The pineal gland (also known as the pineal body [1] or epiphysis cerebri) is a small endocrine gland in the brain of most vertebrates. It produces melatonin, a serotonin-derived hormone, which modulates sleep patterns following the diurnal cycles. [2] The shape of the gland resembles a pine cone, which gives it its name. [3]

2022年6月22日 · What is the pineal gland? Your pineal gland, also called the pineal body or epiphysis cerebri, is a tiny gland in your brain that’s located beneath the back part of the corpus callosum. It’s a part of your endocrine system and secretes the hormone melatonin.

松果體（英文：Pineal body），又叫做松果腺（Pineal gland）、腦上體（Epiphysis cerebri），是一個位於脊椎動物 腦中的小內分泌腺體，位于上丘脑 [1] [2] 。 人脑 的松果体很微小，质量仅为100-150 毫克 ，它負責製造 褪黑素 ，一種會對醒睡模式與（季節性） 晝夜節律 ...

松果体位于 间脑 顶部， 缰连合 与 后连合 之间， 四叠体 上方的凹陷内，位于 第三脑室 顶，故又称为脑上腺，其一端借细柄与第三脑室顶相连，第三脑室凸向柄内形成 松果体隐窝。 松果体表面被以由 软脑膜 延续而来的 结缔组织 被膜，被膜随血管伸入实质内，将实质分为许多不规则小叶，小叶主要由 松果体细胞 、 神经胶质细胞 和 神经纤维 等组成。 松果体不是天眼，跟感知力没有关系。 [1-2] 松果体的血管丰富，其血流量仅次于 肾脏，由左、右脉络膜后动脉分支的微动脉 …

2025年3月18日 · Pineal gland, endocrine gland found in vertebrates that is the source of melatonin, a hormone derived from tryptophan that plays a central role in the regulation of circadian rhythm (the roughly 24-hour cycle of biological activities associated with natural periods of light and darkness).

2022年12月20日 · The pineal gland’s primary function is to regulate the circadian rhythm, including feeling tired and wakefulness. It does this through the secretion of melatonin.

PINEAL翻译：（大脑中的）松果体, （大脑）松果体的;与松果体有关的。 了解更多。

2024年8月7日 · What Is the Pineal Gland? The pineal gland is a neuroendocrine organ located in the brain that primarily produces melatonin, a hormone released in response to a lack of light. It is responsible for the body's circadian rhythms. Like all parts of the endocrine system, the pineal gland makes hormones.

2023年4月24日 · The pineal gland is an endocrine gland located in the posterior aspect of the cranial fossa in the brain. Its importance is in the circadian cycle of sleep and wakefulness. The pineal gland is also known as the epiphysis cerebri. The gland is pine cone-shaped and about 0.8 cm long. In an adult, it weighs about 0.1 g.

2024年9月26日 · The pineal gland is a small, pea-shaped endocrine gland located in the brain, responsible for producing the hormone melatonin, which regulates sleep-wake cycles and circadian rhythms. It responds to light exposure, influencing …