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Each week a new question about swine with the possibility of answering questions from previous weeks.

What is the "common mucosal immune system"?

That the mucosal surfaces located in certain areas of the organism provide better immunity
That the immune system of all animals from the same species has common elements
That if an antigen comes into contact with a specific mucosal surface, an immune response is given to mucosal surfaces from other distant areas

See a clue in the article The immune system and the immunity in swine: general features

Questions

29-Mar-2017 Comparing females and barrows in the fattening unit, the expected results are: 39% correct

22-Mar-2017 The leading value destination for U.S. pork exports in 2016 was: 33% correct

15-Mar-2017 A commercial vaccine based on a specific App serotype isolated in Europe ¿would it confer protection against the same serotype isolated in Asia? 38% correct

08-Mar-2017 The three main destinations for European pork exports in 2016 were, in this order: 36% correct

Random questions

25-Sep-2024 What could happen if a pig consumed a high level of pyrrolizidine alkaloids? 58% correct

22-Feb-2023 Which of these axes is NOT involved in the relationship of stress to the immune system? 49% correct

15-Sep-2021 How does sunflower meal compare to soybean meal? 83% correct

25-Sep-2012 In year 2011, how many pigs were slaughtered in the EU?: 40% correct

Easy questions

07-Aug-2024 What does the acidification of slurry do? 76% correct

21-Aug-2024 Which statement is true of PCV2 vaccines? 72% correct

18-Dec-2024 Can vibrations affect semen dose quality? 98% correct

10-Jun-2020 In China, most of the reported ASF outbreaks at the beginning of the year were attributed to: 83% correct

Difficult questions

30-May-2019 A possible use of probiotics in sows is 27% correct

01-Apr-2014 What improves profitability most according to a recent study in US? 26% correct

07-Oct-2015 Is PED a notifiable disease in Europe? 25% correct

25-May-2016 Which of the following viruses has a lower ratio of transmission? 26% correct