Triggers of the alternate pathway of complement are:
- A. Bacterial lipopolysaccharide
- B. Interleukin 2
- C. Macrophages
- D. Properdin
Correct Answer: A
Rationale: The correct answer is A because bacterial lipopolysaccharide is a known trigger of the alternate complement pathway. The other options (b-e) are not primary triggers.
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A nurse teaches a client with diabetes mellitus and a body mass index of 42 who is at high risk for coronary artery disease. Which statement related to nutrition should the nurse include in this client’s teaching?
- A. The best way to lose weight is a high-protein, low-carbohydrate diet.
- B. You should balance weight loss with consuming the necessary nutrients.
- C. A nutritionist will provide you with information about your new diet.
- D. If you exercise more frequently, you won’t need to change your diet.
Correct Answer: B
Rationale: Balancing weight loss with proper nutrient intake is essential for clients with diabetes and high BMI to reduce the risk of coronary artery disease.
An infant is experiencing dyspnea related to patent ductus arteriosus (PDA). What does the nurse understand regarding why dyspnea occurs?
- A. Blood is circulated through the lungs again, causing pulmonary circulatory congestion.
- B. Blood is shunted past the pulmonary circulation, causing pulmonary hypoxia.
- C. Blood is shunted past cardiac arteries, causing myocardial hypoxia.
- D. Blood is circulated through the ductus from the pulmonary artery to the aorta, bypassing the left side of the heart.
Correct Answer: A
Rationale: When PDA is present, oxygenated blood recycles through the lungs, overburdening the pulmonary circulation.
While planning care for a client with carpal tunnel syndrome, the nurse identifies a collaborative problem of pain. what is the etiology of this problem?
- A. Irritation of nerve endings
- B. Diminished blood flow
- C. Ischemic tissue changes
- D. Compression of a nerve
Correct Answer: D
Rationale: Carpal tunnel syndrome is caused by compression of the median nerve, leading to pain and other symptoms.
An older male client tells the nurse that he is losing sleep because he has to get up several times at night to go to the bathroom, that he has trouble starting his urinary stream, and that he does not feel like his bladder is ever completely empty. Which intervention should the nurse implement?
- A. Collect a urine specimen for culture analysis
- B. Review the client's fluid intake prior to bedtime
- C. Palpate the bladder above the symphysis pubis
- D. Obtain a fingerstick blood glucose level
Correct Answer: C
Rationale: Palpating the bladder helps assess for urinary retention, which is common in older males with prostate issues.
A child has been seen by the school nurse for dizziness since the start of the school term. It happens when standing in line for recess and homeroom. The child now reports that she would rather sit and watch her friends play hopscotch because she cannot count out loud and jump at the same time. When the nurse asks her if her chest ever hurts, she says yes. Based on this history, the nurse suspects that she has:
- A. Ventricular septal defect (VSD)
- B. Aortic stenosis (AS)
- C. Mitral valve prolapse
- D. Tricuspid atresia
Correct Answer: B
Rationale: AS can progress and result in exercise intolerance, which may improve with rest.