The best test to confirm the diagnosis of tuberculosis is:
- A. Chest X-ray
- B. Sputum culture
- C. Skin test
- D. Blood culture
Correct Answer: B
Rationale: Sputum culture is the gold standard for diagnosing tuberculosis, as it can identify Mycobacterium tuberculosis bacteria in a sample.
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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.
Which of the following statements is incorrect regarding shock?
- A. In cardiogenic shock systemic vascular resistance is high
- B. In hypovolemic shock pulmonary capillary wedge pressure is reduced
- C. In distributive shock central venous pressure is increased
- D. In hypovolemic shock mean arterial pressure is normal
Correct Answer: D
Rationale: In hypovolemic shock
A nurse prepares a client for coronary artery bypass graft surgery. The client states, I am afraid I might die. How should the nurse respond?
- A. This is a routine surgery and the risk of death is very low.
- B. Would you like to speak with a chaplain before surgery?
- C. Tell me more about your concerns about the surgery.
- D. What support systems do you have to assist you?
Correct Answer: C
Rationale: Encouraging the client to express their concerns allows the nurse to provide emotional support and address specific fears.
Toxoplasma gondii infection in humans causes:
- A. Oral ulcers
- B. Cervical lymphadenopathy
- C. Microcephaly
- D. Chorioretinitis
Correct Answer: D
Rationale: Chorioretinitis is a hallmark of congenital toxoplasmosis, leading to vision impairment.
Common pathogens in the sputum of CF patients are:
- A. Pseudomonas
- B. Staphylococcus epidermidis
- C. Staphylococcus aureus
- D. Burkholderia
Correct Answer: A
Rationale: The correct answer is A because Pseudomonas is the most common pathogen in CF patients. The other options (b-e) are less common.
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