Nokea
Which among the following beta-blockers is not potent than propranolol (considering propranolol = 1)?
- A. Carvedilol
- B. Metoprolol
- C. Bisoprolol
- D. Labetalol
Correct Answer: D
Rationale: Labetalol has a lower beta-blocking potency compared to propranolol, especially considering it also has alpha-blocking activity.
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Recognised features of myotonic dystrophy include:
- A. Phenomenon of anticipation
- B. Muscle pain
- C. Diplopia
- D. Cardiomyopathy
Correct Answer: A
Rationale: The phenomenon of anticipation, where symptoms become more severe or appear at an earlier age as the disorder is passed through generations, is a recognized feature of myotonic dystrophy.
Possible causes of upper airway obstruction are:
- A. Inhaled foreign body in the main bronchus on the right side
- B. Epiglottitis
- C. Retropharyngeal abscess
- D. Viral croup
Correct Answer: B
Rationale: Epiglottitis is a serious condition that can cause acute upper airway obstruction due to swelling of the epiglottis.
A male client who had colon surgery 3 days ago is anxious and requesting assistance to reposition. While the nurse is turning him, the wound dehiscences and eviscerates. The nurse moistens an available sterile dressing and places it over the wound. What intervention should the nurse implement next?
- A. Bring additional sterile dressing supplies to the room
- B. Prepare the client to return to the operating room
- C. Obtain a sample of the drainage to send to the lab
- D. Auscultate the abdomen for bowel sound activity
Correct Answer: B
Rationale: Evisceration is a surgical emergency and requires immediate return to the operating room for repair.
A client uses triamcinolone (Kenalog), a corticosteroid ointment, to manage pruritus caused by a chronic skin rash. The client calls the clinic nurse to report increased erythema with purulent exudate at the site. Which action should the nurse implement?
- A. Schedule an appointment for the client to see the healthcare provider
- B. Advise the client to apply more corticosteroid cream
- C. Recommend using an antibiotic ointment.
- D. Instruct the client to stop using the medication for 24 hours.
Correct Answer: A
Rationale: Increased erythema and purulent exudate suggest infection. The client needs evaluation and possible treatment with antibiotics.
Regarding immunoglobins:
- A. IgG2 concentrations increase with age
- B. IgD is useful in mediating the late features of allergic reactions
- C. IgG2 subclass deficiency is associated with IgA deficiency
- D. IgM is complement-fixing antibody
Correct Answer: D
Rationale: IgM is complement-fixing antibody