55 results found

Search Results for: muscle_fiber

Muscular system

Muscular System Definition What is the muscular system? The muscular system is a system that includes muscle cells and... Read More

Muscle

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

Sarcolemma

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

Endoplasmic reticulum

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

Tissue

Tissue Definition What is tissue in the body? The body tissue is an aggregation of cells that function together and have a... 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

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

Elastic fiber

Definition noun, plural: elastic fibers A type of connective tissue fiber that is made up, primarily, of elastin, and found... 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

Dense regular connective tissue

The dense connective tissue is a type of connective tissue proper that consists predominantly of fibers, especially type I... 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

Digestion and Absorption of Food

The gastrointestinal (GI) system includes the gastrointestinal tract (mouth, pharynx, esophagus, stomach, small intestine,... Read More

Afferent Nerve

Afferent Nerve Definition The word ‘aferent’ means "steering or conducting something towards a destination". The... Read More

Fibre

Definition noun, plural: fibres (1) (anatomy) Any elongated, thread-like structure, e.g. nerve fiber and muscle fiber (2)... Read More

Thick filament

Definition noun, plural: thick filaments A type of myofilament that is made up of bipolar myosin II filaments, and is... Read More

Dense irregular connective tissue

Dense Irregular Connective Tissue Definition Dense irregular connective tissue is one of the two major types of dense... 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

Balanced diet

What is a balanced diet? What is the definition of a balanced diet? A nutritionally balanced diet fulfills all nutritional... Read More

Glycogen

Definition noun plural: glycogens gly·co·gen, glī′kə-jən A multi-branched polymer of glucose, mainly produced in... Read More

Myofilament

Definition noun, plural: myofilaments Any of the filaments made up of proteins and comprise the... Read More

Efferent neuron

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

Fibroblast

The building block of living things is known as the cell. The cell contributes to many parts and functions of different... 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

Thin filament

Definition noun, plural: thin filaments A type of myofilament that is made up of actin, troponin, and tropomyosin molecules,... Read More

Carbohydrate

Carbohydrate Definition A biomolecule refers to any molecule that is produced by living organisms. As such, most of them... Read More

Starlings law

Definition noun Starling’s law states that the force of contraction depends on the length of muscle fibers of the heart... Read More

Spindle

Definition noun, plural: spindles (1) A collection of minute fibers composed of microtubules, which are prominent during... Read More

Microtubule

Microtubule Definition noun plural: microtubules mi·cro·tu·bule, mī'krō-tū'byūl A cytoplasmic tubule made up of... Read More

Cytoskeleton

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

Sugar

Sugar Definition The term sugar is the generic term for any disaccharides and monosaccharides. Sugars are an essential... Read More

Starch

Starch Definition Starch is a polysaccharide (C6H10O5)n consisting of a large number of glucose monomers joined together... Read More

Axon

What Is Axon? An axon is a thin, long fiber of a nerve cell (or neuron). It transmits electrical impulses from the cell... Read More

Connective tissue

Definition noun, plural: connective tissues The animal tissue that chiefly originates from the embryonic mesoderm, and... Read More

Microfilament

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

Polysaccharide

Polysaccharide Definition Biology Definition: A polysaccharide is a carbohydrate formed by long chains of repeating units... Read More