Vitamin K is needed for the product of what blood-clotting protein?
a. prothrombin
b. thrombin
c. fibrinogen
d. fibrin
Ans: a. prothrombin
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Which of the following hormones acts as an appetite suppressor?
a. ADH b. Ghrelin c. Leptin d. PYY
When blood glucose levels drop, all of the following may occur except
A. glucagon is released. B. glycogen is broken down. C. fatty acids are used to make glucose. D. amino acids are used to make glucose.
Which of the following activities is generally considered a light aerobic activity?
A. Walking 3-4 mph B. Recreational singles tennis C. Golfing with cart D. Competitive badminton E. All of these activities are considered light aerobic exercise.
Scientists study 200 adults who have type 2 diabetes, and 200 adults who have similar characteristics but do not have the disease. For 18 months, the researchers collect lifestyle information on all the study participants. According to the study's findings, the adults with type 2 diabetes were 25% less physically active than their counterparts who did not have type 2 diabetes. This is an example of a(n) ________ study.
A. inverse relationship B. prospective C. anecdotal D. case-control