the liver
An abdominal reflex is a superficial skin reflex. Its absense indicate an upper motor neuron lesion.
An abdominal ring is either of the two openings in the abdominal muscle wall allowing the inguinal canal to pass through.
If a person has an abdominal wound, you should rest their upper half on your bent knees on the ground.
Liver
Try doing other upper abdominal workouts
Yes!
Continue reducing your body fat and doing abdominal exercises. There's no distinction between exercises for the upper and lower abs- a crunch or any other abdominal exercise works your entire set of abdominals. It's just the case that people have more body fat around their waist, and as a result, definition of lower abs is more difficult. There are no exercises which specifically target either the upper or lower abdominals- when you do an abdominal exercise, every abdominal is worked equally.
Abdominal muscle allow force to transfer from the lower to the upper body. Basicelly stabilizing the spine and keeping you in balance. Strong abdominal muscle will improve your overall strength and reduce the risk of lower back injury.
Yes, the abdomen is divided for further study into 4 quadrants Right upper, left upper, right lower, and left lower
when you do many sit-ups for your first time you get that a day or two after.
LUQ stands for Left Upper Quadrant, which is the upper left-hand quarter of the abdominal region. The LUQ contains the stomach and spleen.