The growth or increase of the protoplasm at the expense of the nutritive matter for a time keeps pace with the increased size of the cell, but by and by it becomes vacuolated as more and more water is attracted into the interior.
2
The latter are vacuolated, and contain each a nucleus and several dark granules.
3
Vacuolated tissue of pharyngeal wall, the so-called " pleurochords " of Masterman.