Emily, a 25-year-old female, was shopping on black Friday determined to snag a brand new 60" smart TV for only $599.99. As she claimed the last TV she was stabbed in the chest with a 3" blade. She was rushed to the emergency room where the doctors determined the wound to be inferior to the 5th rib and 2 cm left lateral of the sternum.
1. Emily soon suffered from cardiac tamponade - how does this condition make it harder on the heart to beat?
2. How does this condition affect cardiac output ... oxygen saturation ... respiratory rate?