progression of morphogenetic furrow involved in compound eye morphogenesis
pronephric sinus development
prostate glandular acinus development +
pyramid development +
rectal diverticulum development
regeneration +
renal cortex development +
renal inner medulla development
renal outer medulla development +
reproductive structure development +
retina development in camera-type eye +
rhombomere development +
right horn of sinus venosus development
roof of mouth development +
root cap development
sclerotium development +
seed coat development +
serous membrane development +
socially cooperative development +
soft palate development
spinal cord development +
stamen filament development
stigma development
stipule development
stomach development +
stomium development
striatum development +
style development
subpallium development +
substantia propria of cornea development
substrate mycelium formation
subthalamus development +
superior colliculus development
superior reticular formation development
superior temporal gyrus development
suspensor development
system development +
telencephalon development +
thalamus development +
third ventricle development
tissue development +
tooth eruption
trachea submucosa development +
tube development +
umbilical cord development +
vascular cord development
ventral cord development
ventral midline development +
The process whose specific outcome is the progression of the ventral midline over time, from its formation to the mature structure. In protostomes (such as insects, snails and worms) as well as deuterostomes (vertebrates), the midline is an embryonic region that functions in patterning of the adjacent nervous tissue. The ventral midline in insects is a cell population extending along the ventral surface of the embryo and is the region from which cells detach to form the ventrally located nerve cords. In vertebrates, the midline is originally located dorsally. During development, it folds inwards and becomes the ventral part of the dorsally located neural tube and is then called the ventral midline, or floor plate.