Theory question 106
Digestive System of Farm Animals(a) State four functions of blood in sheep. (b) (i) What are pseudoruminants? (ii) Give two examples of pseudoruminants. (c) Give three activities that should be carried out to ensure the survival of a newborn lamb. (d) Name three organs associated with the circulatory system of a goat.
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(a) Any four: carries oxygen and carbon dioxide; carries digested food to the cells; carries wastes to the excretory organs; carries hormones; distributes heat/regulates temperature; fights infection (white cells, antibodies); clots to stop bleeding
(b)(i) Pseudoruminants are herbivores that have a simple stomach but digest fibre with the help of microbes in a large caecum (or a three-chambered stomach), without true rumination
(ii) Any two: horse; rabbit; donkey; guinea pig; camel (three-chambered stomach)
(c) Any three: clear mucus from the nose and mouth so it can breathe; cut, tie and disinfect the navel; make sure it sucks colostrum early; keep it warm and dry; allow the ewe to lick it; foster it if the ewe rejects it
(d) Any three: heart; arteries; veins; capillaries; blood; spleen
Give short, distinct points.