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Ernæring

Ernæring af hest

QuestionAnswer
Hvorfor skal hesten helst æde alle sine vågne timer? Fordi den har en lille ventrikel som udskiller saltsyre kontinuerligt, så tyggeaktiviteten er vigtig for produktionen af bikarbonat. Faste hos heste (mere end 4 timer) disponerer det for mavesår.
Hvilken del af tarmsættet har størst volumen hos en hest? Bagtarmen = tyktarm og blindtarm.
Hvilken kortkædet fedtsyre er hestens primære? Acetat.
Hvorfor har heste svært ved at fordøje stivelse sammenlignet med grise f.eks.? Fordi heste næsten ikke udskiller noget alfa-amylase i deres spyt.
Hvad skal ca:ph forholdet være hos heste? 2:1
Hvad skal zink:kobber forholdet være hos heste? 3:1
Hvilken foderenhed bruges til heste? FEkvæg = brændværdien af 1 kg byg
Hvorfor er det bedre at give ens hest pelleteret foder fremfor müsli? Da man så er sikker på at næringsindholdet er det samme for hver portion.
Hvor meget stivelse må en hest få pr dag? Max 2 g stivelse pr kg kropsvægt pr dag
Hvor meget olie må hesten få pr dag? Max 2 g olie pr kg kropsvægt pr dag
Hvor meget grovfoder skal hesten have pr dag? Mindst 1,5 kg TS i grovfoder pr 100 kg hest pr dag
Hvorfor skal majs og byg helst varmebehandles før man giver det til sin hest? Fordi hesten ikke er så god til at bearbejde stivelse, pga. at den kun har en lille mængde amylase i spyt+pancreassekret.
Hvor meget grovfoder kan hesten spise pr dag? Max 2,5 -3% af sine egen kropsvægt i TS pr dag.
Hvad sker der hvis en hest fodres med for meget stivelse? Tyndtarmen vil ikke kunne absorbere nok og der vil gå meget stivelse videre til bagtarmen, her fermenteres det og danner laktat. pH falder og der kommer endotoksiner ud i blodet --> laminitis.
Hvornår dannes der mest laktat i musklerne - ved fodring med grovfoder eller kraftfoder? Kraftfoder
Hvilket giver mest stabilt blodsukker - kraftfoder først og grovfoder bagefter eller omvendt? Omvendt.
Created by: IdaH
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