Food for the young partly digested, for the old completely changed, for adults unchanged.

For formation, thirty-five days; for movement, seventy days; for completion, two hundred and ten days. Others, for form, forty-five days; for motion, ninety days; for delivery, two hundred and seventy days. Others, fifty for form; for the first leap, one hundred; for completion, three hundred days. For distinction of limbs, forty; for shifting, eighty; for detachment, two hundred and forty days. It is not and is. There are found therein both more and less, in respect of both the whole and the parts, but the more is not much more, and the less not much less.

Nutriment of bones after breaking; for the nostril, twice five; for jaw, collar-bone and ribs, twice this; for the fore-arm, thrice; for the leg and upper-arm, four times; for the thigh, five times; there may be, however, in these a little more or less.

Blood is liquid and blood is solid. Liquid blood is good, liquid blood is bad. Solid blood is good, solid blood is bad. All things are good or bad relatively.

The way up, down.