Peripheral Neurobiology
Peripheral Neurobiology - Related Videos
09:24
An Introduction to Developmental Neurobiology
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2023
Developmental neuroscience is a field that explores how the nervous system is formed, from early embryonic stages through adulthood. Although it is known that neural progenitor cells follow predictable stages of proliferation, differentiation, migration, and maturation, the mechanisms controlling the progression through each stage are incompletely understood. Studying development is not only important for understanding how complex structures are assembled, but also for characterizing and...
07:59
Using a Comparative Species Approach to Investigate the Neurobiology of Paternal Responses
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Cited by 2 •
2011
The comparative species approach allows behavioral neuroscientists to explore various neurobiological factors associated with specific behaviors viewed as characteristic of a specific animal model. Taking advantage of naturally occurring differences in behavior between closely related species, this technique doesn’t require invasive techniques to manipulate the expression of the behavior.
07:46
Using the Activity-based Anorexia Rodent Model to Study the Neurobiological Basis of Anorexia Nervosa
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Cited by 42 •
2015
Here we present a protocol to induce activity-based anorexia (ABA) in female adolescent mice. ABA is a condition of hyperactivity evoked by imposing food restriction on rodents with access to a running wheel. This phenomenon is being used as a model to study the underlying neurobiology of anorexia nervosa.
03:54
Zebrafish Brain Dissection: A Technique of Fish Neurobiology
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2023
This video describes the technique of microdissection of the brain from an adult zebrafish. This method helps in obtaining whole brain derived neuorospheres that can be studied further.
07:51
Peripheral Venous Cannulation
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2023
Source: Sharon Bord, MD, Department of Emergency Medicine, The Johns Hopkins University School of Medicine, Maryland, USA Placement of an intravenous (IV) catheter is one of the key procedures in medicine. The IV catheter allows patients to receive critical medications, including pain medicine, insulin, antibiotics, blood products, and fluids for rehydration. Additionally, placing an IV catheter allows for blood samples to be obtained, which can be sent to the laboratory for testing and...
FAQs
Signal transmission depends on coordinated electrical and chemical events. Changes in membrane potential create action potentials that travel along axons, while synaptic signaling transfers information between communicating cells. This sequence allows peripheral pathways to carry sensory input toward the central nervous system and direct motor or autonomic effects in tissues throughout the body.
These components contribute distinct functions within peripheral pathways. Sensory receptors detect information, axons conduct signals, ganglia contain organized nerve-cell structures, and supporting cells maintain the environment needed for axon function. Studying their interactions helps explain how signals remain connected between the central nervous system and distant tissues.
Schwann cells can support axon function and contribute to peripheral nerve repair after injury. Their participation does not guarantee complete recovery, because restoration depends on factors including injury severity and tissue organization. These relationships make Schwann cells important for understanding why some injuries recover sensation or movement more successfully than others.
The three pathway types connect the nervous system with tissues in different ways. Sensory pathways convey information from receptors, motor pathways influence movement, and autonomic pathways regulate signals associated with internal tissues. Examining these functional routes helps relate peripheral abnormalities to changes in sensation, movement, or autonomic activity.
Peripheral neurobiology links changes in nerves and signaling pathways with conditions such as pain and neuropathy. By examining axonal communication, supporting cells, and interactions with immune processes, researchers can investigate how abnormal peripheral signaling develops. This knowledge supports efforts to improve diagnostic approaches and treatments aimed at restoring sensation or movement.
Findings from peripheral neurobiology inform diagnostics, rehabilitation, and therapies for nerve injury. Research also addresses how injury severity and tissue organization influence recovery, helping explain differences in functional outcomes. Its broader applications include investigating neuroimmune interactions and developing approaches that may improve the restoration of sensation or movement.