Foetal Physiology

Placental Development

Diagram of fetal circulation showing the heart, lungs, liver, umbilical vessels, major blood vessels, and the ductus arteriosus, ductus venosus, and foramen ovale.

Foetal Circulation

Popular

Diagram of a single hepatic lobule showing the portal field, portal venule, hepatic arteriole, bile ductule, hepatocytes, sinusoids, central vein, Kupffer cells, stellate cells, endothelial cells, and space of Disse.
Special Circulations

Hepatic Circulation

by Maab Elsaddig

Structural diagram of oxytocin, showing its cyclic peptide backbone, disulfide bond, and labeled residues.
Posterior Pituitary Gland

Oxytocin

by Rachel Howard and Kishan Pankhania

Diagram of a nephron showing the glomerulus, proximal convoluted tubule, descending and ascending loops of Henle, distal tubule, and collecting duct, with explanatory text about filtration, reabsorption, and secretion.
Regulation

Water Filtration and Reabsorption

by Omar Haque