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What Part Of The Brain Controls Balance

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What Controls The Bodys Balance

Cerebral Palsy, a common disorder movement in children

In addition to the cerebellum, two crucial structures in maintaining balance are the inner ear and the vestibular cranial nerves.

Located in the inner ear, the vestibular system provides your brain with the necessary information for motion, head position, and spatial orientation.

It also plays a role in your motor functions that are involved in keeping your balance, stabilizing your head and body during movement, and also helps maintain your posture.

The vestibular system is absolutely essential for your bodys equilibrium, thus making it a vital part aiding you in balance.

Damage to any part of the brain related to balance isnt inherently life-threatening, however, it can result in jerky and uncoordinated movements if the damage is severe.

The Parietal And Temporal Lobes

We cant talk about the occipital lobe without giving a little credit to these two. While the occipital lobe carries most of the visual burden, its the parietal and temporal lobes that help us make sense of what were seeing.

The parietal lobe plays a big role in visuospatial cognition, our ability to recognize and adapt to the physical space around us. This includes abilities like depth perception, navigation and movement.

When you want to change the channel on TV, youre first using the occipital lobe to see the remote. But the parietal lobes visuospatial recognition is used to gauge how much distance is between you and the remote an important detail once you decide to reach for it.

The temporal lobe controls memory it assigns meaning to the images we see. After the occipital lobe registers the image of the TV remote, structures in the temporal lobe subconsciously remind us that the remote is used to change the channel, that it needs to be pointed at the TV, and which button we need to press to get to the channel were seeking.

The frontal lobe is usually not considered to be directly involved with vision, but scientists dont think it should be left out completely. According to the Georgia Institute of Technology, new research actually suggests it might play a role in vision after all.

How Are Chiari Malformations Diagnosed

Currently, no test is available to determine if a baby will be born with a Chiari malformation. Since CMs are associated with certain birth defects like spina bifida, children born with those defects are often tested for malformations. However, some malformations can be seen on ultrasound images before birth.

Many people with Chiari malformations have no symptoms and their malformations are discovered only during the course of diagnosis or treatment for another disorder. The doctor will perform a physical exam and check the person’s memory, cognition, balance , touch, reflexes, sensation, and motor skills . A doctor also may order imaging tests to diagnose a Chiari malformation or show hydrocephalus or bone abnormalities that might be associated with the disorder.

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What Are The Parts Of The Brainstem

Your brainstem consists of three parts:

  • Midbrain: The top part of the brainstem is crucial for regulating eye movements.
  • Pons: The middle portion of the brainstem coordinates facial movements, hearing and balance.
  • Medulla oblongata: The bottom part of the brainstem helps regulate your breathing, heart rhythms, blood pressure and swallowing.

Your brainstem also contains your reticular activating system . The RAS is a network of neurons . Your RAS controls your sleep and wake cycles. It also helps you stay alert and attentive to your surroundings.

Tumor In The Cerebellum

What the Different Parts of the Brain Do

Tumors are abnormal cells that can either grow in the brain or migrate there from a different part of the body. These tumors might be benign and not spread through the body. Malignant tumors grow and spread, leading to cancer.

Symptoms of a tumor in the cerebellum include:

  • a headache
  • ataxia
  • difficulties with coordination

Diagnosis and treatment will vary based on age, the overall state of health, the course of the disease, the potential outlook, and other factors.

Preserving overall brain health is the best way to avoid damage to the cerebellum.

Reducing the risk of stroke, brain injury, and exposure to poisons can help prevent some forms of ataxia.

  • Quitting smoking: Smoking increases the risk of stroke by thickening the blood and raising blood pressure.
  • Limiting alcohol use: Large amounts of alcohol can damage the cerebellum. Alcohol also raises blood pressure, which increases the risk of stroke.
  • Exercise: Regular physical activity benefits the heart and blood vessels and reduces the risk of stroke. The Centers for Disease Control and Prevention recommend

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What Part Of The Brain Controls Vision

The brain consists of four main segments called lobes. The frontal lobe up front, the parietal lobe on top, the temporal lobe on bottom and the occipital lobe pulling up the rear. All of our senses, thoughts and actions start in one of these lobes.

Most visual functions are controlled in the occipital lobe, a small section of the brain near the back of the skull. But processing eyesight is no simple task, so other parts of the brain have to pitch in too.

How The Eyes Communicate With The Brain

When we decide to look at something, a brainstem structure called the pons is called into action. It controls eye movement, constantly telling our eye muscles to move toward the correct stimulus of light .

When light enters the eye through the pupil, it strikes in the retina called rods and cones. Rod cells are responsible forperipheral vision and night vision, while cone cells react to brighter light, color and fine details.

When light hits its corresponding rod or cone, the cell activates, firing a nerve impulse through the optic nerve the middle man between the eye and the brain.

This impulse travels across countless nerve endings and eventually ends up with our pal the occipital lobe, where its processed and perceived as a visible image. This is eyesight.

Since an image isnt much help without meaning, the occipital lobe sends this visual information to the hippocampus in the temporal lobe. Here its stored as a memory.

