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

The Evidence for Evolution02:55

The Evidence for Evolution

45.9K
Genetic variations accumulating within populations over generations give rise to biological evolution. Evolutionary changes can result in the formation of novel varieties and entire new species. These changes are responsible for the diverse forms of life inhabiting the planet. The evidence for evolution suggests that all living organisms descended from common ancestors.
45.9K
Criticisms of the Evolutionary Perspective01:23

Criticisms of the Evolutionary Perspective

213
In a study where individuals posing as strangers offered compliments and proposed casual sex to students, the responses differed significantly based on gender. Not a single woman accepted the proposal, while 70% of the men agreed. This outcome provides a useful scenario to explore through the lens of evolutionary psychology and social learning theory, highlighting the diverse perspectives on human sexual behaviors.
Evolutionary psychology provides one explanation for these findings, suggesting...
213
Introduction to the Skeletal System01:20

Introduction to the Skeletal System

8.2K
The skeletal system is the central framework of the body, consisting of different connective tissues: bones, cartilage, tendons, and ligaments.
Components of the Skeletal System
Bone, or osseous tissue, is a hard connective tissue that forms an internal support structure for the human body. Bones shield vulnerable organs and soft tissue from external forces. For example, the vertebral bones protect and support the spinal cord.
Cartilage, a semi-rigid connective tissue found in regions such as...
8.2K
Evolutionary Psychology01:20

Evolutionary Psychology

661
Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the...
661
Development of the Limb Synovial Joints01:07

Development of the Limb Synovial Joints

1.9K
Joints form during embryonic development in conjunction with the formation and growth of the associated bones. The embryonic tissue that gives rise to all bones, cartilage, and connective tissues of the body is called mesenchyme.
The mesenchymal stem cells differentiate into chondrocytes that form the hyaline cartilage, and later the cartilaginous model of the bone. This model further transforms into a bone. This process is known as endochondral ossification.
During development, the limbs...
1.9K
What is Evolutionary History?02:35

What is Evolutionary History?

41.6K
Scientists record evolutionary history by analyzing fossil, morphological, and genetic data. The fossil record documents the history of life on Earth and provides evidence for evolution. However, both fossil and living organisms offer evidence that outlines Earth’s evolutionary history.
41.6K

You might also read

Related Articles

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

Sort by
Same author

Sodium arsenite promotes Pseudomonas aeruginosa-induced apoptosis in human bronchial epithelial cells via H<sub>2</sub>O<sub>2</sub> production.

Ecotoxicology and environmental safety·2026
Same author

A g-C<sub>3</sub>N<sub>4</sub>-stabilized Au nanozyme-based sensor with AI-powered "recognition-extraction-interpretation-report" for bias-minimized in-field monitoring of mercury ions.

The Analyst·2026
Same author

Nicotinamide enhances lipid deposition and thermogenesis in goat brown adipocytes.

Domestic animal endocrinology·2026
Same author

Chinese consensus on the diagnosis and treatment of prolactinomas (2025 edition).

Chinese neurosurgical journal·2026
Same author

Rational design of a o-phosphoethanolamine-functionalized sheet-like nanozyme enables target-induced crosslinking for sensing Cr<sup>3</sup>.

Analytica chimica acta·2026
Same author

Breaking the Cryogenic Sensing Limitation: Solvent-Microenvironment-Programmed Cold-Adaptable Nanozymes Enable Sensitive Volatile Amine Detection at Low Temperature.

Analytical chemistry·2026

Related Experiment Video

Updated: Nov 17, 2025

Building Finite Element Models to Investigate Zebrafish Jaw Biomechanics
14:11

Building Finite Element Models to Investigate Zebrafish Jaw Biomechanics

Published on: December 3, 2016

10.3K

Evolutionary biomechanics: hard tissues and soft evidence?

Sarah Broyde1, Matthew Dempsey1, Linjie Wang2

  • 1Department of Musculoskeletal Biology, Institute of Aging and Chronic Disease, University of Liverpool, The William Henry Duncan Building, 6 West Derby Street, Liverpool L7 8TX, UK.

Proceedings. Biological Sciences
|February 17, 2021
PubMed
Summary

Biomechanical models of extinct animals rely on reconstructing soft tissues. This study found current reconstruction methods often fail to accurately predict functional differences, even in living rodents.

Keywords:
biomechanicsfinite element analysismacroevolutionmulti-body dynamicsrodent mastication

More Related Videos

Biomechanical Characterization of Human Soft Tissues Using Indentation and Tensile Testing
07:07

Biomechanical Characterization of Human Soft Tissues Using Indentation and Tensile Testing

Published on: December 13, 2016

32.4K
A Protocol for Bioinspired Design: A Ground Sampler Based on Sea Urchin Jaws
09:10

A Protocol for Bioinspired Design: A Ground Sampler Based on Sea Urchin Jaws

Published on: April 24, 2016

11.4K

Related Experiment Videos

Last Updated: Nov 17, 2025

Building Finite Element Models to Investigate Zebrafish Jaw Biomechanics
14:11

Building Finite Element Models to Investigate Zebrafish Jaw Biomechanics

Published on: December 3, 2016

10.3K
Biomechanical Characterization of Human Soft Tissues Using Indentation and Tensile Testing
07:07

Biomechanical Characterization of Human Soft Tissues Using Indentation and Tensile Testing

Published on: December 13, 2016

32.4K
A Protocol for Bioinspired Design: A Ground Sampler Based on Sea Urchin Jaws
09:10

A Protocol for Bioinspired Design: A Ground Sampler Based on Sea Urchin Jaws

Published on: April 24, 2016

11.4K

Area of Science:

  • Paleontology
  • Biomechanics
  • Evolutionary Biology

Background:

  • Biomechanical modeling aids in understanding extinct animal evolution and adaptations.
  • Fossil records primarily consist of hard parts, necessitating soft tissue property reconstruction.
  • Validating soft tissue reconstructions on extant animals is crucial but rarely performed.

Purpose of the Study:

  • To objectively test the accuracy of current muscle reconstruction methods in biomechanical models.
  • To evaluate the ability of these methods to identify quantitative and qualitative differences between macroevolutionary morphotypes.
  • To assess the reliability of biomechanical models for macroevolutionary studies.

Main Methods:

  • Modeled the masticatory system in extant rodents.
  • Compared models using measured soft tissue properties with those using typical fossil reconstruction methods.
  • Analyzed differences in muscle proportions, bite force, and bone stress.

Main Results:

  • Models with measured soft tissues accurately predicted expected differences between rodent morphotypes.
  • Models using fossil reconstruction methods showed variable accuracy, sometimes failing to capture relative differences.
  • Reconstructing even qualitative differences between taxa is challenging with current methods.

Conclusions:

  • Current soft tissue reconstruction methods introduce significant uncertainty into biomechanical models of extinct animals.
  • Systematic assessment of reconstruction error is vital for future paleontological studies.
  • Expanding datasets on extant animal muscle properties is needed to improve soft tissue reconstructions.