A patient presents to the Emergency Room with swollen legs and shortness of breath. He tells you that he has a history of heart failure which causes the fluid to build up m his legs and lungs. When you listen to his lung sounds you are most likely to hear which type of breathing sounds?
Rales
Crackles
Rhonchi
Stridor
The Correct Answer is B
Crackles, also known as rales, are discontinuous sounds that are typically heard during inspiration in patients with heart failure. These sounds are produced by the sudden opening of small airways and alveoli that are filled with fluid or collapsed due to pulmonary congestion. The sound can be described as similar to the sound of rubbing hair between fingers or the sound of Velcro being pulled apart.
Rhonchi are continuous, low-pitched sounds that are typically heard during expiration and are caused by the movement of air through narrowed airways, such as in patients with chronic obstructive pulmonary disease (COPD). Stridor is a high-pitched, continuous sound that is typically heard during inspiration and indicates upper airway obstruction, which can be life-threatening. Neither rhonchi nor stridor are typically heard in patients with heart failure.
Therefore, based on the patient's history and symptoms, the most likely type of breathing sound to be heard on auscultation is crackles/rales.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
This outcome is the most appropriate because smoking can worsen COPD and lead to further respiratory complications, while oxygen is often used to help patients with COPD breathe more easily. Smoking while wearing oxygen can be very dangerous and increases the risk of fire and explosion. Therefore, the best expected outcome is for the patient to completely avoid smoking while wearing oxygen.
Option a is not a recommended solution since vaping may also worsen COPD symptoms and there is limited evidence of its safety in people with respiratory conditions. Option b is a good outcome, but it may not be achievable in such a short time frame. Option c is not an ideal outcome as even a few cigaretes can cause harm to the respiratory system, exacerbate symptoms, and slow down the healing process.
Correct Answer is D
Explanation
Explanation: The normal range of sodium (Na+) in the blood is 135-145 mEq/L. The patient's sodium level of 121 mEq/L is below the normal range, indicating a low sodium level, which is called hyponatremia.
Hyponatremia is a common electrolyte imbalance that can be caused by a variety of factors, including excessive sweating, vomiting, diarrhea, certain medications, kidney disease, and hormonal imbalances. It can cause symptoms such as nausea, headache, confusion, seizures, and coma, and it can be a medical emergency if the sodium level drops rapidly or severely.
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