Answer:
10,000
Explanation:
The human nose has roughly 400 types of scent receptors that can detect at least 1 trillion different odours. The human nose can distinguish at least 1 trillion different odours, a resolution orders of magnitude beyond the previous estimate of just 10,000 scents
hope this helps
Answer:
They should immediately start giving <u>chest compressions</u>.
Explanation:
While at a high school track and field meet a middle aged man collapses in the crowd. His spouse immediately calls emergency medical services (EMS). An ems team arrives and finds the victim unresponsive, not breathing and with a pulse. They should immediately start giving <u>chest compressions.</u>
When a person is unresponsive and not breathing, the first thing to do is <u>give chest compressions by pushing firmly in the center of the chest. Then, release and continue with the same procedure.</u>
When a person is not breathing, due to the lack of oxygen the heart cannot pump blood. Chest compressions are extremely important as they <u>maintain blood pumping throughout the body</u> because they mimic the heart's function.
The first line of denfense involves
Skin
???¿??????? what does that mean