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

Blind Procedures02:07

Blind Procedures

13.4K
Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which...
13.4K
Local Anesthetics: Adverse Effects01:12

Local Anesthetics: Adverse Effects

784
While local anesthetics are generally safe and well-tolerated, they can occasionally cause adverse effects that vary in severity. Local anesthetics can induce toxicity at two distinct levels. They can either produce local effects through direct contact with the neural elements or be absorbed into the bloodstream from the injection site, leading to systemic effects.
Once absorbed into the systemic circulation, local anesthetics can affect the organs that depend on the functioning of sodium...
784
Blinding01:11

Blinding

3.8K
Blinding is a commonly used method of not telling participants which treatment a subject is receiving. Blinding is a critical part of a randomized control trial or RCT. It reduces the bias that affects the results. In an RCT, blinding is used in the form of a placebo. A placebo effect occurs when untreated subjects falsely believe they have received the treatment and report improved symptoms. A placebo or a dummy treatment is administered to subjects to negate the bias caused by such an effect.
3.8K
Lateralization01:28

Lateralization

1.0K
Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.
1.0K
Cranial Bones: Lateral View01:27

Cranial Bones: Lateral View

4.4K
The lateral view of the cranium is dominated by temporal, sphenoid, and ethmoid bones.
The temporal bone forms the lower lateral side of the skull. The temporal bone is subdivided into several regions. The flattened upper portion is the squamous portion of the temporal bone. Below this area and projecting anteriorly is the zygomatic process of the temporal bone, which forms the posterior portion of the zygomatic arch. Posteriorly is the mastoid portion of the temporal bone. Projecting...
4.4K
Buffer Effectiveness02:19

Buffer Effectiveness

55.0K
Buffer solutions do not have an unlimited capacity to keep the pH relatively constant . Instead, the ability of a buffer solution to resist changes in pH relies on the presence of appreciable amounts of its conjugate weak acid-base pair. When enough strong acid or base is added to substantially lower the concentration of either member of the buffer pair, the buffering action within the solution is compromised.
The buffer capacity is the amount of acid or base that can be added to a given volume...
55.0K

You might also read

Related Articles

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

Sort by
Same author

The effect of olfactory training and odor exposure on visual selective attention.

Physiology & behavior·2026
Same author

Hormonal contraceptive use is associated with love intensity across 51 countries.

Scientific reports·2026
Same author

Depression and anxiety symptoms in adolescents across 30 countries: Cross-national measurement invariance and relationships with subjective well-being.

Journal of affective disorders·2026
Same author

Human olfactory sensitivity varies across geographical locations.

Scientific reports·2026
Same author

Olfactory training selectively modifies cortical responses to odors in healthy adults.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same author

Breastfeeding, bonding, and olfaction: unlocking the potential of mother-infant odour exchange.

EBioMedicine·2025

Related Experiment Video

Updated: Jan 26, 2026

Electroantennography-based Bio-hybrid Odor-detecting Drone using Silkmoth Antennae for Odor Source Localization
06:00

Electroantennography-based Bio-hybrid Odor-detecting Drone using Silkmoth Antennae for Odor Source Localization

Published on: August 27, 2021

6.0K

Odor lateralization and spatial localization: Null effects of blindness.

Agnieszka Sorokowska1,2, Anna Oleszkiewicz3,4, Michał Stefańczyk3

  • 1Smell and Taste Research Lab, Institute of Psychology, University of Wroclaw, ul. Dawida 1, 50-527, Wroclaw, Poland. sorokowska@gmail.com.

Attention, Perception & Psychophysics
|April 18, 2019
PubMed
Summary

This study found that blind and sighted individuals have similar abilities in localizing and lateralizing odors. These olfactory skills are crucial for environmental navigation, irrespective of visual status.

Keywords:
BlindnessLateralizationLocalizationOlfactionSensory compensationVisual impairment

More Related Videos

A Lateralized Odor Learning Model in Neonatal Rats for Dissecting Neural Circuitry Underpinning Memory Formation
10:42

A Lateralized Odor Learning Model in Neonatal Rats for Dissecting Neural Circuitry Underpinning Memory Formation

Published on: August 18, 2014

9.4K
Author Spotlight: Exploring Olfactory Influences on Corticospinal Excitability - Insights and Innovations in Neurological Research
06:13

Author Spotlight: Exploring Olfactory Influences on Corticospinal Excitability - Insights and Innovations in Neurological Research

Published on: January 19, 2024

1.6K

Related Experiment Videos

Last Updated: Jan 26, 2026

Electroantennography-based Bio-hybrid Odor-detecting Drone using Silkmoth Antennae for Odor Source Localization
06:00

Electroantennography-based Bio-hybrid Odor-detecting Drone using Silkmoth Antennae for Odor Source Localization

Published on: August 27, 2021

6.0K
A Lateralized Odor Learning Model in Neonatal Rats for Dissecting Neural Circuitry Underpinning Memory Formation
10:42

A Lateralized Odor Learning Model in Neonatal Rats for Dissecting Neural Circuitry Underpinning Memory Formation

Published on: August 18, 2014

9.4K
Author Spotlight: Exploring Olfactory Influences on Corticospinal Excitability - Insights and Innovations in Neurological Research
06:13

Author Spotlight: Exploring Olfactory Influences on Corticospinal Excitability - Insights and Innovations in Neurological Research

Published on: January 19, 2024

1.6K

Area of Science:

  • Neuroscience
  • Sensory Perception
  • Human Navigation

Background:

  • Olfactory cues play a role in environmental navigation.
  • Individual differences exist in olfactory localization abilities.
  • Sensory compensation may influence olfactory skills.

Purpose of the Study:

  • To investigate if odor lateralization and localization abilities are enhanced in individuals with sensory compensation, specifically blindness.
  • To compare olfactory abilities between blind and sighted populations.

Main Methods:

  • Three studies were conducted involving olfactory lateralization and localization tasks.
  • Study 1 assessed odor lateralization of eucalyptol in blind and sighted participants.
  • Studies 2 and 3 evaluated spatial localization of odorants in more complex olfactory environments.

Main Results:

  • No significant differences were found in odor lateralization or localization abilities between blind and sighted individuals.
  • Performance across all tasks indicated that olfactory skills are important for navigation regardless of visual impairment.

Conclusions:

  • Blindness does not impair, nor does it enhance, the ability to lateralize and localize odors compared to sighted individuals.
  • Olfactory spatial perception is a vital component of environmental navigation for all individuals.