1. Quiz 1 Flashcards
Which of the following nutrients is needed in the largest quantity?
Water
Humans and livestock primarily meet their water requirements by consuming _____.
Free water
Which of the following would be considered an insensible source of water loss?
Urine, feces, lactation, perspiration
Perspiration
(T/F) An animal under heat stress will increase their water consumption. An animal under cold stress will increase their water consumption.
True
(T/F) An animal entering a lactation phase will increase their water consumption
True
(T/F) Less than 500 ppm total dissolved solids in drinking water is considered “ideal” for all livestock and poultry
True
(T/F) Less than 1,000 ppm total dissolved solids in drinking water is considered “safe” for all livestock and poultry
True
(T/F) Dehydration is typically the primary reason for death in newborn and young livestock.
True
Which of the following layers of the digestive tract are in contact with the digested feed?
Mucosa, submucosa, serosa, mesentery
Mucosa
Which of the following can have a significant neurotoxic effect when consumed in water?
Cyanobacteria
Mammalian auto-enzymatic digesters may produce which two enzymes in their saliva? Choose the two correct enzymes.
Salivary amalyse and lingual lipase
(T/F) Allo-Enzymatic digesters primarily utilize bacterial derived enzymes to digest the bulk of their meals.
True
Which region of the simple stomach of monogastric are most prone to ulcers?
Esophageal region
Which section of the digestive tract is the most active site of mammalian derived enzymatic nutrient digestion?
Duodenum
Which section of the digestive tract is the most active site of nutrient absorption?
Jejunum
