Here are the reasons why one might (at any age) go to see an ob/gyn or midwife: 1  To get birth control. 2  To have STI testing -- if you're experiencing symptoms, or you've had unprotected sex, you should probably have some STI tests done.
A: Gamma rays are used in many different ways; one of the most common uses is inspecting castings and welds for defects that are not visible to the naked eye. Another common use of gamma rays is in the treatment of certain types of cancer.
X-Rays vs Gamma Rays. Electromagnetic spectrum is a very useful concept used in the study of physics. X-rays are a type of electromagnetic rays, which are used for medical purposes, and gamma rays are widely used in observational astronomy. Both of these electromagnetic rays are high-energy electromagnetic rays.