ANSC 222 Final Exam

Important People

100

Professor from CSU, published several books on animal ethics.

Who is Dr. Bernie Rollins?

200

Austic Professor at CSU who created innovative livestock handling systems (mostly for cows), increased animal welfare with new systems. Spiral cattle tub. 

Who is Dr. Temple Gradin? 

300

Professor at UC Davis. Discussed several occurrences of waterborne illness, Cryptosporidia, and Giardia. Studied the main source of microbial contaminations. 

Who is Dr. Atwill?

400

PetSmart. Animal welfare work. 

Who is Dr. Jamison?

Unit 4

100

Mechanization, fossil fuels, biotechnology, and global markets. 

What are the driving factors behind the industrialization of agriculture? 

200

1. Tyson Foods Inc. 2. JBS USA LLC. 3. Cagill Meat Solutions 4. National Beef Packing Company

What is the ranking of the largest beef packers?

300

Increase in branded products, increase in retail promises to suit customer needs, and conservation easements. 

What are the factors that cause changes in the beef industry?

400

Gestation cages, tail docking (dairy cows), lack of vet care, harvesting "downer cows." 

What are the ethical issues relating to the livestock industry?

500

The state of an individual animal in relation to its environment that can be measured by metabolism and hormones. 

What is animal welfare?

Unit 5

100

Has more myoglobin (which carries oxygen to the tissues) than white meat does.

What is the difference between red and white meat?

200

The usual clinical sign of atherosclerosis (the #1 cause of death in the US).

What is Coronary Heart Disease?

300

Leaner beef and reduced fat content.

What are some trends in animal products?

400

A severe neurological disorder, ending in death. Degereration of the nervous tissue in the brain.

What is Bovine Spongiform Encephalopathy (BSE)?

500

Scrapies in sheep, chronic wastings in deer, Creutzfeldt-Jakob disease (CJD) in humans, and Kuru (common with cannibalism) in humans. 

What are the other forms of transmissible spongiform encephalopathy (TSE)?

Unit 6

100

Ruminants can live off low-quality forage and are hardy animals that can adapt to the arid rangelands. 

Why are ruminant livestock species suited to the Western US?

200

Economic sustainability, Ecological Sustainability, Social Acceptability. 

What are the three aspects of sustainable rangeland production?

300

6CO₂ + 6H₂O --> C₆H₁₂O₆ + 6O₂

What is the equation for Photosynthesis?

400

Defoliation removes the plant's ability to complete photosynthesis, and it is managed with grazing management practices such as rotational grazing, continuous grazing, deferred rotational grazing, and patch grazing. 

Why is deforestation important, and how do we manage it?

500

Eat grass, the whole plant, 20-30% of the rumen/reticulum is their body weight, 2-3 grazing bouts per day, lots of time spent ruminating, high tolerance of high fiber plants, 36-96 hours of ruminal retention time, and low ruminal papillae surface area. 

What are the dietary habits of bulk grazers?