Generally you will have limited ranges of motions in certain directions; the limitation will depend upon where the knot is at. Also, you may feel a tightness or dull persistent pain in a particular location - that is usually a knot as well.
You may be feeling the spinous processes of the vertebrae.
The slip knot it a class of knot that goes back before recorded history. A link is provided to the Wikipedia article on the slip knot.
pull it back out
There are many different things that a hard boil type knot with no core on the lower part of the back could be. It could be infection.
The history of the knot reaches back to the beginning of humankind; it is not know where or by whom the first knot was understood. The knot was a seminal invention that allowed for combinatorial tools, clothing, water craft, and housing. It probably preceded the invention of shaped stone tools.
The knot of blood vessels is called the glomerulus. This filters the fluid that will become urine. It will keep much of the water back.
If you pull back his skin yes
google sebaceous cyst
i think your kid has some problems... Yaker40: Possibly a small wet knot of hair?
It's called a bun.
The history of the knot reaches back to the beginning of humankind; it is not know where or by whom the first knot was understood. The knot was a seminal invention that allowed for combinatorial tools, clothing, water craft, and housing. It probably preceded the invention of shaped stone tools.
Another name for the Hercules knot is the square knot.
its the palomar knot 95%