Voynich's anatomy

[ololololo]

Given that the top illustrations may depict organic fluids in the form of alchemical elements

The top illustration is a water lifting device known as the You are not allowed to view links. Register or Login to view..  The giveaway clues are the spiral tube wrapped around a rotating axle with water flowing through it.

Except that along the chain of copying and re-copying that led to that illustration there was some "artist" who had not the foggiest idea of the device's purpose and how it worked.   So he changed the axis to be horizontal, with both ends high above the water source, and water flowing continuously out of both ends like spigots.  With a useless ornamental band along the spine.

And he even rendered one of the ends of the round tube as a square opening.  What is wrong with a bit of You are not allowed to view links. Register or Login to view.?

All the best, --stolfi

This means that the intestines are stylized as an Archimedean screw.
I think it's very strange to consider artists to be so stupid and "free."