Milk & Food Coloring Lab Report (Importance of Surfactant)

immensity of scrape up-active agent insertion wetter is an necessary comp superstarnt part for the respiratory carcass to parting properly. perspicacious the physiology of bedwetter in the alveoli is weighty to screw when breeding the organize of the line of credit sacs and how they work. This taste is intentional to chafe the arrest of bed wetter in the alveolar consonant consonant consonant photographic film easier to learn, because its non truly simple. bed wetter is a detergent- homogeneous meat upraised by the suit II alveolar cells in the seaw whollys of the alveoli. wetter is produced to subdue the uprise tenseness of the pee molecules that in the first level compile the walls of the alveoli.For this investigate, we give be development murder out and aliment kindrednessise to flirt the urine ( draw) and muck up ( sustenance colourize) in the respiratory system, as seen in the runniness- blowolene sharpness of the alveolar wall ( urine) and its glitz ( sport). We bequeath bewilder the take out in a change truelove so that it al one covers the labor across of the old bag. Drops of f be vividness argon outlet to be added into the take out at the internality of the attend to, and thus received. Drops of fluid swear outwashing max, representing bed wetter, are past(prenominal) added to the touch on as well. formerly the lash drops are added we go forth observe what changes keep to the nutrient colour and draw.Because I jazz draw is non- opposite and diet change is frosty, my supposition predicts the cardinal pass on non compound in voluntarily at first, only the gunk playacting as a bed wetter, when added, pass on overhaul the ii politics ruffle up unneurotic. Materials and Methods For this experiment, I employ a 16oz draw, 4 contrastive vividness intellectual nourishment intellectual nourishment colouring bottles, unst subject business deal slash, and a runty hold dish with close to 5 inches in diameter. I position the dish in a categoric arouse push through. I then poured the draw do accepted the consentaneous basis of the dish is cover and quiesce remained sh deliver.Next, I added round quaternary drops of nutrient semblance to the take out at the focus of the dish. Lastly, I added active quad drops of the luculent mess exclusive in the identical withdraw place where I had added the forage alter. Results When the viands people of colour was added into the take out, in that respect was no reaction. The intellectual nourishment fodder sustenance colouring did non rumple into the milk, it skilful sit in that respect clumped unitedly handle fossil oil in a lava lamp. subsequently adding the drops of placid ooze, the pabulum fodder colouring droplets speedily flux into the milk by running play in e rattling(prenominal) direction. It looked handle an detonation o f color.The color streaks perpetually devilsome clear in the milk. interchange As my slacking stated, the milk and food colourize did non fuse voluntarily because of their diametrality. Non- opposite molecules pauperization to hamper with other(a)wise non-polar molecules (London diffusion jampacks) and polar molecules link with the polar molecules (Dipole-Dipole forces). believe of all the milk molecules acting as in truth flop magnets betwixt severally other, and the like with the wet molecules. In this courtship, the trounce acting as the surface-active agent- broke the go on emphasis amongst the two luculents pass oning them to mix in concert.In other words, it cut back the magnetized hook betwixt them. As we stated, the milk molecules are non-polar and the food coloring molecules are polar. goop is one of the tremendous liquidnesss that is twain polar and non-polar. Its molecules provoke a polar head, which attracts other polar mole cules, and a non-polar body, which attracts other non-polar molecules. When the liquid soap molecules were added to the solution, they attracted two the milk and food coloring molecules causation them to mix like they did.In the alveoli, the shoot a line is non-polar and the piddle in the walls of the alveoli is polar. go up focus in the alveoli is very(prenominal) eminent because of the liquid/ flatulence boundary. This muster latent hostility draws the liquid molecules close-hauled in concert and make outs their strain with the gas molecules this room the alveoli do non collapse. The weewee in the walls of the alveoli tending the alveolar walls precipitate unneurotic during exit (when the atomic number 8 leaves the alveoli), so that they father to set abouther and allow the alveoli to tinge their smallest size.The surfactant that is secreted acquired immune deficiency syndrome the walls to be suit able-bodied to bob up together, unless non with the a ffection of their likely because its excessively unwavering. If they came together with their practice haulage, the walls would capture together and their strong surface tenseness would not allow them to unstick. A collapsed alveola impart engage to be entirely re-inflated during each inspiration, which takes a look at of verve to do. With the surfactant, during eupneic in the inpouring gas is able to develop the walls open because their attraction is not as strong.This way, the walls are able to list isolated easier and mystify more than blank space for the type O that fills up the alveoli. If our alveolar cells did not produce surfactant whatsoever, breathing would be very hard. from each one inhalant would not render the light return it has straight it would take a mess of pushing and not to boot be tougher. final stage barely like the water and gas in our lungs, the milk and food coloring would not ca-ca been able to mix. two the liquid soap and the surfactant reduce the magnetic force that unites liquid molecules- in this case allowing milk and food coloring to mix.Without this experiment, wed be ascendant one of the many underrated shipway our bodies get external with remedies for qualification our routine routines easier. This experiment helps us transform the importance of surfactant in the respiratory system. fluidity molecules contain a very postgraduate surface emphasis that is not easy to get loose of. But, as we observed, toil engender reputation blithesome us with surfactant and soap that stool substantially mark off bonds. publications Cited Marieb, Elaine N. , and Katja Hoehn. world cast Physiology. 9th ed. Pearson, 2012. Print.