专业英语试题.ppt

QUIZ (Cattle) 1) What part of the cows back lies between the withers and the middle of the back? -Chine 2) In reference to milk quality, what does the acronym CMT stand for? - California Mastitis Test 3). Why is it a recommended practice to dip the teats in a special solution following milking? - To prevent mastitis 4) What is the term used to refer to animals that we think of as having four stomachs, but in reality they have only one true stomach, the abomasum, and three fore or pre stomachs? -Ruminants 5) What is given to a cow to help prevent hardware disease? -Magnet 6) What disease are you trying to prevent by giving a cow a magnet? -Hardware Disease 7) Name the hormone involved in the milk letdown process? -Oxytocin 8) What is the name of the hormone that is produced when a cow is frightened and/or upset and interferes with the milk let down? - Adrenaline or epinephrine 9). In AI breeding where in the reproduction tract, should semen be deposited? -Uterine body 10). A cow has lesions on her hoofs and mouth, what disease does she have? - Foof and Mouth Disease 11). What is the average gestation period, in days, for a Holstein cow? -280 days (+/- 5 days) 12). Most culling on dairy cows is due to what? -Reproduction problems 13). What is digital dermatitis? -Warts 14). What is a benchmark for an age of first calving? -22-24 months 15). What chamber of the ruminant stomach is referred to as honeycombed? -Reticulum 16). Feeding proper rations during the summer is important for both cow comfort and maintaining milk production. Which nutrient is most important during the summer months? -Water 17). What is the age range when calves should be vaccinated for Brucellosis? -4-10 months 18). What is the first milk from a cow that has freshened called? - Colostrum 19). What is a common name for calf diarrhea? -Scours 20). What is the cause