optic lobe

(redirected from optic lobes)
Also found in: Medical, Encyclopedia.

optic lobe

n.
Either of two lobes of the dorsal part of the midbrain, containing primary visual centers.
References in periodicals archive ?
Finally, I will study divergence in the visual system, beyond opsins, using comparative transcriptomics of the retina and the brain s optic lobes.
PARP activity was assayed in optic lobes, supraesophageal mass, and optic nerves.
Fossils reveal that dinosaurs often had very large eyes and sizable optic lobes in their brains.
Six electrodes from the pack are implanted into the beetle's optic lobes and flight muscles, according to the article.
Optic lobes are diffuse and indistinct, and the abdomen is a diffuse round lobe at the base of the "V".
These EtOH-induced decreases in long-chain/short membrane fatty acids and unsaturated/saturated membrane fatty acids correlate with EtOH-induced reductions in brain neuron densities within the cerebral hemispheres and optic lobes and increased levels of brain lipid hydroperoxides.
The size of its optic lobes led scientists to believe that Leaellynasaura was equipped with night vision.
In cephalopods the optic glands (OG) form a pair of oval organs located at the posterior edge of the optic brain tract, above the hilum of the optic lobes (Boycott & Young 1956).
Squid optic lobes were dissected onto pre-chilled petridishes and weighed.
The two largest parts, the optic lobes for the eyes and the nervous system of the arms, sit outside the central brain capsule.
These EtOH-induced membrane fatty acid changes correlate with EtOH-induced reductions in brain neuron densities within the cerebral hemispheres and optic lobes and increased levels of brain lipid hydroperoxide levels.
After the animals were sacrificed, the optic lobes were rapidly dissected from the animals and frozen at -70 [degrees]C.