Cephalic Periarterial Nerves
Cephalic Periarterial Nerves - Related Videos
07:23
A Protocol for Genetic Induction and Visualization of Benign and Invasive Tumors in Cephalic Complexes of Drosophila melanogaster
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Cited by 5 •
2013
Cooperation between an activated oncogene like RASV12 and mutations in cell polarity genes like scribbled, result in tumor growth in Drosophila where tumor cells also display invasive behaviors. Here a simple protocol for the induction and observation of the benign and invasive tumors is presented.
01:24
Cephalic Phase of Digestion
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2024
The process of digestion is composed of three stages – cephalic, gastric, and intestinal – each with a distinct control center. The cephalic phase is the first stage, and it starts even before the food enters the stomach. It is controlled by the central nervous system and is initiated by any food-related sensory stimuli, such as the sight and smell of food, which send signals to the brain. While eating, the taste receptors intensify these signals, which travel to the cerebral cortex and then to...
08:49
External Cephalic Version: Is it an Effective and Safe Procedure?
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Cited by 10 •
2020
This article shows how to perform the external cephalic version (ECV) by two experienced obstetricians in the obstetric operating room in the presence of an anesthesiologist and a midwife. The ECV is carried out with analgesia and tocolysis. Two attempts are made under ultrasonography control.
07:30
Creating Radio-cephalic Arteriovenous Fistula in the Forearm with a Modified No-Touch Technique
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Cited by 4 •
2022
We present a modified no-touch technique (MNTT) to create a radio-cephalic arteriovenous fistula (RC-AVF) in which the venous and arterial wall avoid devascularization and the radial artery does not sever.
02:50
Toluidine Blue Staining of Peripheral Nerve Sections: A Technique to Stain Myelinated Nerve Fibers For Peripheral Nerve Structure Visualization
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2025
This video demonstrates the staining technique of resin-embedded, osmium tetroxide-treated rat peripheral nerve sections using toluidine blue. The stained nerve sections help visualize the fine structures of peripheral nerves.
FAQs
Sympathetic postganglionic axons influence arterial diameter by releasing norepinephrine at vascular smooth muscle. That chemical signal changes the contractile state of the muscle, allowing neural activity to adjust regional blood flow rather than merely accompany the vessel. This mechanism is especially relevant when interpreting how cephalic periarterial nerves participate in regulation of cerebral and facial circulation.
Sensory fibers add an information pathway to the neurovascular relationship. By conveying information from vessel walls, they may provide neural input about vascular conditions, while sympathetic fibers deliver efferent control to smooth muscle. Considering both directions helps distinguish signals that regulate an artery from signals that report conditions within or around its wall.
Their close anatomical relationship means that alterations in an artery can be considered alongside effects on nearby neural structures. This perspective is useful in biology because it links vascular regulation with local neural anatomy, rather than treating blood vessels and nerves as unrelated systems. It also guides interpretation of studies examining cephalic circulation and surrounding neural tissues.
Such study clarifies how nerve fibers are arranged relative to arteries and how that arrangement supports coordinated vascular and neural functions. In anatomical education, this relationship provides a framework for following pathways through the head and neck. In research, the same framework supports analysis of blood-flow regulation, vessel-wall sensory signaling, and effects involving nearby neural structures.
Their study offers a framework for examining how vascular regulation and vessel-wall signals relate to headache mechanisms. These pathways also support research on cerebrovascular regulation by focusing attention on neural influences over arterial diameter and regional flow in the cephalic region. The approach connects anatomical relationships with functional questions about circulation and neural signaling.
Knowing these pathways helps investigators and clinicians account for nerves that travel beside arteries during studies of nerve injury or surgical approaches involving cephalic vessels. Their arrangement can be considered when evaluating how damage or operative manipulation might relate to neural control, sensory signaling, or nearby neural structures. This anatomical context supports informed interpretation of vascular procedures.