40 results found

Search Results for: cell junction

Cell junction

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

Tight junction

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

Cell membrane

Cell Membrane Definition Just like any non-living body possesses a plastic or paper packaging material that keeps the... 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

Belt desmosome

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

Desmosome

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

Cytoskeleton

Definition noun plural: cytoskeletons cy·to·skel·e·ton (cell biology) The lattice or internal framework of a cell... Read More

Spot desmosome

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

Hemidesmosome

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

Cell matrix

Definition noun plural: cell matrices cell ma·trix, ˈmeɪtɹɪks An insoluble, dynamic gel in the cytoplasm, believed... 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

Dendrite

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

Microfilament

Definition noun plural: microfilaments mi·cro·fil·a·ments, mī'krō-fil'ă-mĕnts A thin, helical, single-stranded... Read More

Endoplasmic reticulum

Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More

Macula adherens

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

Sarcolemma

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

Epithelium

An epithelium is a type of animal tissue made up of densely packed cells (called epithelial cells) that rest on a basement... Read More

Synapse

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

Muscle

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

Adhering junction

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

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... 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

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

Integumentary system

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

Efferent neuron

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

Nerve impulse

Definition noun (1) The movement of action potential along a nerve fiber in response to a stimulus (such as touch, pain,... 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

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Hyperpolarization

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

Atrial syncytium

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

Intrinsic protein

Definition noun, plural: intrinsic proteins Any of the group of integral membrane proteins that facilitate specific... Read More

Ventricular syncytium

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

Zygotene

Definition noun, plural: zygotenes The sub-stage of prophase I of meiosis I in which the homologous chromosomes pair or come... 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

Pancreas

Definition noun, plural: pancreases or pancreata A tongue-shaped glandular structure involved in the secretion of fluid... Read More