Author Question: Which congenital cardiac abnormality results from the arrested development of the secundum septum? ... (Read 87 times)

jeatrice

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Which congenital cardiac abnormality results from the arrested development of the secundum septum?
 
  a. Ostium secundum VSD
  b. Ostium secundum ASD
  c. Ostium secundum TGA
  d. Ostium secundum TOF

Question 2

What is the term for an inspiratory fall in systolic blood pressure exceeding 10 mm Hg?
 
  a. Pulsus paradoxus
  b. Stage I hypotension
  c. Swanson's phenomenon
  d. Hoover's sign



nmyers

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Answer to Question 1

B
An ostium secundum atrial septal defect (ASD) results from the arrested development of the secundum septum.

Answer to Question 2

A
Pulsus paradoxus is defined as an inspiratory fall in systolic blood pressure greater than 10 mm Hg. It can occur with the large intrapleural pressure swings than may happen during a severe asthmatic episode and is associated with a life-threatening situation.



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