3. The right ventricle then pumps blood through the pulmonary artery into the lungs. 4. In the lungs, tiny blood vessels called capillaries absorb carbon diox-ide from the blood and replace it with oxygen. 5. Oxygenated blood then flows through the pulmonary vein and into the left atrium. 6.
Summary of Life-threatening constipation .. An 80-year-old woman presented to the emergency department with sudden onset abdominal pain and vomiting. Her abdomen was soft with umbilical tenderness.
Signs and symptoms of a hypertensive crisis that may be life-threatening may include: 1  Severe chest pain. 2  Severe headache, accompanied by confusion and blurred vision. 3  Nausea and vomiting. 4  Severe anxiety. 5  Shortness of breath. 6  Seizures. 7  Unresponsiveness.