what is the sella in the brain
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- The sella turcica (cell-ah tur-sick-ah) is a saddle-shaped space depression in the floor of the skull that houses the pituitary gland. (Its name means “Turkish saddle” in Latin.) The pituitary gland, which is responsible for the body’s hormonal function, resides within the sella turcica.
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Alternative names for empty sella syndrome Alternative names for empty sella syndrome ESS. What is empty sella syndrome? The pituitary gland sits in the sella turcica, a bony box at the base of the brain, which protects it. On magnetic resonance imaging (MRI) scans of a normal brain, the pituitary gland would normally almost fill the sella turcica.
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Alone we are rare. Together we are strong.â¥ Donate Today Occasionally, headaches or pituitary dysfunction may occur. Empty sella syndrome may occur as a primary disorder, for which the cause is unknown (idiopathic), or as a secondary disorder, in which it occurs due to an underlying condition or disorder such as a pituitary tumor or trauma in the pituitary region.
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Empty Sella Syndrome Secondary empty sella syndrome - happens when the pituitary gland regresses after surgery to remove a pituitary tumor; radiation to treat a pituitary tumor; or a condition that damages the pituitary gland such as an old history of pituitary apoplexy that the patient was unaware of, hypophysitis, or neurosarcoidosis.
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- The putamen is a round structure located at the base of the forebrain (telencephalon). The putamen and caudate nucleus together form the dorsal striatum. It is also one of the structures that comprises the basal ganglia. Through various pathways, the putamen is connected to the substantia nigra and globus pallidus.
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Functional Anatomy of the Hypothalamus and Pituitary Gland The pituitary gland, also known as the hypophysis, is a roundish organ that lies immediately beneath the hypothalamus, resting in a depression of the base of the skull called the sella turcica (Turkish saddle).
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- The pituitary gland or hypothesis is a small gland about 1 centimeter in diameter or the size of a pea. It is nearly surrounded by bone as it rests in the sella turcica, a depression in the sphenoid bone. The gland is connected to the hypothalamus of the brain by a slender stalk called the infundibulum.
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Brain Anatomy and Function The cerebrum is the largest part of the brain and is part of the forebrain. It houses the nerve center that controls sensory, motor activities and intelligence. The outer layer, the cerebral cortex, is made of nerve fibers called gray matter.
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What structure connects the pituitary gland to the brain? In vertebrate anatomy the pituitary gland, or hypophysis, is an endocrine gland about the size of a pea and weighing 0.5 g (0.02 oz.), in humans. It is a protrusion off the bottom of the hypothalamus at the base of the brain, and rests in a small, bony cavity (sella turcica) covered by a dural fold (diaphragma sellae).
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Brain's Peripheral Vision Area Connected to Emotions and Attention This discovery could lead to newer treatments for phobias and Alzheimer's disease. Researchers say that this part of brain called prostriata has a direct link to other areas of brain that are used for decision making and emotions. “The brain is the most complex organ in the human body and perhaps the most remarkable. These findings change how we think of the brain in terms of how visual information is processed,” said Dr. Hsin-Hao Yu from Monash University’s Department of Physiology and lead author of study.
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Putamen Putamen is also a botanical term for the stone in a fruit, such as a peach. The putamen is a round structure located at the base of the forebrain (telencephalon). The putamen and caudate nucleus together form the dorsal striatum.It is also one of the structures that comprises the basal ganglia. Through various pathways, the putamen is connected to the substantia nigra and globus pallidus.he putamen is the outer most portion of the basal ganglia. These are a group of nuclei in the brain that are interconnected with the cerebral cortex, thalamus, and brain stem. Basal ganglia include the dorsal striatum, substantia nigra, nucleus accumbens, and the subthalamic nucleus.
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- 4 History The corpus callosum The corpus callosum is a structure in the brain of all placental mammals that connects the left and right cerebral hemisphere. Containing numerous intra-, and interhemispheric axonal projections it is considered to be the largest white matter structure in the brain.
