Mercury occurs naturally in the environment, including waterways
Bacteria in the water convert mercury to methylmercury, which is absorbed by fish low on the food chain and becomes concentrated in larger, longer living predatory fish at the top of the food chain. What can mercury exposure during pregnancy cause? A) Brain and neurologic abnormalities in the fetus
B) Stunted fetal growth
C) Fetal malformations
D) Abortion
A
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Mercury poisoning in a fetus can result in learning delays in walking or talking to more severe problems such as cerebral palsy, seizures, and mental retardation.
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Good Samaritan laws exist to protect individuals who are attempting to help others
Indicate whether the statement is true or false
The public health nurse volunteers for a missionary group caring for Ebola patients in Africa. The nurse is reviewing the data using analytic epidemiology methods. What information does the nurse collect as the priority?
a. Cultural norms in burial practices b. Genetic variables in disease acquisition c. Statistics related to incidence and prevalence d. Autopsy data on direct cause of death
Which of the following principles of the concept thinking family is inaccurate?
1. The nurse is the expert about the family health experience. 2. The nurse identifies needs of multiple persons. 3. The nurse understands family dynamics. 4. The nurse appreciates family stories.
Which of the following statements is correct concerning endotracheal tube cuff management?
a. The cuff should be deflated every hour to minimize pressure on the trachea. b. A small leak should be heard on inspiration if the cuff has been inflated using the minimal leak technique. c. Cuff pressures should be kept between 40 to 50 mm Hg to ensure an adequate seal. d. Cuff pressure monitoring should be done once every 24 hours.