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

Primary and Secondary Growth in Roots and Shoots03:02

Primary and Secondary Growth in Roots and Shoots

60.2K
Vascular plants, which account for over 90% of the Earth’s vegetation, all undergo primary growth—which lengthens roots and shoots. Many land plants, notably woody plants, also undergo secondary growth—which thickens roots and shoots.
60.2K
Data Reporting and Recording01:24

Data Reporting and Recording

5.3K
Reporting and recording are crucial in data documentation. The timely, thorough, and accurate documentation of facts is essential when recording patient data. Failure to record findings during an assessment or interpretation of a problem will result in loss of information and make the patient document unreliable. The reader is left with general impressions if the information is not specific. A recording is documenting data of the individual's health information in a traceable, secure, and...
5.3K
Types of Reports I: Hands-off Report01:25

Types of Reports I: Hands-off Report

1.5K
A hand-off report, also known as a change-of-shift report, is a crucial nursing process that ensures the smooth transition of patient care responsibilities between nursing staff.
Following are the key components and categories of hand-off reports:
Purpose and Process:
1.5K
Root Mean Square00:57

Root Mean Square

3.7K
If in an experiment, data values have a probability of being both positive and negative, neither the arithmetic mean, the geometric mean, nor the harmonic mean can be used to calculate the central tendency of the data set. In particular, if the positive and negative values are equally likely, the arithmetic mean is close to zero.
For example, consider the velocity of gas molecules in a container. The gas molecules are moving in different directions, which might impart positive and negative...
3.7K
Types of Reports II: Incident or Occurrence Report01:21

Types of Reports II: Incident or Occurrence Report

1.2K
An Incident or Occurrence Report in a healthcare setting is a crucial document used to record any unexpected occurrence that may or may not have affected a patient, employee, or visitor. Such reports are critical to improving patient safety and include all details leading up to and including the event.
Purposes:
In the healthcare industry, reports play a crucial role in documenting incidents within an agency. The primary objective of these reports is to ensure patient safety, uphold the...
1.2K
Types of Reports III: Telephone and Verbal Reports01:26

Types of Reports III: Telephone and Verbal Reports

991
Telephone and Verbal Reports in healthcare settings are two communication methods for conveying therapeutic instructions from healthcare providers to nurses or other healthcare staff.
Here's an overview of each type:
Telephone Orders
991

You might also read

Related Articles

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

Sort by
Same author

Bioethanol from Lignocellulosic Feedstock: with Different Co-Cultivation Strategies.

Iranian journal of biotechnology·2026
Same author

Suppression of optical losses in near-infrared PeLEDs using CH(NH₂)₂PbI₃ nanorods embedded in fluoride-based emissive layers.

Scientific reports·2025
Same author

Retraction notice to "CoFe<sub>2</sub>O<sub>4</sub>@SiO<sub>2</sub>-NH<sub>2</sub>@MOF-5 magnetic nanocatalyst for the synthesis of biologically active quinazoline derivatives" [Environ. Res. Volume 236, Part 1, 1 November 2023, 116708].

Environmental research·2025
Same author

Geographical correlation and prevalence of scabies in Ardabil Province the northwest of Iran 2016-2024: A spatiotemporal analysis.

Parasitology research·2025
Same author

Control over Nature and Population of Acidic Sites in MIL-100(Cr) for High Capacity Oil Denitrogenation.

Langmuir : the ACS journal of surfaces and colloids·2025
Same author

The effect of an educational intervention on physical activity of adolescent girls: a quasi-experimental study.

Cardiovascular endocrinology & metabolism·2025

Related Experiment Video

Updated: Jan 20, 2026

Less-Invasive Technique for Non-stabilized Mandibular Fracture in Mouse Models
04:13

Less-Invasive Technique for Non-stabilized Mandibular Fracture in Mouse Models

Published on: September 27, 2024

849

A Three-rooted Mandibular Second Premolar: A Case Report.

Zahra Fathi1, Saeed Rahimi2, Reza Tavakoli3

  • 1Post-graduate Student, Department of Endodontics, Faculty of Dentistry, Tabriz University of Medical Sciences, Tabriz, Iran.

Journal of Dental Research, Dental Clinics, Dental Prospects
|October 28, 2014
PubMed
Summary

Mandibular second premolars with three separate roots are rare, occurring in only 0.1% of cases. Successful endodontic treatment requires careful attention to unusual root and canal anatomy.

Keywords:
Dental pulp cavity abnormalitybicuspidsthree-rooted premolars

More Related Videos

The Establishment of a Murine Mandibular Molar Extraction Socket Healing Model
04:19

The Establishment of a Murine Mandibular Molar Extraction Socket Healing Model

Published on: January 13, 2023

5.5K
A Morphometric and Cellular Analysis Method for the Murine Mandibular Condyle
08:07

A Morphometric and Cellular Analysis Method for the Murine Mandibular Condyle

Published on: January 11, 2018

8.8K

Related Experiment Videos

Last Updated: Jan 20, 2026

Less-Invasive Technique for Non-stabilized Mandibular Fracture in Mouse Models
04:13

Less-Invasive Technique for Non-stabilized Mandibular Fracture in Mouse Models

Published on: September 27, 2024

849
The Establishment of a Murine Mandibular Molar Extraction Socket Healing Model
04:19

The Establishment of a Murine Mandibular Molar Extraction Socket Healing Model

Published on: January 13, 2023

5.5K
A Morphometric and Cellular Analysis Method for the Murine Mandibular Condyle
08:07

A Morphometric and Cellular Analysis Method for the Murine Mandibular Condyle

Published on: January 11, 2018

8.8K

Area of Science:

  • Dentistry
  • Endodontics
  • Dental Anatomy

Background:

  • Root canal treatment success depends on identifying all root and canal structures.
  • Anatomical variations in mandibular second premolars can complicate endodontic procedures.

Observation:

  • This case report details the non-surgical endodontic treatment of a rare mandibular second premolar exhibiting three distinct roots.
  • The tooth presented with three separate canal orifices: mesiobuccal, midbuccal, and lingual.

Findings:

  • The successful endodontic treatment of this rare anatomical variation was achieved.
  • Accurate diagnosis and treatment planning are crucial for managing complex root canal systems.

Implications:

  • Clinicians should consider the possibility of extra roots and canals in mandibular second premolars.
  • Thorough radiographic examination, pulp chamber floor evaluation, and magnification are essential for successful endodontic outcomes in cases with complex anatomy.