It purges the stomach of all naughty
humours, expelling them, which would breed again if they should remain
in it; and purges the eyes and head, clearing the brain.
Q. How comes sleep to strengthen the stomach and the digestive faculty?
A. Because in sleep the heat draws inwards, and helps digestion; but
when we awake, the heat returns, and is dispersed through the body.
_Of the Gall and Spleen._
Q. How come living creatures to have a gall? A. Because choleric humours
are received into it, which through their acidity helps the guts to
expel superfluities; also it helps digestion.
Q. How comes the jaundice to proceed from the gall? A. The humour of the
gall is bluish and yellow; therefore when its pores are stopped the
humour cannot go into the sack thereof, but are mingled with the blood,
wandering throughout all the body and infecting the skin.
Q. Why hath a horse, mule, ass or cow a gall? A. Though these creatures
have no gall in one place, as in a purse or vessel, yet they have one
dispersed in small veins.
Q. How comes the spleen to be black? A. It is occasioned by terrestrial
and earthy matter of a black colour. According to physicians, the spleen
is the receptacle of melancholy, and that is black.
Q. Why is he lean who hath a large spleen? A.
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