Many outdoor air contaminants originate from various sources. The PHN recognizes that sources such as gas stations, dry cleaners, commercial building heating and cooling systems, and waste disposal facilities are referred to as

A. Criteria air pollutants
B. Area sources
C. Mobile sources
D. Point sources


ANS: B

Nursing

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The nurse administers lubiprostone (Amitiza) to the patient with irritable bowel syndrome and anticipates what therapeutic action from the drug?

A) Secretion of chloride-rich intestinal fluid leading to increased motility B) Adding bulk to the fecal matter to ease the process of stooling C) Irritation of the inner lining of the bowel to increase bowel motility D) Stimulate the bowel by increasing innervation

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A newborn weighs 120 ounces. How many lbs. should the nurse tell the mother that the new baby weighs? Round the answer to the nearest tenth

What will be an ideal response?

Nursing

To which substance is the most prevalent addiction problem in the United States?

a. cocaine c. alcohol b. marijuana d. heroin

Nursing

The nurse is teaching the parents of a 2-year-old toddler methods of dealing with their child's 'negativism.' Based on Erickson's theory of development, what would be an appropriate intervention for this child?

A) Discourage solitary play; encourage playing with other children. B) Encourage the child to pick out his own clothes. C) Use 'time-outs' whenever the child says 'no' inappropriately. D) Encourage the child to take turns when playing games.

Nursing