Although the diaphragm and intercostals are the primary muscles of inspiration, several neck muscles play an accessory role in bringing air into the body. Furthermore, when these primary muscles of inhalation are not working optimally, or you are breathing heavily while exercising at a high...

So, what are winged shoulder blades?
If you look at the image above, you'll see a young boy with winged shoulder blades (scapulae). While looking at the image, notice the pen marks on the inner edge of the scapulae where these bones are sticking out from his back. There, you'll notice that there...