In cows infected with mad cow disease, which of the following tissues is generally free of the infectious agents?
a. Brain
b. Muscle
c. Spinal cord
d. Nerves
e. Eyes
ANS: B
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Which of the following describes one aspect of iron toxicity?
a. Among men in the United States, it is twice as common as iron-deficiency anemia b. In adults, the consumption of alcohol is somewhat protective against absorption of excess iron c. In most people with this disorder, infections are rare because bacteria are killed by excess iron in the blood d. It is usually caused by a virus that attacks the intestinal mucosal cells, leading to unregulated and excessive iron absorption
What is the glycemic load for a 4-teaspoon portion of table sugar that contains 16 grams of carbohydrates and has a glycemic index of 68?
A) 1088 B) 94.88 C) 68 D) 10.88 E) 4
The difference to health between LDL and HDL lies in the proportions of _____ they contain and the tasks they perform, not the type of cholesterol they carry
1.lipids 2.phospholipids 3.cholesterols 4.triglycerides 5.none of these choices
For every _____ kcalories a person eats in excess of kcalorie expenditures, a pound of body fat is stored
a. 100 b. 350 c. 1000 d. 3500 e. 4000