In the treatment of asthma, leukotriene receptor antagonists should be used as:
A. controllers to prevent bronchospasm.
B. controllers to inhibit inflammatory responses.
C. relievers to treat acute bronchospasm.
D. relievers to treat bronchospasm and inflammation.
Answer: B. controllers to inhibit inflammatory responses.
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One of the assessments performed in the birth room is checking the umbilical cord for blood vessels. Which finding is considered to be within normal limits?
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