A researcher is testing a new calcium supplement reported to increase bone mass in pregnant women. Two populations of subjects are used: a group of pregnant women taking the calcium supplement and a group of pregnant women who do not take the supplement. The group not taking the supplement is called the:

Congenital diseases are which of the following? genetic fatal disfiguring noninfectous

Anurse is caring for a client who is receiving a continuous iv infusion of magnesium sulfate for preterm labor. the nurse should discontinue the infusion and prepare to administer calcium gluconate if the client demonstrates which of the following findings? (select all that apply) a. urine output 80 ml in 4 hr b. absence of deep-tendon reflexes c. report of chills d. decreased level of consciousness e. systolic blood pressure 130 mm hg

Which of the following is the most common source of thermal injury to a patient during surgery? a. harmonic scalpel b. ligasure c. lasers d. electrosurgical unit