Final Exam Flashcards
(25 cards)
What is a major role of trypsin inhibitor and gossypol in plant tissues?
Provide defense for plants
Which anti-nutritional compound has gallic acid and flavones as the base unit and binds to dietary proteins interferring the functions of digestive enzymes in the gastrointestinal tract of animals?
Tannin
Which anti-nutritional compound is polyphenolic aldehyde with yellow pigment inhibiting cellular dehydrogenase which is highly toxic to cells?
Gossypol
Which anti-nutritional compound is glycoprotein present in legume seeds and usually binds to receptors on the surface of enterocytes causing systematic effects and interferring enterocyte integrity?
Lectin
What is the major component of goitrogen?
Glucosinolate
Which mycotoxin is produced by Fusarium graminearum causing reduced feed intake, gut irritation, and even vomiting and this called vomitoxin?
Deoxynivalenol
Which mycotoxin is produced by Fusarium graminearum possessing estrogenic effects on mammals mimicking the function of estrogen and cause rectal and vaginal prolapse, irregular estrous cycles, and increased abortion rate?
Zearalenone
Which mycotoxin can be generated by both field fungi and storage fungi with negative impacts on animals by reducing feed intake, reducing growth, causing liver disease, suppressing immune system, and even causing death?
Aflatoxin
Which mycotoxin causes kidney damage and gastric ulceration and also is transferred through meat products causing concerns with consumers?
Ochratoxin
What group(s) are mainly involved in collagen formation?
Vitamin C and copper
Niacin ___ function as antioxidants
does not
Folic acid ___ involved in energy metabolism
is not
Which group is mainly involved in blood clotting?
Cobalamin and cobalt
Which vitamins include sulfur in their structure?
Biotin and thiamin
Which vitamin is directly involved in lipid metabolism as a part of coenzyme A?
Pantothenic acid
Which vitamin is directly involved in protein metabolism and also called the “amino acid vitamin”?
Pyridoxine
Which vitamin can be synthesized in animals?
Niacin
Which group is mainly involved in bone formation?
Cholecalciferol and calcium
Which vitamins are mainly involved in single carbon transfer (or also called methyl transfer)?
Cobalamin and folic acid.
Which minerals are mainly involved in red blood cell formation thus preventing anemia?
Fe, Cu, Co
Examples of macro minerals are:
Potassium, sulfur, magnesium
What is an ideal ratio of Ca:P in feed to encourage bone formation?
2:1
Mycotoxins are :
invisible, odorless, have a small molecular weight. Do NOT have a bitter taste.
Flatulence producing factors in feed when fed to animals
cause discomfort and nausea, cause rapid gas production in hind gut, reduce nutrient digestibility in upper gut.
