When a 2-year-old child is admitted with a diagnosis of Hirschsprung's disease, the nurse explains that the causative factor of this disease is:

a. frequent evacuation of solids, liquid, and gases.
b. excessive peristaltic movement.
c. the absence of parasympathetic ganglion cells in a portion of the colon.
d. one portion of the bowel telescoping into another.


C
The causative factor in Hirschsprung's disease is the absence of parasympathetic ganglion cells in a portion of the colon.

Nursing

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The nurse is administering an intramuscular injection. After inserting the needle, the nurse pulls back on the plunger and sees blood enter the syringe. Which action by the nurse is the most appropriate?

1. Angle the needle slightly and draw back again. If no blood is obtained, inject the medication. 2. Pull back slightly on the needle and inject the medication. 3. Remove the needle from the site and insert the needle into a new site. 4. Remove the needle, discard the syringe, and prepare new medication for administration.

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Which characteristics are most likely to be present in the patient with dementia?

a. Forgets things relatively quickly and is usually unable to learn new things b. Can remember new tasks but will forget any previously taught tasks c. Cannot learn new information but will probably remember anything you ask about the past d. Responds well to reality orientation and needs to have a flexible schedule

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Many stress-related diseases involve allergic, inflammatory, or altered immune responses

Indicate whether the statement is true or false

Nursing

The public health nurse (PHN) is taking care of a poor family, whose parents, grandparents, and great-grandparents also have been poor. Which of the following terms best describes this family?

a. Near poor b. Persistent poor c. Impoverished d. Neighborhood poverty

Nursing