What happens to the rate of the alcohol dehydrogenase (ADH) pathway when alcohol consumption is rapid and large?
a. Rate increases in response to greater volume
b. Rate decreases in response to greater volume
c. Rate is virtually unchanged
c
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Two tablespoons (tbsp) of salad dressing or peanut butter is about the size of
A. a baseball. B. a tennis ball. C. a yo-yo. D. 2 dice.
Answer the following questions based on the case study "Zachary" information below. Zachary is a 22-year-old male college student who is overweight and does engage in regular physical activity. He ate the following in 1 day: sausage and egg sandwich, coffee with cream and sugar, chocolate doughnut, double cheeseburger, super-sized onion rings, meat-lovers pizza, and regular soda. Diet analysis
showed there to be 410 mg cholesterol and 3,925 mg sodium in this day's worth of eating. ?Which food in Zachary's diet would provide a source of fat but not cholesterol? A) Onion rings B) Cheeseburger C) Sausage D) Egg sandwich E) Cream
A toxicity of folate can disguise a true deficiency of which nutrient, resulting in nerve damage?
A) iron B) vitamin B6 C) niacin D) vitamin B12
A patient's ECG was abnormal and the physician determined that a pacemaker was necessary. Which of the following best describes the normal electrical functioning of the heart?
a. Electrical activity is initiated by the SA node and depolarization is carried from the ventricle by the AV node. b. Electrical activity is initiated by the AV node and depolarization is carried from the atria by the SA node. c. As the resting membrane potential decreases the SA node will reach its depolarization threshold. d. As the resting membrane potential increases the AV node will reach its depolarization threshold.