In fact, there are countless species of single-celled organisms,... Read More
Endomembrane system
Ever wondered how biomolecules are made within the cell and then they are released outside the cell for use by the body?... Read More
Respiration
Organization of the Respiratory System Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More
Plant Cells vs. Animal Cells
Plant Cells Most cells are not visible with the naked eye. However, with microscopes of various types, plant cells can be... Read More
Cell Biology
It only takes one biological cell to create an organism. In fact, there are countless species of single celled organisms,... Read More
Animal cell
An animal cell is the fundamental functional unit of life of animals. It is also the basic unit of reproduction. Animal... Read More
Presynaptic membrane
presynaptic membrane That part of the plasma membrane of an axon terminal that faces the plasma membrane of the neuron or... Read More
Generation of resting membrane potential
Stephen H. Wright Department of Physiology, College of Medicine, University of Arizona, Tucson, Arizona 85724... Read More
Active transport
Active transport is a type of cellular transport in which substances (e.g. ions, glucose, and amino acids) are transported... Read More
Positive feedback
Positive Feedback Definition Each mechanism of the body like temperature, blood pressure, and levels of specific nutrients... Read More
Protein Activity and Cellular Metabolism
Protein Binding Sites The ability of various molecules and ions to bind to specific sites on the protein surface forms the... Read More
Cytoskeleton
Definition noun plural: cytoskeletons cy·to·skel·e·ton (cell biology) The lattice or internal framework of a cell... Read More
Endoplasmic reticulum
Definition noun plural: endoplasmic reticula (cell biology) A membrane-bound organelle that occurs as labyrinthine,... Read More
Simple squamous epithelium
Simple Squamous Epithelium Definition Simple squamous epithelium, also known as simple squamous epithelial tissue or... Read More