All of this happens within the tiniest fraction of a second, allowing us to perceive the world in essentially real time.

The human brain is an incredibly complex web of neurons and synapses. And the more we understand about its mind-boggling ability to process and make sense of random collections of light, the more we can appreciate the equally complex world around us.

STILL HAVE QUESTIONS ABOUT YOUR BRAIN AND VISION? Talk to an eye doctor near you to schedule an appointment.

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Pituitary Gland Controls Growth

The pituitary gland is very small only about the size of a pea! Its job is to produce and release hormones into your body. If your clothes from last year are too small, it’s because your pituitary gland released special hormones that made you grow. This gland is a big player in puberty too. This is the time when boys’ and girls’ bodies go through major changes as they slowly become men and women, all thanks to hormones released by the pituitary gland.

This little gland also plays a role with lots of other hormones, like ones that control the amount of sugars and water in your body.

Good Balance Is Often Taken For Granted

Brain

Good balance is often taken for granted. Most people dont find it difficult to walk across a gravel driveway, transition from walking on a sidewalk to grass, or get out of bed in the middle of the night without stumbling. However, with impaired balance such activities can be extremely fatiguing and sometimes dangerous. Symptoms that accompany the unsteadiness can include dizziness, vertigo, hearing and vision problems, and difficulty with concentration and memory.

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What Part Of The Brain Controls Anger

Much like fear, anger is a response to threats or stressors in your environment. When youre in a situation that seems dangerous and you cant escape, youll likely respond with anger or aggression. You can think of the anger response and the fight as part of the fight-or-flight response.

Frustration, such as facing roadblocks while trying to achieve a goal, can also trigger the anger response.

Anger starts with the amygdala stimulating the hypothalamus, much like in the fear response. In addition, parts of the prefrontal cortex may also play a role in anger. People with damage to this area often have trouble controlling their emotions, especially anger and aggression.

Parts of the prefrontal cortex of the brain may also contribute to the regulation of an anger response. People with damage to this area of the brain sometimes

The Biggest Part: The Cerebrum

The biggest part of the brain is the cerebrum. The cerebrum is the thinking part of the brain and it controls your voluntary muscles the ones that move when you want them to. So you need your cerebrum to dance or kick a soccer ball.

You need your cerebrum to solve math problems, figure out a video game, and draw a picture. Your memory lives in the cerebrum both short-term memory and long-term memory . The cerebrum also helps you reason, like when you figure out that you’d better do your homework now because your mom is taking you to a movie later.

The cerebrum has two halves, with one on either side of the head. Scientists think that the right half helps you think about abstract things like music, colors, and shapes. The left half is said to be more analytical, helping you with math, logic, and speech. Scientists do know for sure that the right half of the cerebrum controls the left side of your body, and the left half controls the right side.

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Which Part Of The Brain Controls Memory

There are three main areas of the brain: the cerebrum, the cerebellum, and the brain stem. As well as hemispheres and lobes. They play key roles in encoding, storing, and retrieving memories.

Consisting of three main areas: cerebrum, cerebellum, and the brain stem. These parts of the human brain serve in the creation of memories, storing memories, and the retrieval of memories. Working in unison the brain allows for a person to control their memories.

âThe brain is far more intricate than a few bits and pieces stitched together. After all, this is the organ that built the pyramids, painted the Sistine Chapel, wrote Shakespearean sonnets, and landed on the moon.

There are 86 million neurons in the brain, forming a dense network of pathways. While weâre nowhere close to a comprehensive understanding of this three-pound organ, we can localize certain functions and aspects to specific regions, including memory.

Conditions That Affect The Cerebellum

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When your cerebellum is damaged, nerve cells break down and die and can cause the following:

  • Ataxia: The loss of control of voluntary movement
  • Cognitive impairment: A reduction in conscious mental activities, including thinking, learning, memory, and concentration
  • Dystonia: Involuntary contraction of muscles that normally work in cooperation so that a body part is held in an unusual and often painful position as a result
  • Tremors: Involuntary, rhythmic contraction of muscles that can lead to shaking movements in the hands, legs, face, head, or vocal cords
  • Unsteady gait: Walking unsteadily or clumsily
  • Vertigo:The dizziness sensation of spinning, swaying, or tilting, which is frequently associated with balance problems and often accompanied by nausea, vomiting, headache, or hearing loss

In addition, researchers are studying the link between cerebellum dysfunction and the following:

  • Anxiety disorders: A category of disorders including panic disorder and social anxiety disorder that are marked by excessive or irrational anxiety or fear that is disproportionate to the actual threat
  • Autism spectrum disorder: A developmental condition that causes impairments in social interactions and communication
  • Dyslexia: A disorder that makes it difficult to process speech and results in problems with reading, writing, and spelling
  • Schizophrenia: A psychotic disorder characterized by distorted perceptions, thoughts, emotions, and beliefs that are not connected to reality

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The Cell Structure Of The Brain

The brain is made up of two types of cells: neurons and glial cells, also known as neuroglia or glia. The neuron is responsible for sending and receiving nerve impulses or signals. Glial cells are non-neuronal cells that provide support and nutrition, maintain homeostasis, form myelin and facilitate signal transmission in the nervous system. In the human brain, glial cells outnumber neurons by about 50 to one. Glial cells are the most common cells found in primary brain tumors.

