The thin sheet of muscle is called the diaphragm. It relaxes and contracts to help us inhale and exhale.
pectoral
Pectoralis major
That is part of the pectoralis major.
That is the correct spelling of "pectoral" (muscle of the upper chest).
The sartorius muscle runs obliquely across the upper and anterior part of the thigh.
Those are your pektorals AKA peks it's easier to say.
...be careful, it can start of pneumonia, chest infection, Amoxilin worked for me good.
It is a muscle that goes from the rear top of your arm and stretches down to the top of your elbow.The tree muscles in your upper arm! :D
upper arm chest stomach calf butt
- Chest - Back - Abs - Upper Legs/quads - Lower Legs - Arms
Trapezius Muscles (upper back)
You can build your chest muscles by doing bench presses, dips, dumbbell flies, or push ups. All of these exercises target different areas of your chest to aid you in building the muscle you want.