What Is The Purpose Of The Cerebellum – The cerebellum (activation in red) communicates with different areas of the cerebrum (activation in green) to improve the storage of emotional information. Credit: MCN, University of Basel
The cerebellum is primarily known for regulating movement. Scientists from the University of Basel have now discovered that the cerebellum also plays an important role in the memory of emotional experiences.
- 1 What Is The Purpose Of The Cerebellum
- 2 The Structure And Function Of The Brain
- 3 Mesencephalon (midbrain) Function And Structures
- 4 Ventricles Of The Brain: Anatomy, Function, Associated Conditions
- 5 The Role Of The Cerebellum Is Greater Than We Knew
- 6 Parts Of The Brain: Anatomy, Functions, And Conditions
- 7 Functional Specialization (brain)
What Is The Purpose Of The Cerebellum
Both positive and negative emotional experiences are particularly well stored in human memory. This phenomenon is important for our survival, because we need to remember dangerous situations in order to avoid them in the future. Previous studies have shown that a central role in this phenomenon is played by a brain structure called the amygdala, which is important in processing emotions. Emotions activate the amygdala, which in turn facilitates the storage of information in different areas of the cerebrum.
The Structure And Function Of The Brain
The cerebellum (Latin for “little brain”) is the part of the brain in the back of the head between the cerebrum and the brainstem. Among other functions, the cerebellum plays an important role in motor control, regulating balance for walking and standing, and other complex motor functions.
Current research is investigating the cerebellum’s role in storing emotional experiences. In a large study, researchers showed 1,418 participants emotional and neutral images and recorded the subjects’ brain activity using magnetic resonance imaging. The study was led by Professor Dominique de Quervain and Professor Andreas Papassotiropoulos from the University of Basel. It was published on October 3 in
In a subsequent memory test, participants remembered positive and negative images much better than neutral images. Improved storage of emotional images was associated with increased brain activity in areas of the cerebrum already known to play a role. However, the team also identified increased activity in the cerebellum. The cerebellum in communication with the cerebellum
The scientists were also able to show that the cerebellum shows stronger communication with different parts of the cerebrum during the process of improved storage of emotional images. It receives information from the cingulate gyrus – a region of the brain that is important for the perception and evaluation of feelings. Furthermore, the cerebellum sends signals to various brain regions, including the amygdala and hippocampus. The latter plays a central role in memory.
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“These results indicate that the cerebellum is an integral component of the network responsible for enhanced storage of emotional information,” says de Quervain. Although improved memory for emotional events is a key survival mechanism, it has its downsides: in the case of very negative experiences, it can lead to recurrent anxiety. This means that the findings, now published, could also be relevant to understanding psychiatric conditions such as post-traumatic stress disorder. Basel Research on Emotion and Memory
The current study is part of a large research project conducted by the Research Platform for Molecular and Cognitive Neuroscience (MCN) at the University of Basel and the University Psychiatric Clinic (UPK) Basel. The goal of this project is a better understanding of emotional and cognitive processes and the transfer of results from basic research to clinical projects.
Reference: “Human Cerebellum and Corticocerebellar Connections Involved in Emotional Memory Enhancement” Matthias Fastenrath, Klara Spalek, David Coynel, Eva Loos, Annette Milnik, Tobias Egli, Nathalie Schicktanz, Léonie Geissmann, Benno Roozendaal, Andreas Papasso. . de Quervain, October 3, 2022,
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Mesencephalon (midbrain) Function And Structures
The universe is expanding rapidly, probably driven by dark energy. However, the Hubble tension, a discrepancy in measurements of the expansion rate, poses a challenge to current…
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In psychology, the cerebellum is often defined as the region of the brain responsible for coordinating and refining motor movements, ensuring balance and posture, and facilitating procedural learning.
Although traditionally associated primarily with motor control, recent research has expanded our understanding of the role of the cerebellum, suggesting its involvement in cognitive processes, emotion regulation, attention, and even some aspects of language processing.
