Answer:
The baby starts breathing
Explanation:
While in the womb, a fetus has its oxygen delivered to it, and the waste products removed (all via the mother's bloodstream), so there is no reason to separate all the chambers of the heart while still in the womb.
However, once the baby is born and it is breathing, the chambers need to differentiate in order to allow the blood to reach the lungs, and the oxygenated blood and deoxygenated blood do not mix.
<span>Based on the Bloodborne Pathogen Exposure Control Plan Drexel University, in hospitals there is an 80% and a ratio o 4:5 sharp injuries are caused by the given sharp objects. These injuries can expose people in the health sector to different infectious diseases that are bloodborne. They are reminded of the safety procedures to prevent needle injuries. </span>
