1 Calories Burned For Walking: 4.6 km/h (13 minutes per km). 2  Calories Burned For Walking: 4 km/h (15 minutes per km). 3  Calories Burned For Walking: 3.15 km/h (19 minutes per km).
The first true hypodermic syringe was created by Alexander Wood in 1853. He modified a regular syringe, which at that time was used for treating birthmarks, by adding a needle. He then used this new device for introducing morphine into the skin of patients who suffered from sleeping disorders.
A: The Pap smear or Pap test, a screening test for cervical cancer, was invented by Dr. George Papanicolaou in 1943.Papanicolaou, born in Kymi, Greece, began his medical career taking care of patients at a leper colony north of his hometown.he cells from the cervix are then analyzed by a cytologist who looks for precancerous and cancerous changes in the cervical cells. FYI: In the more than 50 years since the Pap test was widely adopted, the death rate from cervical cancer has plummeted by more than 70 percent.