A nurse is assessing a client with cystic fibrosis (CF). What respiratory symptom should the nurse expect to find in a client with advanced CF-related lung disease?

Dry, nonproductive cough

Decreased breath sounds

Hematuria

Rapid weight gain

Answer and Explanation

The Correct Answer is B

A) Incorrect. In advanced CF-related lung disease, a chronic, productive cough with thick mucus production is more common than a dry, nonproductive cough.

B) Correct. Decreased breath sounds may occur in clients with advanced CF-related lung disease due to airway obstruction and lung damage.

C) Incorrect. Hematuria is not a typical respiratory symptom of CF.

D) Incorrect. Rapid weight gain is not associated with advanced CF-related lung disease; individuals with advanced CF often experience weight loss and malnutrition.

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Correct Answer is B

Explanation

A) Incorrect. Wheezing and chest pain can occur in CF, but a chronic cough with thick mucus production is often one of the earliest respiratory symptoms.

B) Correct. A chronic cough with thick, sticky mucus is a hallmark symptom of CF due to the accumulation of mucus in the respiratory tract.

C) Incorrect. Blood in the urine is not a common early sign of CF; it may indicate other issues.

D) Incorrect. Digestive discomfort and diarrhea are more related to CF's impact on the gastrointestinal system, rather than being early respiratory symptoms.

A. "The CFTR protein regulates blood sugar levels in the body." B. "CFTR facilitates the transport of oxygen in the bloodstream." C. "The CFTR protein controls the movement of chloride ions and water across cell membranes." D. "CFTR is responsible for the production of digestive enzymes in the pancreas."

Correct Answer is C

Explanation

A) Incorrect. The CFTR protein does not regulate blood sugar levels.

B) Incorrect. CFTR does not play a role in oxygen transport in the bloodstream.

C) Correct. The primary function of the CFTR protein is to regulate chloride ion and water movement across cell membranes, which is disrupted in individuals with CF.

D) Incorrect. The production of digestive enzymes in the pancreas is not a direct function of the CFTR protein.

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A nurse is assessing a client with cystic fibrosis (CF). What respiratory symptom should the nurse expect to find in a client with advanced CF-related lung disease?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is discussing the clinical manifestations of cystic fibrosis (CF) with a newly diagnosed adolescent client. What common respiratory symptom should the nurse emphasize as an early sign of CF?

Correct Answer is B

Explanation

A nurse is explaining the role of the CFTR protein in cystic fibrosis to a client. Which function of the CFTR protein should the nurse highlight?

Correct Answer is C

Explanation

A nurse is caring for a child with cystic fibrosis (CF). What gastrointestinal symptom commonly observed in CF should the nurse be vigilant for?

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