Question 1 Marks: 1 Cattle suffering from thiamine deficiency develop a muscular tetany that results in their falling to the ground in a position described as: Choose one answer. a. resting b. curling c. "Stargazing" d. twitching Correct Marks for this submission: 1/1. Question 2 Marks: 1 Bones mineralize with Ca up through which age? Choose one answer. a. 20's b. 30's c. 40's d. 50's Correct Marks for this submission: 1/1. Question 3 Marks: 1 What percentage of the body's iron is located in the red blood cells? Choose one answer. a. 12% b. 60% c. 1% d. 20% Correct Marks for this submission: 1/1. Question 4 Marks: 1 Turkeys have a greater requirement for biotin than chickens: Answer: True False CorrectMarks for this submission: 1/1. Question 5 Marks: 1 Nicotine adenine dinucleotide phosphate is usually considered to serve as a cofactor in _____________ types of reactions within the body: Choose one answer. a. anabolic b. catabolic c. hydrolysis d. transamination Correct Marks for this submission: 1/1. Question 6 Marks: 1 Protons are generated for Na transport by the enzyme: Choose one answer. a. pyruvate dehydrogenase b. methylmalonyl COA reductase c. carbonic anhydrase d. lactate dehydrogenase Correct Marks for this submission: 1/1. Question 7 Marks: 1 Which structural compounds have sulfates as a component? Choose one answer. a. chondroitin sulfate b. triglycerides c. sulfated gangliosides d. chondroitin sulfate and sulfated gangliosides Correct Marks for this submission: 1/1. Question 8 Marks: 1 Thiamine is transported into the intestines through: Choose one answer. a. active transport at low concentrations / passive transport at high concentrationsb. passive transport at low concentrations / active transport at high concentrations c. facultative transport d. passive transport at low concentrations / active transport at high concentrations and facultative transport Correct Marks for this submission: 1/1. Question 9 Marks: 1 Niacin absorption from the intestinal tract is via active processes at both high and low concentrations: Answer: True False Correct Marks for this submission: 1/1. Question 10 Marks: 1 Which of the following is NOT a micromineral? Choose one answer. a. Se b. F c. Zn d. Mg Correct Marks for this submission: 1/1. Question 11 Marks: 1 Macrominerals are classified as those minerals found in the body greater than 5 grams: Answer: True False Correct Marks for this submission: 1/1. Question 12 Marks: 1 Ca is involved in blood clotting: Answer: True False Correct Marks for this submission: 1/1. Question 13 Marks: 1 Which of the following is a more bioavailable form of iron? Choose one answer. a. Fe+2b. Fe+3 c. Fe+1 d. heme Correct Marks for this submission: 1/1. Question 14 Marks: 1 Fe is maintained in a reduced state in the synthesis of hydroxyproline from proline. Answer: True False Incorrect Marks for this submission: 0/1. Question 15 Marks: 1 Fish can synthesize vitamin C within the body: Answer: True False Correct Marks for this submission: 1/1. Question 16 Marks: 1 Therapeutic chelates are usually administered intravenously and irreversibly bind target toxic heavy metals: Answer: True False Correct Marks for this submission: 1/1. Question 17 Marks: 1 Na toxicity in humans is observed: Choose one answer. a. in persons at high altitudes b. in persons living in hot climates c. in persons living north of the equator d. in persons stranded at sea whom consume salt water Correct Marks for this submission: 1/1. Question 18 Marks: 1Parenteral administration of riboflavin can be toxic to the kidneys: Answer: True False Correct Marks for this submission: 1/1. Question 19 Marks: 1 Naturally occurring riboflavin deficiency is routinely reported in the scientific literature in humans: Answer: True False Correct Marks for this submission: 1/1. Question 20 Marks: 1 Na supplements should be given to ruminants on cereal based diets: Answer: True False Correct Marks for this submission: 1/1. Question 21 Marks: 1 Choose one answer. a. . 50% b. 10% c. 5% d. 1% What percentage of elderly humans whom break a hip never walk again and are at risk for a premature death? Incorrect Marks for this submission: 0/1. Question 22 Marks: 1 The cat can convert tryptophan to niacin in vivo: Answer: True False Correct Marks for this submission: 1/1. Question 23 Marks: 1 Niacin absorption at high concentrations from the intestinal tract is: Choose one answer. a. via active transportb. via passive transport c. facilitate transport d. none of the answers are correct Correct Marks for this submission: 1/1. Question 24 Marks: 1 The horse can absorb thiamine from the cecum: Answer: True False Correct Marks for this submission: 1/1. Question 25 Marks: 1 Obvious signs of biotin deficiency in poultry include: Choose one answer. a. perosis b. head pressing c. beak deformities (parrot beak) d. perosis, eye and beak encrustations and parrot beak Correct Marks for this submission: 1/1. Question 26 Marks: 1 Osteoporosis causes the activity of which of the following cells to change in what manner? Choose one answer. a. increased enterocytes b. increased osteoclasts c. decreased osteoblasts d. increased osteoclasts and decreased osteoblasts Correct Marks for this submission: 1/1.Question 27 Marks: 1 Na/K ATPase is a membrane bound enzyme: Answer: True False Correct Marks for this submission: 1/1. Question 28 Marks: 1 Sulfite, an oxidized form of sulfur, can cause severe allergic reactions in asthmatics: Answer: True False Incorrect Marks for this submission: 0/1. Question 29 Marks: 1 Phytic acid is found in: Choose one answer. a. legumes b. grains c. meat d. legumes and grains Correct Marks for this submission: 1/1. Question 30 Marks: 1 The bioavailability of transition metals is especially increased by chelation. Answer: True False Incorrect Marks for this submission: 0/1. Question 31 Marks: 1 One of the most common, and least serious, of vitamin C toxicity in humans is: Choose one answer. a. gout b. gastrointestinal complaints (diarrhea) c. anemia d. none of the answers are correct