44 results found

Search Results for: muscle plasma

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

Muscle plasma

muscle plasma An alkaline fluid in muscle that is spontaneously coagulable, separating into myosin and muscle... Read More

Plasma

Definition noun (1) Fluid through which cellular components of blood, lymph, or intramuscular fluid are suspended (2)... 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

Isotonic

Isotonic Definition What does isotonic mean? The term "isotonic" is used in physiology, anatomy, and physical chemistry.... 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

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

Myoblast

Definition noun, plural: myoblasts The embryonic progenitor cell of the muscle cell Supplement Myoblasts are the embryonic... 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

Flaccid

Flaccid Definition Biology – What is Flaccid? In botany, the term flaccid refers to a cell that lacks turgidity, i.e. it... Read More

Glucose

Glucose occurs naturally and is ubiquitous. It is one of the three most common monosaccharides; the other two are fructose... 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

Serum

Definition noun, plural: sera, serums (1) The clear portion of any bodily fluid (2) Blood serum: the clear liquid devoid of... 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

Organism

An organism refers to a living thing that has an organized structure, can react to stimuli, reproduce, grow, adapt, and... Read More

Simple squamous epithelium

Simple Squamous Epithelium Definition Simple squamous epithelium, also known as simple squamous epithelial tissue or... Read More