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The Function Of The Limbic System

The Function Of The Limbic System

The limbic system is in charge of the body’s fluid levels. The hypothalamus is one of several system components that govern various bodily autonomic actions (Bhushan et al., 2022). The limbic system aids fluid balance by controlling the production of hormones that regulate thirst and urination. The system also holds the body’s temperature and heart rate. Every day, our blood vessels are under constant pressure. This is essential to provide nutrients (the food cells require), fluids, and specialized cells to the body’s tissues for optimum growth, maintenance, and defense.

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Logical thinking, reasoning, and decision-making are all required.

A limbic system is a group of brain areas that process emotions. Furthermore, remaining silent may impact all human activities and decisions. The limbic system’s processing speed is thought to be 200 times that of the cognitive brain. Within the limbic system, the amygdala performs this role (Deshmukh, 2022). It gets its name from the almond-like shape of this structure. The amygdala on either side of the hippocampus is involved in our emotional reactions, including pleasure, fear, anxiety, and rage. The amygdala controls how well dynamic information is stored in long-term memory. We tend to recall events that have a strong emotional impact on us. In addition to influencing the emotional weight and significance of recent memories, the amygdala has a considerable effect on creating new memories, particularly those related to fear. A brief exposure to the stimuli is sufficient to elicit dread memories. As a result, research into memory, consolidation, and recall from the viewpoint of “fear learning” is gaining traction.

Determine Emotional Responses

The limbic system helps the body cope with strong emotions by activating the fight-or-flight response. The “fight, flee, or freeze reflex” has gained prominence due to new studies proving the importance of freezing in response to potentially dangerous circumstances (Liang et al., 2021). When the amygdala perceives danger, it sends a signal to the rest of the brain, which prepares the body to respond. Adrenaline hormones, such as epinephrine, increase heart rate, blood flow to muscles and organs, and blood pressure. The desire to fight or flee may save your life in the short term. On the other hand, stress-induced limbic system activation may harm health. Epinephrine and other hormones produced over time may cause blood vessel damage, increase blood pressure, and affect appetite.

Responsible For Artistic and Musical Talents

The limbic system aids the brain in forming new memories, which is essential for learning and recall. Furthermore, it regulates how much of one’s cognitive ability is assigned to specific tasks. According to research, the cingulate gyrus is critical for concentrating an individual’s attention on emotionally meaningful things. The anterior cingulate may be involved in conscious emotion regulation. According to studies, people with attention deficit hyperactivity disorder (ADHD) have bigger hippocampi (Fitzgerald et al., 2018). This might be the body’s effort to compensate for a malfunctioning hippocampus that cannot correctly concentrate attention.

Given that the hippocampus is a site of neurogenesis due to the brain’s use of stem cells, it is reasonable to predict that the region’s emotional and memory functions would alter in response to new inputs. The hippocampus’ flexibility allows for lifelong learning. According to studies of Alzheimer’s disease and dementia patients, the hippocampus seems to be a target of Alzheimer’s disease and other types of dementia. This might explain why acquiring new information is considerably hindered even though dementia has little effect on long-term memory.

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References

Bhushan, R., Ravichandran, V., & Kumar, N. (2022). An overview of the anatomy and physiology of the brain. Nanocarriers for Drug-Targeting Brain Tumors, 3-29.

Deshmukh, V. D. (2022). Consciousness, awareness, and presence: A neurobiological perspective. International Journal of Yoga, 15(2), 144.

Fitzgerald, J. M., DiGangi, J. A., & Phan, K. L. (2018). Functional neuroanatomy of emotion and its regulation in PTSD. Harvard Review of Psychiatry, 26(3), 116.

Liang, F., Xu, Q., Jiang, M., Feng, R., Jiang, S., Yuan, B., … & Huang, J. H. (2021). Emotion-induced monoamine neuromodulator release affects functional neurological disorders. Frontiers in Cell and Developmental Biology, 9, 633048

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Question 


The homework is to answer the following question and explain why I selected that answer. Therefore the question is :

What is a significant function of the limbic system? Explain your answer.

The Function Of The Limbic System

The Function Of The Limbic System

a. Overall control of fluid balance

b. Required for logical thinking, reason, and decision-making

c. Determines emotional responses

d. Responsible for artistic and musical talents

( Note: here, the correct answer is C )