It is like a tic-tac-toe game. The middle section is called the umbilical region. Then, from the upper left around in a clockwise manner we have:
Right hypochondriac
Epigastric
Left hypochondriac
Left lumbar
Left iliac
Hypogastric
Right iliac
Right lumbar
There are 4 quadrants of the abdominaopelvic area. The URQ upper right quaudrant, the lower left quaudrant, the lower left quaudrant, and the lower right quaudrant.
When people say abs, that's short for abdominal area. These are your muscles in the stomach area
The proper technique for an abdominal crunch is to make sure that you isolate your abdominal area so that you do not use anything else such as your neck muscles, make sure that you only use the desired area which in this case is the abdominal area
You label it square if it is a square
No. It's in the Abdominal area.
Are there nerves in the abdominal area of a human
the hypogastric area
You can divide an area into any number of smaller areas. The special relevance of "quadrants" is that it distinguishes points on a plane by the sign of the coordinates. For example, points in the first quadrant have both the x-coordinate and the y-coordinate positive.
Christianity exists in all regions of the world, however the amount of Christians in those regions are usually very few. There are many nations and regions that label their area of the world as a "Christian nation" or a "Christian region", but the sad thing is, most of the people in those areas are not really followers of the Messiah, Jesus Christ.
We need to stablize our lumbar area and abdominal exercises stimulate that. Research shows muscle contractions in this area increase intra-abdominal pressure via stimulate transversus abdominis muscle and thoracolumbar fascia reactions.
Which label belongs in the area marked Z?
Yes, yoga ball exercises that are specifically designed to tighten your abdominal muscles can tighten your abdominal area. As with all exercises consistency will provide better results.