Related Experiment Video

Updated: Feb 2, 2026

Proper Care and Cleaning of the Microscope
04:57

Proper Care and Cleaning of the Microscope

Published on: August 11, 2008

45.4K

Do premolar extractions necessarily result in a flat face? No, when properly indicated

Susiane Allgayer1, Maurício Barbieri Mezomo2

  • 1Professor of Orthodontics at Associação Brasileira de Odontologia - Seção Rio Grande do Sul (Porto Alegre/RS, Brazil).

Dental Press Journal of Orthodontics
|November 15, 2018
PubMed

More Related Videos

Dissection and Flat-mounting of the Threespine Stickleback Branchial Skeleton08:02

Dissection and Flat-mounting of the Threespine Stickleback Branchial Skeleton

Published on: May 7, 2016

10.3K
Author Spotlight: An Innovative Approach to Neural Electrical Stimulation Using Calcium Imaging07:25

Author Spotlight: An Innovative Approach to Neural Electrical Stimulation Using Calcium Imaging

Published on: August 18, 2023

2.6K

Related Concept Videos

Resultant of a General Distributed Loading01:13

Resultant of a General Distributed Loading

While designing structures exposed to non-uniform loads, it is crucial to consider the resultant force and its location. This resultant force is a single vector representing the net force applied due to the distributed load.
Examples such as load distribution due to wind and load distribution on a bridge illustrate how this concept is used to analyze and design safe, reliable structures under variable loading conditions. Most structures, such as residential buildings, bridges, and towers, are...
1.0K
Resultant Moment: Scalar Formulation01:31

Resultant Moment: Scalar Formulation

When multiple forces act on an object in two-dimensional space, the concept of the net moment can be used to understand the tendency of these forces to induce rotational motion about a fixed point. The scalar formulation of the resultant moment is a helpful tool in analyzing the equilibrium of structures subjected to multiple forces.
To determine the resultant moment, the moments caused by all the forces in a system in the x-y plane are considered. Positive moments are typically...
2.3K
Resultant Moment: Vector Formulation01:30

Resultant Moment: Vector Formulation

When a force is applied to an object, the tendency of the object to rotate about a point is known as its moment. If multiple forces are acting on an object, the sum of moments of all the forces acting on a body can be expressed as the resultant moment of the system. The resultant moment can be considered a vector quantity that can be added and subtracted like any other vector.
The resultant moment of a system of forces can be calculated through vector formulation. For example, if we consider...
3.9K
Overview of Connective Tissues Proper01:25

Overview of Connective Tissues Proper

Connective tissue proper is a class of connective tissue that encompasses all mature connective tissues except bone, cartilage, blood, and lymph. This extensive class of tissues has two subclasses — loose and dense connective tissues — classified based on the protein fiber arrangement and the amount of ground substance. 
The loose connective tissues have a meshwork of thin collagen and elastin fibers, which provide tensile strength for support and enough elasticity to move...
9.9K
Flat Belts: Problem Solving01:28

Flat Belts: Problem Solving

Flat belts are crucial in many industrial applications as they help transmit power from one pulley to another. The concept of forces and moments is used to determine the maximum moment on a pulley. For instance, consider a flat belt that wraps around two pulleys, A and B, with radii of 30 cm and 10 cm, respectively. The angle between the belt and the horizontal is 20 degrees at the pulleys. As pulley B rotates clockwise and drives pulley A, tension T2 is caused at one end of the belt, while...
819
Layers of Connective Tissue Proper01:21

Layers of Connective Tissue Proper

Fascia, a thin layer of fibrous connective tissue, is distributed throughout the body. It demarcates and forms a supportive covering over skeletal muscles, bones, blood vessels, and organs. There are three main types of facia— superficial fascia, deep fascia, and subserous fascia. These are all present at different depths in the body. Fascia reduces the friction and permits muscles, joints, and organs to easily slide against each other, facilitating movement of the body and preventing...
3.6K