what is the function of the ventromedial hypothalamus?
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"The ventromedial hypothalamus (VMH) is a distinct morphological nucleus involved in terminating hunger, fear, thermoregulation, and sexual activity." This nuclear region is involved with the recognition of the feeling of fullness.
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The hypothalamus receives many inputs from the brainstem, the most notable from the nucleus of the solitary tract, the locus coeruleus, and the ventrolateral medulla.
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The anterior lobe releases hormones upon receiving releasing or inhibiting hormones from the hypothalamus. These hypothalamic hormones tell the anterior lobe whether to release more of a specific hormone or stop production of the hormone.
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The hypothalamus plays a significant role in the endocrine system. It is responsible for maintaining your body's internal balance, which is known as homeostasis. To do this, the hypothalamus helps stimulate or inhibit many of your body's key processes, including: Heart rate and blood pressure.
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The ventricular system is a set of communicating cavities within the brain. These structures are responsible for the production, transport and removal of cerebrospinal fluid, which bathes the central nervous system.
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A major role of the thalamus is to support the motor and language system. Damage to the thalamus can lead to permanent coma. The important function of hypothalamus is to link the nervous system to the endocrine system via the pituitary gland. It also secretes neurohormones.
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The pons also serves to connect the cerebral cortex to the medulla oblongata via the cerebral peduncles. The pons is involved in many autonomic and sensory functions including arousal, respiratory processes, fine motor control, equilibrium, muscle tone, and the Circadian cycle (specifically regulating sleep).
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The anterior lobe of the pituitary produces and releases (secretes) six main hormones: Growth hormone, which regulates growth and physical development and has important effects on body shape by stimulating muscle formation and reducing fat tissue.
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B and C: Dopamine, oxytocin, and vasopressin are all made in the hypothalamus, a region of the brain that controls many vital functions as well as emotion. D: Several of the regions of the brain that affect love. Lust and attraction shut off the prefrontal cortex of the brain, which includes rational behavior.
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The hypothalamus links the nervous and endocrine systems by way of the pituitary gland. Its function is to secrete releasing hormones and inhibiting hormones that stimulate or inhibit (like their names imply) production of hormones in the anterior pituitary.
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Vasomotor center. The vasomotor center (VMC) is a portion of the medulla oblongata in the brainstem, that, together with the cardiovascular center and respiratory center, regulates blood pressure and other homeostatic processes.
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The thalamus, hypothalamus (production of important hormones and regulation of thirst, hunger, mood etc) and basal ganglia (reward processing, habit formation, movement and learning) are also involved in the actions of the limbic system, but two of the major structures are the hippocampus and the amygdala.
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The diencephalon, one of the most highly developed structures of the human central nervous system, consists of two major components: the thalamus, a key structure for transmitting information to the cerebral hemispheres; and the hypothalamus, which integrates the functions of the autonomic nervous system and endocrine ...
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The Hypothalamus Essentials The portion of the brain that maintains the body's internal balance (homeostasis). The hypothalamus is the link between the endocrine and nervous systems. The hypothalamus produces releasing and inhibiting hormones, which stop and start the production of other hormones throughout the body.
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The limbic system is the area of the brain most heavily implicated in emotion and memory. Its structures include the hypothalamus, thalamus, amygdala, and hippocampus. The hypothalamus plays a role in the activation of the sympathetic nervous system, which is a part of any emotional reaction.
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Leptin is a hormone released from fat cells in adipose tissue. Leptin signals to the brain, in particular to an area called the hypothalamus. Leptin does not affect food intake from meal to meal but, instead, acts to alter food intake and control energy expenditure over the long term.
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Hormone secretion from the anterior pituitary gland is regulated by hormones secreted by the hypothalamus. Neuroendocrine cells in the hypothalamus project axons to the median eminence, at the base of the brain.