Samenvatting Stofwisseling I | Overzicht koolhydraten, eiwitten, vetten, vitamines en mineralen
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Course
Stofwisseling I
Institution
Universiteit Utrecht (UU)
Book
Medical Physiology
Digestie, opname en verwerking van koolhydraten, eiwitten, vetten, vitamines en mineralen in schematische overzichten uit de stof van alle onderwijsvormen van stofwisseling I.
Test Bank For Medical Physiology, 3rd - 2017 All Chapters - 9781455743773
Class notes BIO413 Medical Physiology
Class notes BIO413 (bio5413) Medical Physiology med phys notes
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Universiteit Utrecht (UU)
Geneeskunde
Stofwisseling I
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Stofw I
Koolhydraten Eiwitten
40 tot 70 % van calorieën moet hieruit bestaan 1 Dierlijke eiwitten 1 Di
Voedsel 2 Plantaardige eiwitten 2P
! 0,8 g/kg lichaamsgewicht !V
Mondholte α-amylase Ling
Maag α-amylase minder werkzaam Chief cells vormen pepsinogeen → pepsine o.i.v. HCl Maa
α-amylase → verbreekt 1,4-verbindingen 1 Trypsinogeen 1 Ch
2 Chymotrypsinogeen 2P
3 Proelastase 3P
Pancreas Productie cholecystokinine (CKK) 4 Procarboxypeptidase A
(Duodenum) → geregeld door secretine 5 Procarboxypeptidase B
Afbraak
Productie cholecystokinine (CKK)
→ geregeld door secretine
Enterokinase activeert trypsinogeen →trypsine activeert zichzelf en 1G
Duodenum andere 4 enzymen 2P
vet
Ileum M-cellen in Peyer’s Patches: hele eiwitten
1 Lactase → lactaat
Brush
2 Glucoamylase → glucose
border
3 Isomaltase = α -dextrinase → maltose
Dunne darm
(= disacharide) verbreekt 1,4-verbindingen
Glucose en galactose: SGLT1 Losse aminozuren: symport Na+ 1G
Fructose: GLUT5 Di-, tri- en tetrapeptiden: symport H+ Tra
Apicaal
Enterocytaire
Kleine peptiden: pinocytose (neonataal) 2C
membraan
Opname
bew
Intracellulaire peptidasen breken di-, tri- en tetrapeptiden af 1G
Enterocyt 2R
3G
Basolateraal GLUT2 Naa
Lever: Circulatie in bloed, geen opslag 1 VL
Opname cellen 1 Glycolyse blo
2 Glycogeensynthese 2 Le
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