Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Limiting Reactant02:27

Limiting Reactant

69.6K
The relative amounts of reactants and products represented in a balanced chemical equation are often referred to as stoichiometric amounts. However, in reality, the reactants are not always present in the stoichiometric amounts indicated by the balanced equation.
69.6K
The Number e as a Limit01:29

The Number e as a Limit

72
The number e is a fundamental constant in calculus, playing a central role in describing continuous change, particularly exponential growth. It is most naturally defined through its relationship with the natural logarithm, which is the inverse of the exponential function with base e. This relationship allows e to be characterized using basic principles of differentiation rather than as an arbitrary numerical constant.A key property of the natural logarithm function, ln x, is that its derivative...
72
P-N junction01:11

P-N junction

1.2K
A p-n junction is formed when p-type and n-type semiconductor materials are joined together. At the interface of the p-n junction, holes from the p-side and electrons from the n-side begin to diffuse into the opposite sides due to the concentration gradient. This diffusion of carriers leads to a region around the junction where there are no free charge carriers, known as the depletion region. The charge density within the depletion region for the n-side and p-side can be described by the...
1.2K
The Neuromuscular Junction01:19

The Neuromuscular Junction

18.4K
The nervous system consists of complex motor neuron circuits, including upper motor neurons originating from the cerebral cortex and lower motor neurons starting in the spinal cord, coordinating both voluntary and involuntary movements. Among these, somatic motor neurons activate skeletal muscles and are classified into alpha, beta, and gamma types. Alpha neurons are vital for voluntary movement coordination, while gamma neurons adjust muscle spindle sensitivity, and the function of beta...
18.4K
Anchoring Junctions01:03

Anchoring Junctions

4.9K
Anchoring junctions are multiprotein complexes that help cells connect to other cells and the extracellular matrix. Anchoring junctions are present on the lateral and basal surfaces of cells, providing strong and flexible connections. Focal adhesions are often formed due to cell interactions with the ECM substrata, which initiate signal transduction via kinase cascades and other mechanisms. Together, they provide stability and tissue integrity. There are three types of anchoring junctions:...
4.9K
Adherens Junctions01:24

Adherens Junctions

6.3K
Strong contact points between adjacent cells anchor them to each other, forming tissues. Such anchoring junctions are of two types –  adherens junctions and desmosomes. Adherens junctions are abundant in tissues such as  epithelium and endothelium, forming a continuous zone of adhesion called the adhesion belt. In other tissues, such as  heart muscle, they appear as clusters, linking the cells to produce coordinated heart muscle contraction.
Adherens Junctions are Dynamic
6.3K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Paraneoplastic acquired hemophilia A associated with hilar cholangiocarcinoma arising in an intraductal papillary neoplasm of the bile duct.

Revista espanola de enfermedades digestivas·2023
Same author

Lytic bone lesion as the first manifestation of late recurrence of gastric cancer.

Revista espanola de enfermedades digestivas·2022
Same author

The need to focus on long-term outcomes after transanal total mesorectal excision for rectal cancer.

Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland·2022
Same author

Ruptured hepatic sarcoma as a cause of acute abdomen.

Revista espanola de enfermedades digestivas·2019

Related Experiment Video

Updated: Jan 25, 2026

Measuring Neuromuscular Junction Functionality
10:40

Measuring Neuromuscular Junction Functionality

Published on: August 6, 2017

18.6K

The rectosigmoid junction: are limits important?

Jorge Luna-Abanto1

  • 1Cirugía Ontológica, Instituto Nacional de Enfermedades Neoplásicas, Perú.

Revista Espanola De Enfermedades Digestivas
|April 26, 2019
PubMed
Summary

Defining the rectosigmoid junction (RSJ) remains controversial, with multiple definitions lacking consensus. Current methods rely on radiological, endoscopic, or anatomical landmarks, but a unified standard is absent.

More Related Videos

Recording Gap Junction Current from Xenopus Oocytes
09:04

Recording Gap Junction Current from Xenopus Oocytes

Published on: January 21, 2022

2.6K
Setting Limits on Supersymmetry Using Simplified Models
07:46

Setting Limits on Supersymmetry Using Simplified Models

Published on: November 15, 2013

8.9K

Related Experiment Videos

Last Updated: Jan 25, 2026

Measuring Neuromuscular Junction Functionality
10:40

Measuring Neuromuscular Junction Functionality

Published on: August 6, 2017

18.6K
Recording Gap Junction Current from Xenopus Oocytes
09:04

Recording Gap Junction Current from Xenopus Oocytes

Published on: January 21, 2022

2.6K
Setting Limits on Supersymmetry Using Simplified Models
07:46

Setting Limits on Supersymmetry Using Simplified Models

Published on: November 15, 2013

8.9K

Area of Science:

  • Gastroenterology
  • Anatomy
  • Radiology

Background:

  • The rectosigmoid junction (RSJ) demarcates the sigmoid colon and rectum.
  • Defining the precise anatomical limits of the RSJ is a persistent challenge in clinical practice.

Discussion:

  • Multiple definitions exist for the RSJ, utilizing radiological, endoscopic, and anatomical landmarks.
  • The lack of a universally accepted definition complicates clinical practice and research standardization.

Key Insights:

  • There is significant controversy surrounding the definition of the rectosigmoid junction.
  • Current definitions rely on varied methods including radiological markings, endoscopic measurements, and anatomical landmarks.

Outlook:

  • Establishing a consensus definition for the rectosigmoid junction is crucial for consistent clinical application and research.
  • Future research may focus on developing standardized criteria for RSJ identification.