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TAMU FEEDS Exam 1 summer Questions and Answers
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TAMU FEEDS Exam 1 summer
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TAMU FEEDS Exam 1 summeranimal products (CHO) - answer high in CHO
plant products (CHO) - answer low in CHO
pig: fiber CHO breakdown - answer-limited fermentation in LI
-passive absorption of VFAs
horse: fiber CHO breakdown - answer-lots of fermentation in LI
-fermentation to sugar
-convert to and passive absorption of VFAs
cow: fiber CHO breakdown - answer-lots of fermentation in stomach
-fermentation to sugar
-convert to VFAs
-passive absorption of VFAs
-limited ferm. in LI
-passive absorption of VFAs
pig: starch CHO breakdown - answer-ED in the SI
=active transport of sugar from SI lumen
-limited ferm. in LI
=passive absorption of VFA
horse: starch CHO breakdown - answer-ED in the SI
=active transport of sugar from SI lumen
-limited ferm. in LI
=passive absorption of VFA
cow: starch CHO breakdown - answer-lots of ferm. in stomach
=to sugar
=convert to VFAs
=passive absorption of VFAs
-limited ED to sugar
=active transport of sugar from SI lumen
-limited ferm. in LI
=passive absorption of VFAs
pig: protein breakdown - answer-ED in SI
=to AA
=active transport from SI lumen
,horse: protein breakdown - answer-ED in SI
=to AA
=active transport from SI lumen
cow: protein breakdown - answer-lots of ferm. in stomache
=to AA & NH3
=NH3 to MP
-ED in SI
=MP & UDP to AA
=active transport from SI lumen
-limited ferm. in LI
pig: lipid breakdown - answer-limited ED
=to LCFA & glycerol
=absorption from SI lumen
-limited ferm.
horse: lipid breakdown - answer-limited ED
=to LCFA & glycerol
=absorption from SI lumen
-limited ferm.
cow: lipid breakdown - answer-lots of ferm.
=to LCFA & glycerol
=glycerol to VFA
=biohydrogenation of unsat. to sat. LCFA
-limited ED
=to LCFA & glycerol
=absorption from SI lumen
-limited ferm. in LI
pig digestive system %'s - answerstomach- 29%
SI- 35%
cecum- 7%
LI- 29%
horse digestive system %'s - answerstomach- 8%
SI- 27%
cecum- 18%
LI- 47%
cow digestive system %'s - answerrumen- 68%
SI- 20%
cecum- 8%
LI- 9%
, rumen consists of - answerpapillae
reticulum consists of - answerepithelial lining forms honey-comb cells
omasum consists of - answerlongitudinal folds
water supports (2) - answer-metabolism
-temp. regulation
3 sources of water - answer-drinking water
-water in feed
-metabolic water
main storage form of plants - answerCHO
C:H:O ratio - answer1:2:1
CHO are ____ to _____ % of DM of typical feeds - answer50 to 80%
hexoses (6 C sugars) (4) - answer-glucose
-fructose
-galactose
-mannose
pentoses (5 C sugars) (2) - answer-arabinose
-xylose
disaccharides (4) - answer-sucrose
-lactose
-maltose
-cellobiose
sucrose is - answerglucose and fructose
lactose is - answergalactose and glucose
maltose is - answerglucose and glucose
maltose type of glucosidic linkage - answeralpha
cellobiose is - answerglucose and glucose
cellobiose type of glucosidic linkage - answerbeta
CHO- polysaccharides (6) - answer-araban
-xylan
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