𝗣𝗔𝗥𝗨𝗟 𝗞𝗛𝗔𝗧𝗢𝗥 | 𝗢𝗽𝗵𝘁𝗵𝗮𝗹𝗺𝗼𝗹𝗼𝗴𝗶𝘀𝘁 on Instagram: "What do you think? ✨ The human visual system evolved to detect movement for survival. Tiny moving dots: • activate the superior colliculus (primitive visual attention center) • grab attention without conscious effort • reduce mental load Your brain goes into a low-stress, high-engagement state — which feels enjoyable and calming at the same time. Video credit: @justtrip.it"

Superior rectus muscle

Obliquus capitis superior muscle

The superior colliculi are a structure of the dorsal midbrain and are part of the mesencephalic tectum.

Brain-superior Colliculus On White Background Human Stock Footage Video (100% Royalty-free) 1014382175 | Shutterstock

Thalamus

Subarachnoid space