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week 2 day 2 lecture notes, Summaries of Physiology

week 2 day 2 lecture notes summary

Typology: Summaries

2023/2024

Uploaded on 10/09/2023

jaydave-patel
jaydave-patel 🇺🇸

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‘The migrating motility complex sweeps the intestine clean between meals. Swnalh intesti ity During periods of short fasting, when most of the meal has ten ode, SS ca : vssgoe mat ati Inn seein cesnctons © ich habe + Chuming, 4 papulsion © Fong shave ceo and ae ele bythe migting mot complex IMC) o“ntial housheeper ality The MMC ees Cunaees pep 16 Orecent DINE: cagoeg ster toapen ‘through the following phases in a repetitive pattern about every” to pace eatat Rem Tamng) as long as a person is fasting: suylotech by VOL; vohith celense, motlin 1. Phase I: A long period lasting about 40 to 60 minutes of relative quiet with very few contractions 2. Phase I: A20- to 30-minute period with some peristaltic contractions, with the time varying between contractions 3. Phase IT: The shortest phase, wher intense peristaltic contractions begin inthe upper stomach and propagate (mi sgrte) through tothe end of the small intestine. The contrac tions rhythmically repeat for Sto 10 minutes. During this pe "od, the pyloric sphincter relaxes and opens completely. _ The motor activity of the MMCis thought to sweep any remnants _ Toward the G6lon) just like a good “intestinal housekeeper” If ren nr ec a Se ee hoginning aguin at Phase 1. While fasting = Suduted, Que rnptility] | = seen w diabedies 4 idlonts "he MMC is regulated between meas by the Tormone moiin whichis crete during the unfed tate by Trratenant cxthemein (aime wen gles) with a mea takes over. Motlin release sinhubited by feeding. WREAINE Contains undtizgsrect Rook 4 liguil Lege tate me Procanal Disteh talon no dishnation bon. Fa 4 Foskec shes a fenepapalacutminig ALL DRY Casues pap 16 Grssent to prvot impaction) Nias Reais ~2 pee day im peunal tion; Ix pe da} in distal clon \npactions physcally unable to pres pap threugh Calon o& eeblum be. FS foo Ary Constipation = | Fee 3 see Seecrech only When eating Ne paierch els, Shonnaeh ALIA: ccs cc a baer 40 prevent bacteria Bronn quiing 46 small techie, digestion ccaucs in Sail intestine esophagus Eaaghags LES { Recah Wis 1% Soot © “) saxa thy elon a dana duodenum dishal shemach (Netaven) ‘major curvature Rlocus