What is the final shunt called during the division of the primitive atrium?

If the foramen ovale remains open after birth, click the area where we would see a defect.

Once the baby is born, blood pressure will immediately ___________ in the newborn’s IVC and RA. 

Prior to week ____, the heart is a pair of tubes sitting on either side of the midline of the embryo. 

  According to Boyle’s law, the pressure of a gas ________ if the volume of its container increases.  

  Airway obstruction can lead to hypoventilation, which can cause…..  

  NO sputum questions so I’ll give you a softball bonus question….   The main stimulus that drives increased breathing during exercise is a drop in blood levels of oxygen.  

  Which statement accurately describes alveolar and systemic gas exchanges?  

  Bronchoconstriction results from relaxation of smooth muscle in the walls of airways.  

  The lungs remain inflated because…