What percent of first-trimester pregnancies spontaneously abort?
a. 5% to 10%
b. 10% to15%
c. 20% to 25%
d. 40% to 50%
ANS: B
It is estimated that 10% to 15% of first-trimester pregnancies end in spontaneous abortion.
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A 3-year-old child has been diagnosed with an acute gastrointestinal infection that has caused her severe diarrhea for the past 36 hours. The pediatric nurse should anticipate the use of
A) magnesium gluconate. B) Pedialyte. C) sodium bicarbonate. D) 50% dextrose.
The nursing supervisor states, "I really don't have the time to delegate this task to a nurse manager. I can do it faster!" What is the most likely basis for this statement?
1. The nursing supervisor does not have time to delegate. 2. The nursing supervisor's job description needs to be redefined. 3. The nursing supervisor feels that he or she can do the job faster. 4. The nursing supervisor is concerned that staff is ill-prepared to assume additional responsibilities.
What term is used to describe the fibrous connective tissue that hugs the brain closely and extends into every fold of the brain's surface?
A) Dura mater B) Arachnoid C) Fascia D) Pia mater
The physician orders 10 units regular and 40 units NPH insulin subcutaneously. The nurse prepares the injection by:
A) injecting 40 units air into the NPH, 10 units air into the regular, aspirate 10 units of regular, then aspirate 40 units NPH. B) injecting air into the regular, air into the NPH, aspirating the NPH, then aspirating the regular. C) injecting air into the regular, aspirating 10 units regular, injecting air into the NPH, then aspirating 40 units NPH. D) aspirating 10 units regular, then aspirating 40 units NPH.