- Karnoven heart rate Ratio Method
Advantages : Easy to do, cost friendly
Disadvantages : can only predict the amount of maximum oxygen intake
-Vo2max
Advantages : this test directly measures body oxygen consumption , the other tests only try to estimate
Disadvantages : Relativiely time consuming and high cost
Its C. Protect consumers. That's where we got illegal drugs and some foods.
Larry is taking a walk in the park. The pollen in the air makes him sneeze constantly. The line of defense that is his immune system exhibiting is that of "(A) first line of defense." There are only 3 lines of defense in the immune system. The first line of defense are a combination of physical and chemical barriers that prevent all types of foreign agents from penetrating the outer layer of the body. In this case, it is the nasal cavity.