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So, in a psychological context, the cerebellum is associated with the physical coordination of movements and the coordination of thoughts and emotions.
Although the cerebellum makes up only 10% of the total brain mass, it contains more than half the nerve cells than the rest of the brain combined.
The cerebellum is also one of the few mammalian brain structures where adult neurogenesis (development of new neurons) has been confirmed.
The cerebellum is the older part of the brain, which is also found in animals. According to scientists, it is even believed that the cerebellum was present in animals that existed before humans.
Ventricles Of The Brain: Anatomy, Function, Associated Conditions
The cerebellum is located in the back of the brain, behind the brainstem, below the temporal and occipital lobes, and below the back of the cerebrum.
The cerebellum is also divided into two hemispheres, like the cerebral cortex. Unlike the cerebral hemispheres, each hemisphere of the cerebellum is connected to each side of the body.
The cerebellum consists of the cerebellum, the outer layer, which contains brain tissue, filled with most cerebellar neurons. It plays a key role in processing and integrating information sent to the cerebellum.
There is also a fluid-filled chamber and the nucleus of the cerebellum, which is the inner part, which contains neurons that carry information from the cerebellum to other areas of the brain.
Neuroscientists Discover New Function Of The Cerebellum: Emotional Memory
It is considered that there are three anatomical lobes within the cerebellum, which are divided by two fissures (large furrows) – the primary and posterolateral fissures:
Frontal lobe (anterior means ‘forward’): primarily involved in the coordination of limb movements. Posterior lobe (posterior means ‘back’): The largest part and plays a significant role in planning, initiating and timing movements. Flocculonodular lobe: The oldest part of the brain in terms of evolution. This part of the cerebellum is responsible for balance and spatial attention, as well as receiving visual information.
The cerebellum, located at the base of the brain, is responsible for coordinating voluntary movements, maintaining posture, balance and poise, as well as refining motor movements to be smooth and precise. It also plays a role in some cognitive functions, such as attention and language processing.
It was once believed that the sole function of the cerebellum was to coordinate movements. Now, however, we understand that the cerebellum plays a much larger role in various functions and relays signals to other areas of the brain.
The Role Of The Cerebellum Is Greater Than We Knew
The cerebellum receives sensory information, especially about body position, so it knows what each part of the body is doing. Signals can be received from the brainstem, spinal cord, and cerebrum to coordinate and control movement.
It receives information from the frontal lobes of the brain, so it knows what movements the frontal lobes intend to make. Although the cerebellum does not initiate movement, it helps organize movement to ensure that it is a fluid and coordinated action.
On their own, the frontal lobes would produce jerky, uncoordinated and imprecise movements, so the cerebellum plays an important role in regulating this. Basically, the cerebellum organizes all the actions of muscle groups, including eye movements.
The cerebellum also helps with balance and posture. It tracks balance and posture information to ensure that when we stand or walk, we don’t fall and are able to stay stable.
Parts Of The Brain: Anatomy, Functions, And Conditions
In terms of motor learning, the cerebellum is vital for learning a new skill. For example, if someone was learning to ride a bike for the first time, you can expect that they will usually start making mistakes and falling off the bike.
The cerebellum helps to fine-tune the motor skills required to ride a bicycle until they reach the point where the action can be completed seamlessly and almost automatically.
Damage to the cerebellum leads to the breakdown and destruction of nerve cells, which can have long-term consequences. A person with cerebellar damage may experience some of the following symptoms:
Unsteady gait Tremors – involuntary rhythmic contractions Dizziness – which can also lead to rocking, nausea and headaches. Slurred speech Inaccurate or jerky movements Cognitive impairment – this can affect memory, learning and thinking. Dystonia – involuntary muscle contractions, which can cause muscles to hold in painful positions as a result Clumsiness – can make someone appear intoxicated Less refined motor skills Ataxia – loss of control of voluntary movements
Functional Specialization (brain)
Alcohol consumption has an immediate and temporary effect on the cerebellum as coordination and body movements become clumsy. Someone who is intoxicated with alcohol can
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