72 results found

Search Results for: junction

Tight junction

What are tight junctions? Tight junctions are the intercellular barrier between two neighboring endothelial and epithelial... Read More

Gap junction

Definition noun, plural: gap junctions A type of cell junction characterized by the intercellular channel that is formed in... Read More

Anchoring junction

Definition noun, plural: tight junctions A type of cell junction that is attached to components of the extracellular... Read More

Cell junction

Definition noun, plural: cell junctions Intercellular connections between adjacent cells, resulting in varying degrees of... Read More

Adhering junction

Adhering junction (Science: cell biology) a type of junction between cells forming tissues that are subjected to stretching... Read More

Septate junction

septate junction An intercellular junction found in invertebrate epithelia that is characterised by a ladder like appearance... Read More

Cell adhesion

Cell Adhesion Definition Cell adhesion is the process in which a cell uses a specialized complex of proteins to get... Read More

Neuromuscular junction

Definition noun A chemical synapse between a motoneuron and a muscle fiber, through which a signal is transmitted that... Read More

Belt desmosome

Definition noun, plural: belt desmosomes A type of desmosome characterized by a belt-like rivet between neighboring... Read More

Idiojunctional rhythm

Idiojunctional rhythm --> idionodal rhythm An independent rhythm, the ventricles being under control of the a-v node (a-v... Read More

Petrified Wood : The World of Fossilized Wood, Cones, Ferns, and Cycads

Petrified Wood : The World of Fossilized Wood, Cones, Ferns, and Cycads ... 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

Desmosome

Definition noun, plural: desmosomes A type of cell junction made up of desmosome-intermediate filament complexes, which in... Read More

Synapse

Definition noun, plural: synapses A specialized structure or junction that allows cell to cell communication. verb (1) To... Read More

Suture

Definition noun, plural: sutures (anatomy) A line of junction or the joint between two articulating bones, especially of the... Read More

Muscle

Muscle cells are specialized to generate force and movement. There are three types of muscle tissue: (1) skeletal muscle,... Read More

Spot desmosome

Definition noun, plural: spot desmosomes A type of desmosome characterized by a circular or spot-like rivet between... 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

Dendrite

Dendrite Definition Dendrites are the protoplasmic projections from the neuron cells that receive the electrochemical... Read More

Joint

Joint 1. To unite by a joint or joints; to fit together; to prepare so as to fit together; as, to joint boards. Pierced... Read More

Hemidesmosome

Definition noun, plural: hemidesmosomes A type of anchoring junction between neighboring cells forming a rivet-like links... Read More

Sarcolemma

Sarcolemma Definition What is the sarcolemma? It is the thin, transparent, extensible plasma membrane of the muscle cell.... Read More

Integumentary system

Integumentary System Definition The integumentary system is the outermost layer of the body. The animal body, in... Read More

Electrical synapse

Definition noun A form of synapse between two apposed neurons in which nerve impulse transmission is rapid and occurs by... Read More

Efferent neuron

Definition noun, plural: efferent neurons A neuron with an axon that carries nerve impulses peripherally, and innervates... 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

Macula adherens

Definition noun A type of anchoring junction between neighboring cells forming a plaquelike site on the cell... Read More

Sternal angle

sternal angle The angle between the manubrium and the body of the sternum at the manubriosternal junction. Marks the level... Read More

Cell Structure

The interior of human cells is divided into the nucleus and the cytoplasm. The nucleus is a spherical or oval-shaped... Read More

Triad

triad The junction between the t tubules and the sarcoplasmic reticulum in striated... Read More

Hilar lymph node

Definition noun, plural: hilar lymph nodes Any of the lymph nodes in the hilum or the triangular depression or indented... Read More

Ventricular syncytium

Definition noun A network of cardiac muscle cells connected by gap junctions that allows coordinate contraction of the... Read More

Atrial syncytium

Definition noun A network of cardiac muscle cells connected by gap junctions that allows coordinate contraction of the... Read More

Zygonema

Definition noun, plural: zygonemas The chromosome that start to pair in synapse with its homolog at prophase I of meiosis... Read More

Prophase I

Organisms all use mitosis to create more cells in the body. Meiosis, a similar process, is used in some organisms to undergo... Read More

SENI Biometric Analysis on the extinct Scincidae species: Macroscincus coctei (underlined)

Brian L. Schnirel Leeway Corucia Research Center (LCRC) Courtesy: Polyphemos (2004)   Introduction: It has been... Read More

Hyperpolarization

Definition noun The process or act of making the membrane potential of a cell more negative Supplement Hyperpolarization is... Read More

External urethral orifice

Definition noun The meatus of the urethra where urine is excreted in both males and females, and where semen is ejected in... Read More

Motor neuron

Definition noun, plural: motor neurons A type of neuron connected to a muscle fiber and originates from the central nervous... 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