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 nut, which gives it its name. [3]

2025年1月10日 · In this article, we shall look at the anatomy of the pineal gland – its structure, position and vasculature. Explore, cut, dissect, annotate and manipulate our 3D models to visualise anatomy in a dynamic, interactive way. The pineal gland is small glandular body, approximately 6mm long. It is shaped like a pine cone, from which its name is derived.

2024年8月7日 · The pineal gland (or pineal body) is a small organ that lies within the roof of the third ventricle, deep within the brain. Autopsy studies have shown that the average size of the pineal gland is similar to that of a grain of rice.

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.

2023年11月3日 · The pineal gland, or epiphysis is a small cone-like structure that comprises a part of the diencephalon. It is a neuroendocrine gland that secretes the hormone melatonin …

The pineal gland, also called pineal body or epiphysis cerebri, is a small cone-shaped structure that extends posteriorly from the third ventricle of the brain. The pineal gland consists of portions of neurons, neuroglial cells, and specialized secretory cells called pinealocytes.

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.

2020年9月20日 · The pineal gland (PG) is a unique, small-sized endocrine organ. It forms an appendix from the caudal end of the diencephalon that includes the pineal recess of the third ventricle. The pineal region includes the PG inside the quadrigeminal cistern.

The pineal gland (pineal body) is a pea-sized midline organ named for its shape resembling a pine cone (Latin pinea), projecting caudally from the posterior wall of the third ventricle into the quadrigeminal cistern, where it rests between the splenium of the corpus callosum superiorly, quadrigeminal plate inferiorly, and thalamic pulvinars ...

The human pineal is a small gland shaped as a pine cone and located posteriorly in the midline of the brain, at the quadrigeminal plate cistern. In adults, the gland measures approx 8 mm in its longest diameter and weighs approx 100 mg.