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ANSC 201 Practice Exam 2
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ANSC 201 Practice Exam 2
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ANSC 201 Practice Exam 21g of fat contains ____ times more energy than a gram of carbohydrates or proteins. -
ANS-2.25
50g of dry grease wool undergo scouring. If the weight of the clean wool is 40g after
drying, what is the percent shrinkage?
A. 10
B. 20
C. 40
D. 60
E. 80 - ANS-B. 20
According to the video shown in class, why are hairballs considered undesirable in
ruminants and other animals. - ANS-They take up space which decreases the amount
of food an animal can hold in its GI tract. (restricts gut fill)
Along with providing feed for them, list 2 things or conditions that the host animal
provides for the rumen microbes to survive and thrive. - ANS-pH, temperature,
digestion, remove waste
Contrast the breakdown and absorption of starch and cellulose in the pig, horse, and
goat. Indicate the main structures where starch and cellulose are broken down and
absorbed for each animal and also indicate what end product(s) are absorbed into the
bloodstream for each animal from this breakdown. Also indicate what (if anything) is
excreted by each animal when digesting this starch and cellulose. - ANS-
Contrast the disease-causing methods of action of protozoa and bacteria. -
ANS-protozoa - single celled, larger than bacteria, host specific, damage digestive tract,
hinder digestion and absorption
bacteria - single celled, shape, size, host specifity, pathogenicity, damage host cells with
toxins
Explain why we typically do not have to add B-complex vitamins to ruminant rations. -
ANS-they make it
Face flies are often responsible for spreading the eye disease called ______ in animals.
- ANS-pink eye (conjunctivitis)
, How many microminerals (trace minerals) appear on the following list?
iron, magnesium, zinc, sulfur, chlorine
A. 1
B. 2
C. 3
D. 4
E. 5 - ANS-D. 4
In lab 5 (meat), the Warner-Bratzler test indicated the ____ of the meat. -
ANS-tenderness
In the proximate analysis system, nitrogen-containing compounds would most likely be
included under which category? - ANS-Crude Protein (CP)
In the proximate analysis system, which category includes sugars and starches? -
ANS-Nitrogen Free Extract (NFE)
List in proper sequence the names of the anatomical structures of the digestive tract
that a mouthful of feed will pass through the sheep until the undigested residue is
excreted. - ANS-- mouth
- pharynx
- esophagus
- rumen
- reticulum
- omasum
- abomasum
- duodenum
- jejunum
- ileum
- cecum
- colon
- rectum
- anus
Paragraph 1/4: Non-ruminants such as swine and poultry have fairly simple digestive
systems. In pigs, the mouth is the first part of the digestive tract. The technical names
for the functions of the pig's mouth include prehension, ensalivation, ___________, and
bolus formation. From the mouth, food travels through the structure called the _____,
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