Related Experiment Video
Updated: Jun 29, 2025

11:00
Experimental Investigation of Secondary Flow Structures Downstream of a Model Type IV Stent Failure in a 180° Curved Artery Test Section
Published on: July 19, 2016
11.6K
Cilia and Nodal Flow in Asymmetry: An Engineering Perspective
Madisyn Messmore1, Alain J Kassab2, Ray O Prather3
1University of Central Florida.
Critical Reviews in Biomedical Engineering
|March 25, 2024
Summary
Cilia in the primitive node are crucial for determining the left-right body axis during embryonic development. Their motion influences fluid dynamics, and disruptions can lead to developmental disorders.
Area of Science:
- Developmental Biology
- Biomedical Engineering
- Biophysics
Background:
- Cilia in the primitive node play a critical role in establishing the left-right axis during embryonic development.
- The precise mechanisms by which nodal cilia influence axis determination are still being investigated.
- Disruptions in cilia function are linked to various health issues, including congenital heart disease and infertility.
Conclusions:
- Understanding nodal cilia function is vital for comprehending embryonic development and associated disorders.
- Interdisciplinary collaboration is encouraged to advance research in this field.
- Further investigation into cilia mechanics and fluid dynamics may reveal new therapeutic targets.
Related Concept Videos
Node Analysis for AC Circuits
317
Consider an angioplasty system featuring a catheter equipped with a turbine, a critical tool for removing plaque deposits from coronary arteries. This intricate medical device operates using a circuit model reminiscent of a dual-node RLC circuit powered by a current-controlled voltage source.
To unravel the complexities of this system, nodal analysis is employed, a powerful technique founded on Kirchhoff's current law (KCL), which remains valid for phasors. AC circuits can effectively be...
To unravel the complexities of this system, nodal analysis is employed, a powerful technique founded on Kirchhoff's current law (KCL), which remains valid for phasors. AC circuits can effectively be...
317
Nodal Analysis
914
Nodal analysis is a fundamental method in electrical engineering used to simplify the process of circuit analysis. This method revolves around the concept of using node voltages as the primary variables for circuit analysis. The objective is to determine the voltage at each node in a circuit, which can then be used to find other quantities of interest, such as currents through specific components.
Consider, for instance, a simple circuit composed of three nodes and three resistors, as shown in...
Consider, for instance, a simple circuit composed of three nodes and three resistors, as shown in...
914
Plane Potential Flows
380
Plane potential flows simplify fluid motion by assuming the fluid to be irrotational and incompressible. These characteristics allow these flows to be described by a velocity potential function, ϕ, representing the flow speed in a given direction, and a stream function, ψ, that visualizes the flow path, both governed by Laplace's equation. These parameters help in estimating flow patterns, velocity distributions, and pressure fields around various hydraulic structures.
Uniform...
Uniform...
380
General External Flow Characteristics
160
The study of external flow is essential for creating structures and objects that interact efficiently and safely with moving fluids, such as air or water. When a body is immersed in a flowing fluid, it experiences two primary forces: drag, which opposes motion along the flow direction, and lift, which acts perpendicular to the flow. The shape, size, and orientation of the object influence these forces.Streamlined and Blunt Bodies in External FlowObjects in fluid flow are classified as...
160
Mechanism of Ciliary Motion
3.7K
The ciliary structures were first seen in 1647 by Antonie Leeuwenhoek while observing the protozoans. In lower organisms, these appendages are responsible for cell movement, while in higher organisms, these appendages help in the movement of the extracellular fluids within the body cavities.
The cilia are made up of microtubules in a 9+2 arrangement, with nine microtubule doublet ring bundles, surrounding a pair of central singlet microtubule bundles. The doublet microtubule bundles are...
The cilia are made up of microtubules in a 9+2 arrangement, with nine microtubule doublet ring bundles, surrounding a pair of central singlet microtubule bundles. The doublet microtubule bundles are...
3.7K
Nodal Analysis with Voltage Sources
1.1K
Nodal analysis is a remarkably effective method used in electrical engineering to simplify the analysis of complex circuits, including those with dependent or independent voltage sources. Its strength lies in its systematic approach to breaking down circuits into manageable components, making it easier for engineers to understand and solve.
Consider a circuit that contains four resistors and two voltage sources, as shown in Figure 1. One of these voltage sources is connected between a...
Consider a circuit that contains four resistors and two voltage sources, as shown in Figure 1. One of these voltage sources is connected between a...
1.1K

