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Related Experiment Videos

[Nature of functional motor asymmetry in animals: state of the problem].

M E Ioffe1, E V Pletneva, I S Stashkevich

  • 1Institute of Higher Nervous Activity and Neoruphysiology, Russian Academy of Sciences, Moscow.

Zhurnal Vysshei Nervnoi Deiatelnosti Imeni I P Pavlova
|March 20, 2002
PubMed
Summary
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Zhurnal vysshei nervnoi deiatelnosti imeni I P Pavlova·2015
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[Application of high-speed video recording for investigation of food-procuring movements in rats].

Zhurnal vysshei nervnoi deiatelnosti imeni I P Pavlova·2014
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Prior history of FDI muscle contraction: different effect on MEP amplitude and muscle activity.

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[Food-procuring skill in rats: prolongations of the extension phase in final movements of right-handed rats].

Zhurnal vysshei nervnoi deiatelnosti imeni I P Pavlova·2011

Animal handedness arises from innate preferences and learning. While the degree of motor preference is inherited, its direction may be influenced by genetics and environment, affecting behavior and neurochemistry.

Area of Science:

  • Neuroscience
  • Animal Behavior
  • Genetics

Context:

  • Animal handedness, or lateralization of motor skills, is influenced by both innate predispositions and environmental learning.
  • The precise nature of innate motor preference and its genetic underpinnings remain incompletely understood.
  • Previous research suggests a link between motor preference and various biological traits.

Purpose:

  • To investigate the genetic and environmental factors influencing the direction of innate motor preference in animals.
  • To explore the correlation between motor preference direction and other biological characteristics.
  • To examine how motor preference direction relates to behavioral differences and neurological conditions.

Summary:

  • Breeding experiments in mice indicate that the degree, not the direction, of motor preference is a primary inherited trait.

Related Experiment Videos

  • Correlations exist between the direction of motor preference and morphological, functional, and neurochemical characteristics.
  • Differences in social behavior, learning, and retraining resistance are observed between right-handed and left-handed rats.
  • Specific genetic epilepsy strains in rats show a predominance of a particular motor preference direction, suggesting genetic influence.
  • The study posits an interaction between genetic and environmental factors in determining animal motor preference.

    • Impact:

    • Provides insights into the genetic basis of motor lateralization in animals.
    • Suggests potential links between handedness and specific behavioral or neurological traits.
    • Highlights the complex interplay of nature and nurture in shaping animal behavior.