Nokea
FISH is helpful in diagnosing:
- A. Prader-Willi syndrome
- B. Di George syndrome
- C. Klinefelter's syndrome
- D. Turner's syndrome
Correct Answer: B
Rationale: FISH (Fluorescence In Situ Hybridization) is particularly useful in diagnosing DiGeorge syndrome, which involves microdeletions on chromosome 22.
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Complement system:
- A. Is activated by bacterial endotoxins by the classical pathway
- B. Reduced C3 and C4 are usual findings in acute glomerulonephritis
- C. Hereditary angioneurotic oedema is caused by deficiency of one of the components of the classical pathway of the system
- D. Is part of humoral immunity
Correct Answer: D
Rationale: The complement system is a key component of humoral immunity, playing a role in the immune response to pathogens.
A nurse assesses a client who is recovering from a myocardial infarction. The client’s pulmonary artery pressure reading is 25/12 mm Hg. Which action should the nurse take first?
- A. Compare the results with previous pulmonary artery pressure readings.
- B. Increase the intravenous fluid rate because these readings are low.
- C. Immediately notify the health care provider of the elevated pressures.
- D. Document the finding in the client’s chart as the only action.
Correct Answer: A
Rationale: Comparing the current pulmonary artery pressure readings with previous ones helps determine if the values are stable or changing, which guides further intervention.
Causes for hypertension in childhood
- A. PDA
- B. Hemolytic uremic syndrome
- C. Guillain-Barre syndrome
- D. Lead poisoning
Correct Answer: A
Rationale: Patent ductus arteriosus (PDA) is a common cause of hypertension in childhood.
When planning care for a client newly diagnosed with open angle glaucoma, the nurse identifies a priority nursing diagnosis of, 'visual sensory/perceptual alterations.' This diagnosis is based on which etiology?
- A. Limited eye movement
- B. Decreased peripheral vision
- C. Blurred distance vision
- D. Photosensitivity
Correct Answer: B
Rationale: Open angle glaucoma primarily affects peripheral vision, leading to visual sensory/perceptual alterations.
Which of the following is least considered to be a normal variant in newborns?
- A. Milia
- B. Neonatal pustular melanosis
- C. Dermal melanocytosis
- D. Infantile acropustulosis
Correct Answer: D
Rationale: Infantile acropustulosis is not considered a normal variant in newborns; it is a rare condition characterized by recurrent pustular eruptions.