Patho Midterm

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Laboratory testing is ordered for a male client during a clinic visit for routine follow-up assessment of hypertension. When interpreting lab values, the nurse knows:

a normal value represents the test results that fall within the bell curve.

As part of a community class, student nurses are developing curriculum to teach expectant parents the importance of having their child properly secured in a child safety seat. During the class, the students are going to have a safety officer examine the car seats that the parents have installed in their vehicle. This is an example of which type of prevention?

Primary prevention

A new client who suffered a myocardial infarction requires angioplasty and stent placement. He has arrived to his first cardiac rehabilitation appointment. In this first session, a review of the pathogenesis of coronary artery disease is addressed. Which statement by the client verifies to the nurse that he has understood the nurse's teachings about coronary artery disease?

"Sounds like this began because of inflammation inside my artery that made it easy to form fatty streaks which led to my clogged artery."

A member of the health care team is researching the etiology and pathogenesis of a number of clients who are under his care in a hospital context. Which aspect of clients' situations best characterizes pathogenesis rather than etiology?

A client who is has increasing serum ammonia levels due to liver cirrhosis.

The public health nurse is designing a course about risk factors for various chronic illnesses. For risk factors about which chronic illness will the nurse consult the Framingham study?

Cardiovascular disease

As part of a screening program for prostate cancer, men at a senior citizens center are having their blood levels of prostate-specific antigen (PSA) measured. Which statement would best characterize high positive predictive value but low negative predictive value for this screening test?

All of the men who had high PSA levels developed prostate cancer; several men who had low PSA levels also developed prostate cancer.

An epidemiologist is conducting a program of research aimed at identifying factors associated with incidence and prevalence of congenital cardiac defects in infants. The researcher has recruited a large number of mothers whose infants were born with cardiac defects as well as mothers whose infants were born with healthy hearts. The researcher is comparing the nutritional habits of all the mothers while their babies were in utero. Which type of study is the epidemiologist most likely conducting?

Case-control study

A nurse practitioner is working in a crowded neighborhood where the population is primarily immigrants from China. The nurse has designed a research study to follow children from kindergarten to the age of 25. She is going to be looking at their diet, successful progression in school, health practices, and development of disease, to name a few items. This type of research is known as:

Cohort study

The nurse is questioning the validity of oxygen saturation readings from the new oximeters on the unit. Which action should the nurse take to best determine if the results from the oximeter are valid?

Compare clients' results to measurements taken using arterial blood gas analyses.

Which situation would be classified as a complication of a disease or outcome from the treatment regimen? Select all that apply.

Development of pulmonary fibrosis following treatment with bleomycin, an antibiotic chemotherapy agent used in treatment of lymphoma Massive pulmonary emboli following diagnosis of new onset atrial fibrillation.

A nurse researcher is interested in the natural history of a disease being studied. What should the nurse focus on to best understand the condition's natural history?

Focusing on clients who did not receive treatment for the condition

A particular disease has a debilitating effect on the ability of sufferers to perform their activities of daily living, and is a significant cause of decreased quality of life. However, few people die as a result of the disease's direct effects. There are hundreds of thousands of Americans living with the disease but relatively few new cases in recent years. Which statement best conveys an accurate epidemiologic characterization of the disease?

High morbidity; low mortality; high prevalence, low incidence.

The laboratory technologists are a discussing a new blood test that helps establish a differential diagnosis between shortness of breath with a cardiac etiology and shortness of breath with a respiratory/pulmonary etiology. A positive result is purported to indicate a cardiac etiology. The marketers of the test report that 99.8% of clients who have confirmed cardiac etiologies test positive in the test. However, 1.3% of clients who do not have cardiac etiologies for their shortness of breath also test positive. Which statement best characterizes this blood test?

High sensitivity, low specificity

While attending an international nursing conference, many discussions and break-out sessions focused on the World Health Organization's (WHO) views on health. Of the following comments made by nurses during a discussion session, which statements would be considered a good representation of the WHO definition? Select all that apply.

