Nokea
Absent jugular venous pulsations are described in patients with
- A. Atrial paralysis
- B. Budd Chiari syndrome
- C. Endomyocardial fibrosis with giant right atrium
- D. Fontan procedure
Correct Answer: D
Rationale: Absent jugular venous pulsations are described in patients with the Fontan procedure due to the absence of a right atrial pump.
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While assisting a female client to the toilet, the client begins to have a seizure and the nurse eases her to the floor. The nurse calls for help and monitors the client until the seizing stops. Which intervention should the nurse implement first?
- A. Document details of the seizure activity
- B. Observe for lacerations to the tongue
- C. Observe for prolonged periods of apnea
- D. Evaluate for evidence of incontinence
Correct Answer: C
Rationale: Observing for prolonged periods of apnea is critical to ensure the client's airway remains patent and to prevent hypoxia.
In homo cystinuria:
- A. Homocysteine accumulates just proximal to the enzyme defect
- B. Osteoporosis is a recognised feature
- C. Oral contraceptive pills with oestrogens are contraindicated
- D. Dislocation of lens is a feature
Correct Answer: D
Rationale: Dislocation of the lens is a well-documented feature of homocystinuria due to the accumulation of homocysteine, which affects connective tissue.
What are the FOUR mechanisms for LV outflow tract obstruction in AVSD?
- A. Gooseneck
- B. Subaortic fibromuscular ridge
- C. Septal hypertrophy
- D. Abnormal LAVV chordal attachments
Correct Answer: B
Rationale: The subaortic fibromuscular ridge is a common cause of LV outflow tract obstruction in AVSD, affecting the smooth flow of blood.
Hyperkalaemia:
- A. Is exacerbated by acidosis
- B. Is a finding in Conn's syndrome
- C. ECG findings include peaked tall T-waves
- D. Should be treated if serum K+ > 6mmol/l
Correct Answer: A
Rationale: Acidosis exacerbates hyperkalaemia by causing a shift of potassium from intracellular to extracellular space, worsening the condition.
Blunt or shallow Y descent in jugular venous waveform is seen in all, except
- A. Tricuspid stenosis
- B. Cardiac tamponade
- C. Effusive-constrictive pericarditis
- D. Ebstein's anomaly
Correct Answer: D
Rationale: Ebstein's anomaly is not typically associated with a blunt or shallow Y descent in the jugular venous waveform.