Posted: July 24th, 2017

A cardiac catheterization is done in a healthy person. The blood sample withdrawn from the catheter shows 60% oxygen saturation, and the pressure recording shows oscillations from a maximum of 26 mm Hg to a minimum of 14 mm Hg. The catheter tip was located in which of the following areas?

A cardiac catheterization is done in a healthy
person. The blood sample withdrawn from the
catheter shows 60% oxygen saturation, and the
pressure recording shows oscillations from a
maximum of 26 mm Hg to a minimum of 14 mm
Hg. The catheter tip was located in which of the
following areas?
(A) Ductus arteriosus
(B) Foramen ovale
(C) Left atrium
(D) Pulmonary artery
(E) Right atrium