What is the meaning of "in and of itself" in DN 22? What is the meaning of &quot;in and of itself&quot; in the
Maha-satipatthana Sutta DN 22?
Theravadin Abhidhamma;

And how does a monk dwell contemplating (the nature of) the body in the body in regard to himself?
Here a monk in regard to himself—from the sole of the feet upwards, from the hair of the head down, bounded by the skin, and filled with manifold impurities—reflects (thus):
There are in this body:
hairs of the head, body hairs, nails, teeth, skin, flesh, sinews, bones, bone-marrow, kidneys, heart, liver, pleura, spleen, lungs, intestines, mesentery, undigested food, excrement, bile, phlegm, pus, blood, sweat, fat, tears, grease, spit, mucus, synovial fluid, urine.
https://suttacentral.net/vb7/en/anandajoti