Nokea
The following syndromes are due to chromosomal abnormalities:
- A. Cri-du-chat syndrome
- B. Kearns-Sayre syndrome
- C. Marfan's syndrome
- D. Turner's syndrome
Correct Answer: D
Rationale: Turner's syndrome: Turner's syndrome is caused by a monosomy of the X chromosome (45,X), leading to characteristic features such as short stature and ovarian insufficiency.
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A client is brought to the ED by ambulance in cardiac arrest with cardiopulmonary resuscitation (CPR) in progress. The client is intubated and is receiving 100% oxygen per self-inflating (ambu) bag. The nurse determines that the client is cyanotic, cold, and diaphoretic. Which assessment is most important for the nurse to obtain?
- A. Breath sounds over bilateral lung fields.
- B. Carotid pulsation during compressions
- C. Deep tendon reflexes
- D. Core body temperature
Correct Answer: A
Rationale: Assessing breath sounds ensures that the endotracheal tube is properly placed and that ventilation is effective, which is critical in a cardiac arrest situation.
A male client who had abdominal surgery 5 days ago, and hospitalized because of a surgical wound infection, tells the nurse that he feels like his insides just spilled out when he coughed. What action should the nurse take first?
- A. Notify the healthcare provider
- B. Assure the client that such feelings occur with wound infections
- C. Visualize the abdominal incision
- D. Obtain sterile towels soaked in saline
Correct Answer: C
Rationale: Visualizing the incision helps determine if dehiscence or evisceration has occurred, which requires immediate intervention.
Characteristic indices in anaemia of chronic inflammation:
- A. Increased MCV
- B. Decreased ferritin
- C. Decreased transferrin
- D. Normal MCHC
Correct Answer: C
Rationale: Decreased transferrin: In anaemia of chronic inflammation, transferrin levels decrease due to inflammatory cytokines, which affect iron metabolism and its availability for erythropoiesis.
Recognized features in Ehlers-Danlos syndrome include:
- A. Mutation in fibrillin gene
- B. Short stature
- C. Keratoconus
- D. Easy scarring
Correct Answer: D
Rationale: Easy scarring: Ehlers-Danlos syndrome is a connective tissue disorder characterized by hyperelastic skin, joint hypermobility, and easy bruising and scarring.
HLA B27 positivity is least common in
- A. Ankylosing spondylosis
- B. Juvenile psoriatic arthritis
- C. Inflammatory bowel disease
- D. Reactive arthritis
Correct Answer: C
Rationale: HLA B27 positivity is least common in inflammatory bowel disease compared to the other conditions listed.