AnS 319: Nutrition Exam 2 2025/2026
Exam Questions and Answers | 100%
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What is the only type of carbohydrate that can be absorbed in the small
intestine? - 🧠ANSWER ✔✔monosaccharides
Sucrose -> - 🧠ANSWER ✔✔sucrase
glucose + fructose
Maltose -> - 🧠ANSWER ✔✔maltase
glucose + glucose
think molasses
Lactose -> - 🧠ANSWER ✔✔lactase
glucose + galactose
What animals do not secrete sucrase? - 🧠ANSWER ✔✔ruminants
What animal does not secrete lactase? - 🧠ANSWER ✔✔poultry
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,Do newborns have a full component of brush-border enzymes? -
🧠ANSWER ✔✔Yes, but lactose is the only enzyme present in high enough
quantities to be functional
Where is there little carbohydrate absorption? - 🧠ANSWER ✔✔stomach
and large intestine
What type of transport is used for glucose and galactose? - 🧠ANSWER
✔✔active transport
What type of transport is used for fructose? - 🧠ANSWER ✔✔facilitated
transport
What type of transport used for carbohydrate requires energy? (ATP) -
🧠ANSWER ✔✔active transport (glucose and galactose)
What is the relative rate of digestion for the different types of carbohydrates
in the rumen? - 🧠ANSWER ✔✔sugars- minutes
starch- hours
Cellulose/hemicellulose- days
lignin- never!
One glucose can produce - 🧠ANSWER ✔✔2 acetate + CO2 + CH4 + heat
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
,2 propionate + water (most efficient!)
1 butyrate + CO2 + CH4
What is the use of the VFA acetate? - 🧠ANSWER ✔✔energy
fatty acid synthesis
What is the use of the VFA propionate? - 🧠ANSWER ✔✔energy
gluconeogenic- glucose synthesis
What is the use of the VFA butyrate? - 🧠ANSWER ✔✔energy
rumen epithelial cells convert to ketone (beta hydroxybutyrate)
Do monogastrics or ruminants have less fluctuation in blood glucose
levels? - 🧠ANSWER ✔✔ruminants
Salivary amylase - 🧠ANSWER ✔✔Ruminants- none
non-ruminants
primates- high
pigs-moderate
carnivores- low
Pregastric fermentation - 🧠ANSWER ✔✔Ruminants- high
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 3
STATEMENT. ALL RIGHTS RESERVED
, Non-ruminants- zero in most cases
Gastric - 🧠ANSWER ✔✔ruminant- very low
non-ruminant- very low
Pancreatic amylase in small intestine - 🧠ANSWER ✔✔ruminant- moderate
non-ruminant- high
Glucose absorption from small intestine - 🧠ANSWER ✔✔ruminant- zero to
low
non-ruminant- high
Post small intestine carbohydrate digestion - 🧠ANSWER ✔✔ruminant- low
non-ruminant- low to high
What organ/tissue does not require insulin to uptake glucose? - 🧠ANSWER
✔✔liver
What are the three main uses of glucose? - 🧠ANSWER ✔✔1. energy
source for cells
2. muscle glycogen
3. Fat synthesis if in excess of needs
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 4
STATEMENT. ALL RIGHTS RESERVED
Exam Questions and Answers | 100%
Pass
What is the only type of carbohydrate that can be absorbed in the small
intestine? - 🧠ANSWER ✔✔monosaccharides
Sucrose -> - 🧠ANSWER ✔✔sucrase
glucose + fructose
Maltose -> - 🧠ANSWER ✔✔maltase
glucose + glucose
think molasses
Lactose -> - 🧠ANSWER ✔✔lactase
glucose + galactose
What animals do not secrete sucrase? - 🧠ANSWER ✔✔ruminants
What animal does not secrete lactase? - 🧠ANSWER ✔✔poultry
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 1
STATEMENT. ALL RIGHTS RESERVED
,Do newborns have a full component of brush-border enzymes? -
🧠ANSWER ✔✔Yes, but lactose is the only enzyme present in high enough
quantities to be functional
Where is there little carbohydrate absorption? - 🧠ANSWER ✔✔stomach
and large intestine
What type of transport is used for glucose and galactose? - 🧠ANSWER
✔✔active transport
What type of transport is used for fructose? - 🧠ANSWER ✔✔facilitated
transport
What type of transport used for carbohydrate requires energy? (ATP) -
🧠ANSWER ✔✔active transport (glucose and galactose)
What is the relative rate of digestion for the different types of carbohydrates
in the rumen? - 🧠ANSWER ✔✔sugars- minutes
starch- hours
Cellulose/hemicellulose- days
lignin- never!
One glucose can produce - 🧠ANSWER ✔✔2 acetate + CO2 + CH4 + heat
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
,2 propionate + water (most efficient!)
1 butyrate + CO2 + CH4
What is the use of the VFA acetate? - 🧠ANSWER ✔✔energy
fatty acid synthesis
What is the use of the VFA propionate? - 🧠ANSWER ✔✔energy
gluconeogenic- glucose synthesis
What is the use of the VFA butyrate? - 🧠ANSWER ✔✔energy
rumen epithelial cells convert to ketone (beta hydroxybutyrate)
Do monogastrics or ruminants have less fluctuation in blood glucose
levels? - 🧠ANSWER ✔✔ruminants
Salivary amylase - 🧠ANSWER ✔✔Ruminants- none
non-ruminants
primates- high
pigs-moderate
carnivores- low
Pregastric fermentation - 🧠ANSWER ✔✔Ruminants- high
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 3
STATEMENT. ALL RIGHTS RESERVED
, Non-ruminants- zero in most cases
Gastric - 🧠ANSWER ✔✔ruminant- very low
non-ruminant- very low
Pancreatic amylase in small intestine - 🧠ANSWER ✔✔ruminant- moderate
non-ruminant- high
Glucose absorption from small intestine - 🧠ANSWER ✔✔ruminant- zero to
low
non-ruminant- high
Post small intestine carbohydrate digestion - 🧠ANSWER ✔✔ruminant- low
non-ruminant- low to high
What organ/tissue does not require insulin to uptake glucose? - 🧠ANSWER
✔✔liver
What are the three main uses of glucose? - 🧠ANSWER ✔✔1. energy
source for cells
2. muscle glycogen
3. Fat synthesis if in excess of needs
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 4
STATEMENT. ALL RIGHTS RESERVED