Interventions geared toward keeping the older adult population diagnosed with diabetes mellitus under tight blood glucose control by providing in-home cooking classes Interests in keeping the older adult population engaged in such activities as book reviews and word games during social time Increase in the number of chair aerobics classes provided in the skilled care facilities Providing handwashing teaching sessions to a group of young childre

A multidisciplinary healthcare team operates a program aimed at the prevention, identification, and treatment of diabetes on a large Indian reservation. Which aspect of the program would most likely be classified as secondary prevention?

Staffing a booth where community residents who are attending a baseball tournament can have their blood glucose levels checked.

An occupational therapist conducts a group therapy program called MindWorks with older adults who have diagnoses of dementia and Alzheimer's disease. The goal of the group is to slow the cognitive decline of clients by engaging them in regular, organized mental activity such as reading maps and solving puzzles. How would the program most likely be characterized?

Tertiary prevention

A nurse is investigating the epidemiologic factors influencing breast cancer for women in a population. What information should the nurse include? Select all that apply.

The age of women at the time of diagnosis The geographic location of women diagnosed with breast cancer

A community health nurse is teaching a group of recent graduates about the large variety of factors that influence an individual's health or lack thereof. The nurse is referring to the Healthy People 2020 report from the U.S. Department of Health and Human Services as a teaching example. Of the following aspects discussed, which would be considered a determinant of health that is outside the focus of this report?

The client has a family history of cardiovascular disease related to hypercholesterolemia and remains noncompliant with the treatment regime.

A 77-year-old man is a hospital inpatient admitted for exacerbation of his chronic obstructive pulmonary disease (COPD), and a respiratory therapist (RT) is assessing the client for the first time. Which aspect of the client's current state of health would be best characterized as a symptom rather than a sign?

The client notes that he has increased work of breathing when lying supine.

The clinical educator of a hospital medical unit has the mandate of establishing evidence-based practice guidelines for the nursing care on the unit. Which statement most accurately captures a guiding principle of the nurse's task?

The guidelines will combine individual expertise with external systematic evidence.

The neuroscience nursing unit has developed a set of step-by-step directions of what should occur if a nursing assessment reveals the client may be exhibiting clinical manifestations of a cerebrovascular accident (CVA). Which statement about clinical practice guidelines are accurate? Select all that apply.

When developing a CVA set of step-by-step directions, the nursing unit should ask for assistance from experts in the neuroscience field. The potential users of the guidelines should pilot test it for further feedback. A meta-analysis could be utilized to combine evidence from different studies to produce a more accurate diagnostic method. The development of evidence-based practice guidelines require a research review from different studies to develop the most accurate diagnostic method to implement.

A nurse is considering setting up a screening program for a specific health condition in a population. What characteristic of the condition would need to be true for the nurse to justify screening a population? The condition should:

be asymptomatic at an early stage.

As of Nov. 1, 2012, there were a total of 10 confirmed cases of hantavirus infection in people who were recent visitors (mid-June to end of August, 2012) to Yosemite National Park. Three visitors with confirmed cases died. Health officials believe that 9 out of the 10 cases of hantavirus were exposed while staying in Curry Village in the Signature Tent Cabins. This is an example of:

the incidence of people who are at risk for developing hantavirus while staying in Yosemite National Park.

A male international business traveler has returned from a trip to Indonesia. While there, he hired a prostitute for companionship and engaged in unprotected sex on more than one occasion. Unbeknownst to him, this prostitute harbored the hepatitis C virus. Upon return to the U.S., he exhibited no symptoms and returned to his usual activities. During this period of no outward symptoms, the disease would be classified as being in:

the preclinical stage of disease.

A clinical nurse specialist is interested in developing a research study focused on clients living with the sequelae of ischemic stroke. Which clients should the nurse include? Select all that apply. The nurse should include clients with:

vision changes. unilateral weakness. dysphagia (difficulty swallowing).


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