A nurse is assessing a patient who has a history of atherosclerosis. Which assessment finding suggests myocardial ischemia?
Chest pain that radiates to the jaw
Sudden and severe abdominal pain
Blurred vision
Dry cough
The Correct Answer is A
A. Chest pain that radiates to the jaw:
This finding suggests myocardial ischemia, as chest pain (angina) that radiates to the jaw is a classic symptom of cardiac origin. It is known as referred pain and occurs because the nerves that innervate the heart and jaw have a similar sensory pathway. The pain may be described as pressure, squeezing, or tightness in the chest, and it often spreads to the neck, shoulders, arms, or jaw. This pattern of pain radiation is typical in myocardial ischemia or heart attack due to inadequate blood supply to the heart muscle.
B. Sudden and severe abdominal pain:
While abdominal pain can be associated with various conditions, sudden and severe abdominal pain is not a typical symptom of myocardial ischemia. Instead, it may indicate other abdominal issues such as gastrointestinal problems, pancreatitis, or intra-abdominal vascular events. Myocardial ischemia typically presents with chest pain or discomfort, rather than abdominal pain.
C. Blurred vision:
Blurred vision is not a typical symptom of myocardial ischemia. It may suggest ocular issues such as refractive errors, dry eyes, or conditions affecting the retina or optic nerve. Myocardial ischemia primarily manifests with symptoms related to the heart, such as chest pain, shortness of breath, or other signs of cardiovascular compromise.
D. Dry cough:
A dry cough is not a typical symptom of myocardial ischemia. It may be associated with various respiratory conditions such as allergies, asthma, or respiratory infections. Myocardial ischemia primarily presents with symptoms related to the heart and cardiovascular system, such as chest pain, palpitations, or dyspnea.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Sedentary lifestyle: While a sedentary lifestyle can contribute to the development and progression of peripheral arterial disease (PAD), it is not the highest risk factor compared to other options listed. Regular physical activity is important for cardiovascular health and can help reduce the risk of PAD, but other risk factors may have a greater impact on disease development.
B. Diabetes: Diabetes is a significant risk factor for PAD, especially when poorly controlled. High blood sugar levels can damage blood vessels and nerves, leading to atherosclerosis and reduced blood flow to the limbs. However, compared to cigarette smoking, diabetes may not be considered the highest risk factor for PAD.
C. Cigarette smoking: Cigarette smoking is the highest risk factor for peripheral arterial disease (PAD). Tobacco smoke contains numerous harmful chemicals that damage blood vessels and promote atherosclerosis, narrowing the arteries and reducing blood flow to the limbs. Smoking not only increases the risk of developing PAD but also accelerates its progression and worsens symptoms. Quitting smoking is one of the most important interventions for preventing and managing PAD.
D. Hyperlipidemia: Elevated levels of cholesterol and triglycerides (hyperlipidemia) contribute to the development of atherosclerosis, which is a key mechanism underlying peripheral arterial disease (PAD). However, while hyperlipidemia is a significant risk factor, it may not be considered the highest risk factor compared to cigarette smoking. Controlling cholesterol levels through lifestyle changes and medications is essential for managing PAD and reducing cardiovascular risk.
Correct Answer is C
Explanation
A. Drink purified water: While drinking purified water is important for preventing various waterborne diseases, it is not a preventive measure specifically targeted at hepatitis B virus (HBV) transmission. HBV is primarily transmitted through exposure to infected blood or body fluids, such as during unprotected sex, sharing needles, or from mother to child during childbirth. Drinking purified water does not protect against these modes of HBV transmission.
B. Avoid crowded, enclosed spaces: Avoiding crowded, enclosed spaces may reduce the risk of respiratory infections, but it does not specifically prevent HBV transmission. HBV is not transmitted through the air like respiratory viruses. Instead, it is spread through direct contact with infected blood or body fluids. While avoiding crowded spaces may be a general infection control measure, it is not a targeted preventive measure for HBV.
C. Complete the vaccination series: This is the correct preventive measure for HBV. The hepatitis B vaccine is highly effective in preventing HBV infection. It is administered as a series of shots, typically given in three doses over a period of several months. Completing the vaccination series provides long-term immunity against HBV infection and is recommended for all individuals, including travelers to regions where HBV is common. Vaccination not only protects the individual but also contributes to reducing the overall prevalence of HBV in the community.
D. Avoid sharing utensils: While avoiding sharing utensils can reduce the risk of transmitting certain infections, such as colds or flu, it is not specifically aimed at preventing HBV transmission. HBV is primarily transmitted through activities involving exposure to infected blood or body fluids, rather than through sharing utensils. While practicing good hygiene and avoiding behaviors that may result in exposure to blood or body fluids are important preventive measures for HBV, completing the vaccination series is the most effective way to prevent infection.
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