30 results found

Search Results for: filtration

Filtration

Filtration Definition What is filtration? Filtration is separating a solid from a fluid through a porous material that... 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

Ultrafiltration

Definition noun (1) A high pressure filtration through a semipermeable membrane in which colloidal particles are retained... Read More

Hydrophilic

Hydrophilic Definition What does a hydrophile (or hydrophilic molecule) mean? If a molecule is “water-loving”, it is... Read More

Circulation

Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More

Homogenous

What is homogenous? What does homogenous mean? The word homogenous has been derived from two Greek words that are... Read More

Passive transport

Passive transport is a type of cellular transport in which substances such as ions and molecules move down their respective... Read More

Parenchyma

Parenchyma Definition What does parenchyma mean? Let's define the word "parenchyma". Most of the functional tissues in... 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

Body fluid

Body Fluids Definition What is body fluid? Literally, body fluid is the fluid of the body. The adult human body is ~50-60%... Read More

Transport

In biology, transport refers to the act or the means by which a molecule or ion is moved across the cell membrane or via the... Read More

Simple squamous epithelium

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

Simple epithelium

Definition noun, plural: simple epithelia An epithelial tissue comprised of a single layer of epithelial cells that are in... Read More

Simple diffusion

Diffusion is essential in the anatomy and physiology of a living thing, especially with regard to homeostasis. It is one of... Read More

Industrial Microbiology

Definition noun Related to environmental, social and economic importance that are engaged in the utilization of... Read More

Diatom

Diatom Definition A diatom is a unicellular eukaryotic alga characterized by having a siliceous covering and a symmetrical... Read More

Concentration gradient

What is a concentration gradient? A gradient is a measure of how steep a slope is. Thus, a concentration gradient would be... Read More

Macrophytes

Introduction   Examples of Macrophytes. (Source: Canada's AquaticEnvironments) ... Read More

Diuresis

Diuresis Definition In simple terms, excessively increased urination is referred to as diuresis. Diuresis is a collective... Read More

Nephron

Definition noun, plural: nephrons The structural and functional unit of the kidney, i.e. a structure comprised of a set of... Read More

Diffusion

Diffusion Definition Diffusion is the net passive movement of molecules or particles from regions of higher to regions of... Read More

Substance

Substance Definition What is a substance? The word substance finds varied usages in different science fields. In general... Read More

Capsular space

Capsular space The slitlike space between the visceral and parietal layers of the capsule of the renal corpuscle; it opens... Read More

Peritoneum

What is the Peritoneum? The term peritoneum refers to the serous membrane that constitutes the biologically active inner... Read More

Anatomy

Anatomy Definition Often we hear the term 'anatomy' while learning about the body and how it works. What is anatomy? What... Read More

Urine

Definition noun The animal excrement that forms in the kidneys as a by-product of metabolism Supplement Urine is a waste... Read More

Residue

Definition noun, plural: residues (1) (biochemistry) Any of the monomers comprising a polymer, or any of the parts that... Read More

Kidney

Definition noun, plural: kidneys (anatomy) Either of a pair of two bean-shaped organs located at the back of the abdominal... Read More

Contamination

Contamination Definition Contamination, sometimes interchanged with pollution, is the existence of live things or... Read More

Urination

Definition noun The process of voiding urine from the body to the outside Supplement Urination is the process whereby urine... Read More