What is the main component of interstitial fluid?
Interstitial fluid consists of a water solvent containing sugars, salts, fatty acids, amino acids, coenzymes, hormones, neurotransmitters, white blood cells and cell waste-products. This solution accounts for 26% of the water in the human body.
What are the components of extracellular fluid?
Extracellular fluid has two primary constituents: the fluid component of the blood (called plasma) and the interstitial fluid (IF) that surrounds all cells not in the blood.
What makes interstitial fluid?
Fluid found in the spaces around cells. It comes from substances that leak out of blood capillaries (the smallest type of blood vessel). It helps bring oxygen and nutrients to cells and to remove waste products from them. As new interstitial fluid is made, it replaces older fluid, which drains towards lymph vessels.
What is interstitial fluid in lymphatic system?
Interstitial fluid – the fluid between the cells in all body tissues – enters the lymph capillaries. It is generally similar to blood plasma, which is the fluid component of blood. Lymph returns proteins and excess interstitial fluid to the bloodstream.
What’s the difference between lymph and interstitial fluid?
Lymph is a fluid similar in composition to blood plasma. As the interstitial fluid begins to accumulate, it is picked up and removed by tiny lymphatic vessels and returned to the blood. As soon as the interstitial fluid enters the lymph capillaries, it is called lymph.
What are the 6 components of extracellular fluid?
The extracellular fluid, in turn, is composed of blood plasma, interstitial fluid, lymph and transcellular fluid (e.g. cerebrospinal fluid, synovial fluid, aqueous humour, serous fluid, gut fluid, etc.). The interstitial fluid and the blood plasma are the major components of the extracellular fluid.
What are the four body fluid compartments?
The following body fluid compartments are described: total body water (TBW), extracellular fluid (ECF), intracellular fluid (ICF), transcellular fluid TCF), plasma volume, red cell volume and interstitial fluid volume.
What is an example of interstitial fluid?
It makes up about 26% of the total body water composition in humans. It is composed of blood plasma, interstitial fluid, lymph and transcellular fluid (e.g. cerebrospinal fluid, synovial fluid, aqueous humour, serous fluid, gut fluid, etc.). The interstitial fluid is the fluid that fills the spaces between cells.
Where is interstitial fluid made?
Interstitial fluid is formed when hydrostatic pressure generated by the heart pushes water out of the capillaries. The water passes from a high concentration outside of the vessels to a low concentration inside of the vessels, but equilibrium is never reached because the constant blood flow.
What is the difference between lymph and interstitial fluid?
Where does the interstitial fluid come from in the body?
Interstitial fluid is a fluid outside of the body’s cells (extracellular) and outside of the blood vessels. It bathes the outside of the cell and makes up about 75% of the EC fluid.
Which is part of the intracellular fluid ( ICF )?
Figure 26.1.2 – Fluid Compartments in the Human Body: The intracellular fluid (ICF) is the fluid within cells. The interstitial fluid (IF) is part of the extracellular fluid (ECF) between the cells. Blood plasma is the second part of the ECF. Materials travel between cells and the plasma in capillaries through the IF.
What kind of pressure is in the interstitial compartment?
One is called hydrostatic pressure, which is the fluid pushing on the inner walls of the blood vessels within the intravascular department. When this pressure rises, it forces fluid and solutes to leave the blood vessels, also called capillaries, and go into the interstitial compartment.
What happens to the plasma that forms the interstitium?
Some of the plasma leaves the capillaries and enters the spaces around cells, forming interstitial fluid. The fluid contains materials that cells need, such as nutrients. The cells absorb the nutrients and also release waste into the interstitial fluid.