Data from NHANES III evaluated the association between serum levels of the following nutrient and gingival inflammation and found individuals with the highest levels were 20% less likely to have bleeding on probing
A) Calcium B) Vitamin D C) Vitamin B12 D) Iron
B
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Eating beets and blackberries or taking rifampin or anticoagulants can cause the urine to turn ________ in color
A) brown/black B) green or blue–green C) orange D) red
Which of the following statements about tying the extension ladder halyard is MOST accurate?
A. The halyard should be tied using a figure-eight on a bight. B. The halyard should be tied to prevent the fly from slipping. C. The halyard should be tied before resting the ladder against the structure. D. The halyard should be tied differently for closed- and for open-ended halyards.
Which of the following is the Pin Index Safety System pin position for oxygen?
a. A c. C b. B d. D
What blood cholesterol carrier is of greatest concern in atherosclerosis?
a. HDL b. LDL c. HDK d. VLDK