HealthAugust 13, 2026
tectum
TEK-tum
Definition
A major part of the midbrain that serves as a primary visual processing center in vertebrates like zebrafish.
Etymology
Derived from the Latin word 'tectum,' meaning 'roof' or 'ceiling,' reflecting its anatomical position in the dorsal part of the midbrain.
In the news
The article uses 'tectum' to identify the brain region where orientation-selective information from the retina is sent and processed, influencing the fish's visual behavior.
Early experience reshapes zebrafish retinal cells, alters behavior
Read the full article ↗The Transmitter