Applied Animal Nutrition - Quiz 4 Part 1
Which species of animal is at greatest risk for an iron deficiency?
-Newborn pigs
Name 3 functions of calcium. What should the ratio of Ca to P be?
-Bone and teeth formation -Blood coagulation -Muscle contraction -1:1 but 2:1 preferred
Which mineral combines with H to form a gastric juice involved with digestion?
-Chlorine
Name 2 minerals that may become required.
-Chromium -Silicon -Aluminum -Arsenic -Nickel -Tin -Vanadium -Cadmium
Which mineral is involved with synthesis of B12 in the rumen?
-Cobalt
What is osteomalacia?
-Common in older animals -Bones become soft and break
What is rickets?
-Common in young animals -Bone become soft and deformed -Bowed legs
Name 3 deficiencies of potassium.
-Decreased feed consumption & efficiency -Slow growth -Muscle cramps
Which mineral is important in protecting teeth against decay?
-Fluorine
Name 3 deficiencies of selenium.
-Heart failure and paralysis -Liver necrosis (pigs) -Muscle dystrophy
Symptoms of parakeratosis in pigs.
-Mange -Skin thickens, cracks -Loss of hair
What is a macromineral? Name them.
-Mineral present/needed in large amounts -Chlorine -Calcium -Phosphorus -Sodium -Magnesium -Potassium -Sulfur
Which mineral stimulates microbial activity in the rumen?
-Molybdenum
What is milk fever?
-Occurs early in lactation period when there is a drain on body Ca reserves for milk production -Ca levels drop loss of energy -Cure: injected calcium salts into blood
When does grass tetany occur in cattle. Name 3 symptoms.
-Occurs when graze cereals and forages or lush pastures -Twitches occur -Very excitable -Fall down
Name 2 deficiencies of manganese.
-Poor growth -Delayed estrus, reduced ovulation, abortion
Which minerals are involved with osmotic balance and acid-base balance?
-Potassium -Sodium -Chlorine
What is a trace mineral (micromineral)? Name them.
-Present at low levels -Cobalt -Copper -Iron -Fluorine -Iodine -Manganese -Molybdenum -Selenium -Zinc
Name 3 deficiencies of phosphorus.
-Rickets (young) -Osteomalacia (old) -Depraved appetite
Symptoms of parakeratosis in cattle.
-Stiff -Swollen in joint area -Poor performance
What occurs when there is low copper and high molybdenum in the animal body?
-Teart (excess scouring)
True of false - Potassium is abbreviated as P.
False
True or false - All minerals are absorbed in the stomach.
False
True or false - A depraved appetite is when animals chew on wood and other inappropriate objects.
True
True or false - Excess phosphorus to calcium may cause kidney stones.
True
True or false - Magnesium plays a role in bone formation.
True
True or false - Trace mineralized salt blocks are a good supplement for the trace minerals.
True