Possibly, but this is somewhat irrelevant. Glucose is a vital nutrient, so it is rapidly absorbed by the intestinal lumen cells through active transport processes and diverted into the blood stream rapidly - there generally isn't enough glucose to overwhelm this absorption system to the point that diffusion through the gut wall would be an issue.
fine glucose molecules can pass through the wall of the visking tube.
Absorption.
digested food is just molecules. undigested food is far too big to pass through the intestine wall.
blood plasma, wastes, water, ions like potassium, calcium and sodium, glucose and other small molecules are able to pass through the wall into the tubule.
glucose because it can easily break down by enzymes than starch
Compared to other more basic molecules, glucose is rather large. In order for glucose to enter the cell in the first place, the cell must actively transport it from outside the cell wall using special transport proteins. This is compared to a cell passively transporting molecules, where the molecules are small enough (or non polar) to pass through the cell membrane without any action from the cell itself.Once the glucose is in the cell, there is no way to get out.
Sexual Intercourse.
We supply Visking tubing and offer the following information: The molecular weight cut-off of this product is 12000 - 14000 daltons. This means in theory that molecules larger in MW than this will not pass through the membranes and ones smaller will. Starch has a very high molecular weight and the tubing is often used to illustrate the effect of enzymes breaking starch down into to simple sugars. Starch therefore should not pass through the membrane wall. The user of this product should be aware that this is a nominal cut-off and long thin molecules above the 14kd cut-off may go through and globular molecules below may be retained. In addition the charge on a molecule may effect the rate of transfer across the membrane.
Molecules traveling within the bloodstream pass through the capillary cell wall via osmotic pressure and diffuse through the interstitial fluid before encountering the tissue cell wall.
The cell walls of the intestinal cells do not allow the passage of large molecules through them; in addition, the tight junctions between the cells blocks the transfer of large molecules through the interstitial space.
The monosaccharide glucose is a building block of a plant's cell wall. Glucose molecules polymerize to form the structural polysaccharide cellulose, which provides rigidity and strength to the plant cell wall.
The plasma membrane is made up of a lipid bilayer and some proteins. The transmembrane proteins are the structures which are involved in the transport of molecules in or through the cell.