i am not going to go into the history of each of those topics but take into consideration the columbian exchange as the very beginning of the other two events it is when america was first beginning to become the new world and as time went on and the native americans were made scarce by disease and murder europeans eventually americans
In a patient with a ruptured Achilles tendon, the foot will not move. That is called a positive Thompson test. The Thompson test is important because some people who tear their Achilles are still able to point their toes downwards, although the Thompson test would still be positive.
The McMurray test, also known as the McMurray circumduction test is used to evaluate individuals for tears in the meniscus of the knee. It is a rotation test for demonstrating torn cartilage of the knee. A tear in the meniscus may cause a pedunculated tag of the meniscus which may become jammed between the joint surfaces.