When a person is diagnosed with a brain tumor, a biopsy may be done, in which tissue is removed from the tumor for identification purposes by a pathologist. Pathologists identify the type of cells that are present in this brain tissue, and brain tumors are named based on this association. The type of brain tumor and cells involved impact patient prognosis and treatment.

Which Part Of The Brain Controls Balance And Posture Plus Coordination

Did you know that maintaining balance is a very difficult and complicated process that is happening in your brain? It involves multiple parts of your brain performing and happens as a result of your brain communicating with your environment.

If you are curious about which part of the brain controls balance and posture, that main part of your brain is theCerebellum.

But, other parts of the brain that help out too. The brain stem is also responsible for the development of healthy breathing practices and balance as well.

TheCerebellum, which is also known as your little brain, is located at the back of your cranium or your head, above the amygdala . Besides controlling balance and posture, the Cerebellum is also responsible for monitoring your voluntary movements, eye movements, and speech control.

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Be Good To Your Brain

So what can you do for your brain? Plenty.

  • Eat healthy foods. They contain vitamins and minerals that are important for the nervous system.
  • Get a lot of playtime .
  • Wear a helmet when you ride your bike or play other sports that require head protection.
  • Don’t drink alcohol, take drugs, or use tobacco.
  • Use your brain by doing challenging activities, such as puzzles, reading, playing music, making art, or anything else that gives your brain a workout!

What Causes These Malformations

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CM Is most often caused by structural defects in the brain and spinal cord that occur during fetal development. This is called primary or congenital Chiari malformation. CM can also be caused later in life if spinal fluid is drained excessively from the lumbar or thoracic areas of the spine either due to traumatic injury, disease, or infection. This is called acquired or secondary Chiari malformation. Primary Chiari malformation is much more common than secondary Chiari malformation.

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What Part Of The Brain Controls Fear

From a biological standpoint, fear is a very important emotion. It helps you respond appropriately to threatening situations that could harm you.

This response is generated by stimulation of the amygdala, followed by the hypothalamus. This is why some people with brain damage affecting their amygdala dont always respond appropriately to dangerous scenarios.

When the amygdala stimulates the hypothalamus, it initiates the fight-or-flight response. The hypothalamus sends signals to the adrenal glands to produce hormones, such as adrenaline and cortisol.

As these hormones enter the bloodstream, you might notice some physical changes, such as an increase in:

  • heart rate
  • blood sugar
  • perspiration

In addition to initiating the fight-or-flight response, the amygdala also plays a role in fear learning. This refers to the process by which you develop an association between certain situations and feelings of fear.

What Research Is Being Done

The National Institute of Neurological Disorders and Stroke is the primary organization at the National Institutes of Health that funds research on Chiari malformations and other brain and spinal conditions. NHI is the leading supporter of biomedical research in the world.

Genetic studies. Mutations in the PI3K-AKT signaling pathway can cause brain overgrowth that may accompany CM, hydrocephalus, and other brain disorders. NINDS scientists are looking for other gene mutations that could act through PI3K-AKT signaling and additional pathways., which may lead to new diagnostic tests and better treatments options for Chiari malformations and other developmental brain disorders.

Brain mechanisms. Certain signals at the midbrain-hindbrain boundary tell the brain to properly develop the cerebellum and other parts of the brain. However, how these brain regions are initiated, formed, and maintained is not well understood. NINDS scientists are studying zebrafish embryos in order to gain a better understanding of how the MHB forms. This will provide valuable insights into human brain development, particularly the cerebellum. Other investigators are studying the expression of different growth factors on the development of the brain, skull, spine, and spinal cord. Interference with normal gene function through gene mutation or environmental factors may influence the development of CM.

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The Part Of The Brain Controlling: Balance And Hearing

The processing of sound happens in the temporal lobes which are a part of the cerebrum. The audio stimuli come through the ear and go directly into the primary auditory cortex located in the temporal lobes.

But how does the temporal lobe affect balance?

Have you ever heard a loud noise and reflexively found yourself moving away from the source of the noise?

Thats the temporal lobe at work. Your temporal lobe is directly connected to the cerebellum by neural pathways. This connection enables a quick reaction to loud noise.

What Part Of Your Body Controls Balance

Nervous System

The eyes, the joints and muscles and the vestibular organs in the inner ears control a bodys balance by sending nerve signals to the brain. Dysfunction in any one of these systems can result in loss of balance.

Light-sensitive nerve endings, or sensory receptors, in the retina send nerve impulses to the brain. These visual sensory signals are used by the brain to help maintain balance.

Sensory input provided by muscles and joints, the sense of proprioception, is received by the brain. The muscles and joints are surrounded by sensory receptors sensitive to pressure or stretch, and these sensory impulses tell the brain what the body is doing at any instant. The impulses that come from the neck, which indicate the heads direction, and the impulses that come from the ankles, which determine the bodys movement or sway, are the most important.

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