A nurse is providing a presentation to colleagues on emphysema. Which of the following subtypes should the nurse identify as having a complication of pneumothorax?

Proximal acinar emphysema

Centrilobular emphysema

Panacinar emphysema

Distal acinar emphysema

Answer and Explanation

The Correct Answer is D

A. Proximal acinar emphysema: This subtype typically affects the central or proximal parts of the acini, and it is less commonly associated with pneumothorax. The condition primarily affects the respiratory bronchioles.
B. Centrilobular emphysema: Centrilobular emphysema involves the upper lobes and is commonly associated with smoking, but it does not directly lead to pneumothorax as often as distal acinar emphysema.
C. Panacinar emphysema: Panacinar emphysema affects the entire acinus, including the alveoli. Although it can cause significant respiratory issues, it is less strongly associated with pneumothorax compared to distal acinar emphysema.
D. Distal acinar emphysema: Distal acinar emphysema involves the distal parts of the acinus and is often seen in the upper lobes of the lungs. It is strongly associated with the development of pneumothorax, as the damage to the lung tissue can lead to spontaneous ruptures in the alveolar walls, causing air to leak into the pleural space.

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Correct Answer is ["A","B","C"]

Explanation

A. Inflammation: In ARDS, widespread inflammation is triggered in response to lung injury, leading to cytokine release and recruitment of immune cells. This causes damage to the alveolar epithelium and disrupts normal gas exchange.
B. Apoptosis: Programmed cell death (apoptosis) occurs in both alveolar epithelial and endothelial cells as part of the tissue response to injury in ARDS. This contributes to impaired surfactant production and gas exchange.
C. Necrosis: Severe epithelial injury in ARDS can lead to necrosis, a form of uncontrolled cell death, further compromising alveolar integrity and promoting fluid leakage into alveoli.
D. Decreased alveolar-capillary permeability: In ARDS, the opposite occurs—increased alveolar-capillary permeability—allowing protein-rich fluid to leak into the alveoli, which leads to non-cardiogenic pulmonary edema.
E. Hypercapnia: While hypercapnia may result from impaired gas exchange in ARDS, it is a consequence of the condition, not a direct cellular characteristic of pulmonary epithelial damage.

A. 3% sodium chloride B. Dextrose 5% in 0.99% sodium chloride C. Dextrose 5% in 0.45% sodium chloride D. 0.9% sodium chloride

Correct Answer is A

Explanation

A. 3% sodium chloride: A serum sodium level of 115 mEq/L is dangerously low, indicating severe hyponatremia. The nurse should anticipate that a hypertonic saline solution such as 3% sodium chloride will be prescribed to rapidly increase the sodium concentration in the blood and treat the underlying SIADH.
B. Dextrose 5% in 0.99% sodium chloride: This is an isotonic solution and would not be suitable for treating severe hyponatremia in SIADH, as it would not significantly increase sodium levels. Hypertonic saline solutions are more appropriate for severe cases of hyponatremia.
C. Dextrose 5% in 0.45% sodium chloride: This solution is hypotonic and could worsen hyponatremia by diluting the sodium further. It should not be used to treat SIADH with severely low sodium levels.
D. 0.9% sodium chloride: Normal saline (0.9% sodium chloride) is isotonic and would not correct the low sodium levels as effectively as hypertonic saline. While it is used in less severe cases, 3% sodium chloride is necessary in cases of severe hyponatremia.

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A nurse is providing a presentation to colleagues on emphysema. Which of the following subtypes should the nurse identify as having a complication of pneumothorax?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is caring for a client who has acute respiratory distress syndrome (ARDS). The nurse should identify which of the following changes are characteristic of cellular damage to the pulmonary epithelium? (Select All that Apply.)

Correct Answer is ["A","B","C"]

Explanation

A nurse is preparing to provide care for a client in the emergency department who has syndrome of inappropriate antidiuretic hormone (SIADH). The client has a serum sodium of 115 mEq/L (136-145 mEq/L). Which of the following IV solutions should the nurse anticipate will be prescribed?

Correct Answer is A

Explanation

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