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Epithalamus. Epithalamus. 1-Habenular triangle and commisure 2- Pineal gland 3- Posterior commisure 4-Subcommisural organ. 1-Habenular triangle and commisure. Smell reflex. Fasciculus retroflexus. Habenular commisure. 2- Pineal gland. 8 mm. W= 120 mg. stalk. Third eye. 1. 2.
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Epithalamus • 1-Habenular triangle and commisure • 2- Pineal gland • 3- Posterior commisure • 4-Subcommisural organ
Smell reflex Fasciculus retroflexus
2- Pineal gland 8 mm W= 120 mg
1 2
Three biogenic amine • 1- Norepinephrine • 2- Serotonin(5-HT/ 5-hydroxytrptamine) • 3- Melatonin
Posterior commisure nuclei • 1- interestitial n. of post. commisure • 2- interestitial n. of cajal • 3- Darkschewitsch • 4- rostral interestitial n. of MLF
MLF (medial longitudinal pathway)