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Anatomy of the Brain The cerebrum is the largest part of the brain and is composed of right and left hemispheres. It performs higher functions like interpreting touch, vision and hearing, as well as speech, reasoning, emotions, learning, and fine control of movement. The cerebellum is located under the cerebrum.
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Pineal gland The pineal gland, also known as the pineal body, conarium or epiphysis cerebri, is a small endocrine gland in the vertebrate brain.early all vertebrate species possess a pineal gland. The most important exception is the hagfish, which is often thought of as the most primitive extant vertebrate. Even in the hagfish, however, there may be a pineal equivalent structure in the dorsal diencephalon.
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ch 20 patho The pituitary gland is located in the bony sella turcica. Osmoreceptors of the hypothalamus do not affect the release of antidiuretic hormone (ADH). The thyroid gland produces 90% T4 and 10% T3, but T3 has the greater metabolic effect.
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Empty sella syndrome It sits in a saddle-like compartment in the skull called the sella turcica. In Latin, it means Turkish saddle. When the pituitary gland shrinks or becomes flattened, it cannot be seen on an MRI scan. This makes the pituitary gland look like an empty sella.. But the sella is not actually empty. It is often filled with cerebrospinal fluid (CSF). CSF is fluid that surrounds the brain and spinal cord. With empty sella syndrome, CSF has leaked into the sella turcica, putting pressure on the pituitary gland.
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Sella turcica The seat of the saddle, the deepest part of the sella turcica known as the hypophyseal fossa, holds the pituitary gland (hypophysis).
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Empty sella syndrome Causes. The pituitary gland is a small gland located at the base of the brain. It sits in a saddle-like compartment in the skull called the sella turcica. In Latin, it means Turkish saddle. When the pituitary gland shrinks or becomes flattened, it cannot be seen on an MRI scan.
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- Indeed, the. distance separating the optic chiasm from the sellar diaphragm is. equal to 10 mm. •Anatomical variations in the position of the optic chiasm with. respect to the sella turcica and the different modalities of growth of. expansive lesions in this region justify the heterogeneity of visual. field defects.
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Structure of the Brain Cerebrum (The Forebrain) This is the largest area of the brain and is concerned with all higher mental functions, such as thinking and memory. It is made up of two halves or hemispheres. The right cerebral hemisphere controls the left side of the body and the left cerebral hemisphere controls the right side of the body.
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What does this mean? My fiance had an MRI recently because of an abnormal CT scan. This is what the report on the MRI reads: There are no mass effects or midline shift. There is no hydrocephalus. No extra-axial collections are present. There is no evidence of intraparenchymal hemorrhage. Craniocervical junction is unremarkable. The sella is normal in size.
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Overview of the Pituitary Gland The pituitary, a pea-sized gland at the base of the brain, produces a number of hormones. Each of these hormones affects a specific part of the body (a target organ or tissue). Because the pituitary controls the function of most other endocrine glands, it is often called the master gland.Hormone.he pituitary is a pea-sized gland that is housed within a bony structure (sella turcica) at the base of the brain. The sella turcica protects the pituitary but allows very little room for expansion. The pituitary controls the function of most other endocrine glands and is therefore sometimes called the master gland.
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-   The frontal and temporal lobes are the main ares of speech and language.   The part of the brain that controls speech is your Broca's area.It is located behind your … left temple. 27 people found this useful.any parts of the brain contribute to emotion, but the Amygdala is usually considered to be the correct answer to this question. The Amygdala stores and classifies emotional m … emories and is responsible for producing emotional responses, especially fear.
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- Empty sella syndrome (ESS) is characterized by an enlarged bony structure (sella turcica) that houses the pituitary gland at the base of the brain.
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What is the Sella Turcica? The sella turcica is a structure in the skull which is designed to support the pituitary gland. This important gland at the base of the brain releases a number of different hormones from its snugly positioned spot in the sella turcica.
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Cerebrum The cerebrum is a large part of the brain containing the cerebral cortex (of the two cerebral hemispheres), as well as several subcortical structures, including the hippocampus, basal ganglia, and olfactory bulb. In humans, the cerebrum is the superior-most region of the central nervous system.