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

Gestalt Principles of Perception01:21

Gestalt Principles of Perception

1.8K
Gestalt principles provide a framework for understanding how humans perceive objects as unified wholes within their context. These principles are essential in explaining the cognitive processes that make sense of complex visual stimuli by organizing them into coherent groups. One fundamental principle is proximity, which posits that objects located close to each other are perceived as a collective group. For instance, when dots are positioned near one another, the visual system interprets them...
1.8K
Magical Thinking01:29

Magical Thinking

350
Magical thinking encompasses the belief in assumptions that defy logical reasoning yet appear intuitively convincing. It is a common psychological phenomenon that persists across various cultural and individual contexts. While these assumptions contradict empirical evidence and scientific laws, they often serve meaningful psychological roles in promoting emotional resilience and a sense of control, especially under stress or uncertainty.Thought-Action Fusion and the Law of SimilarityA key...
350
Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

2.7K
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
2.7K
Impression Management Techniques I: Managing Appearances01:29

Impression Management Techniques I: Managing Appearances

296
Appearance is a multidimensional aspect of self-presentation that encompasses observable attributes such as clothing, grooming, speech, and nonverbal behavior. These elements are often strategically managed to align with socially constructed expectations in different settings. For instance, individuals tailor their appearance during job interviews, social gatherings, or athletic events to meet the perceived norms of those environments.Contextual Adaptation and Social SignalsThe research...
296
Understanding Deception01:14

Understanding Deception

258
Deception is a pervasive aspect of human communication. Empirical studies have shown that most individuals engage in some form of deceit on a daily basis, with approximately 20% of social exchanges involving deceptive elements. Lying follows a developmental trajectory, peaking during adolescence and declining with age, possibly due to the maturation of cognitive control and social accountability.Cognitive and Social Factors in Deception DetectionDespite its prevalence, accurately detecting...
258
Deindividuation00:57

Deindividuation

22.4K
Deindividuation is a form of social influence on an individual’s behavior such that the individual engages in unusual or non-normal behavior while in a group setting. Why? Because in these group settings, the individual no longer sees themselves as an individual anymore, disinhibiting their behavior and personal restraint.
22.4K

You might also read

Related Articles

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

Sort by
Same author

Preservation Rhinoplasty Pros and Cons: An Expert Video Roundtable.

Aesthetic surgery journal. Open forum·2025
Same author

Bony Dorsal Preservation.

Facial plastic surgery : FPS·2024
Same author

Doxycycline Sclerodesis-"Rhinodesis"-for Enhanced Soft Tissue Adhesion in Rhinoplasty: A Preliminary Study.

Facial plastic surgery : FPS·2024
Same author

Facial Hypertrophy as a Complication of Weight Gain in Autologous Fat Graft Patients: Considerations and Recommendations.

Aesthetic surgery journal·2023
Same author

Advanced Preservation Rhinoplasty in the Era of Osteoplasty and Chondroplasty: How Have We Moved Beyond the Cottle Technique?

Aesthetic surgery journal·2023
Same author

Use of Minimally Invasive Radiofrequency-Assisted Lipolysis as a Novel Treatment of Grade 2 and Grade 3 Cellulite.

Plastic and reconstructive surgery·2023

Related Experiment Video

Updated: May 4, 2026

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
06:53

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Published on: March 1, 2017

13.7K

The plunging tip: illusion and reality.

Aaron M Kosins1, Val Lambros, Rollin K Daniel

  • 1Dr Kosins is a Volunteer Clinical Assistant Professor WOS and Dr Daniel is a Clinical Professor, University of California, Irvine Medical Center, Irvine, California.

Aesthetic Surgery Journal
|January 8, 2014
PubMed
Summary

The "plunging tip" nasal deformity is an optical illusion. Objective measurements show minimal nasal tip movement (<1mm) during smiling, with changes in the alar crease and subnasale creating the appearance.

Keywords:
depressor septi nasiplunging tipprojectionrhinoplastytip angle

More Related Videos

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior

Published on: April 16, 2014

24.7K
Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback
05:43

Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback

Published on: May 23, 2019

4.9K

Related Experiment Videos

Last Updated: May 4, 2026

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
06:53

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Published on: March 1, 2017

13.7K
Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior

Published on: April 16, 2014

24.7K
Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback
05:43

Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback

Published on: May 23, 2019

4.9K

Area of Science:

  • Plastic Surgery
  • Facial Anatomy
  • Rhinoplasty Research

Background:

  • Defines the "plunging tip" as a nasal deformity where the tip descends during smiling.
  • Addresses patient-reported concerns regarding nasal tip appearance during animation.

Purpose of the Study:

  • To prospectively analyze the objective anatomical changes of the nose during smiling in patients with a plunging tip.
  • To quantify nasal tip and surrounding structure movement during smiling.

Main Methods:

  • Studied 25 women undergoing primary rhinoplasty with complaints of a plunging tip.
  • Measured key nasal angles (tip, nasolabial, columella inclination, Simon tip rotation angle, alar rim) and landmark positions (tip, subnasale, alar crease) in static and smiling views.
  • Compared static versus smiling positions to quantify changes.

Main Results:

  • Nasal tip position changed minimally (<1mm) during smiling.
  • Significant changes observed in the subnasale (1.3mm elevation) and alar crease (3.7mm elevation).
  • Alar rim angle increased by 9.9 degrees, indicating straightening.

Conclusions:

  • The "plunging tip" is primarily an optical illusion caused by dynamic changes in adjacent nasal structures, not significant tip descent.
  • Objective measurements confirm minimal actual tip displacement (<1mm) during smiling.
  • Understanding these dynamic changes is crucial for successful rhinoplasty outcomes.