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

Review and Preview01:10

Review and Preview

8.4K
In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, and mode. Additionally, measures of variance like standard deviation and range are used to find the spread of data from the mean. Relative standing measures the distance between data locations. Commonly used measures of relative standings are percentile, z score, and quartiles.
Percentiles are a type of fractile that partition data into...
8.4K
Review and Preview01:13

Review and Preview

11.3K
Data are individual items of information obtained from a population or sample. Data may be classified as qualitative (categorical), quantitative continuous, or quantitative discrete. Because it is not practical to measure the entire population in a study, researchers use samples to represent the population. A random sample is a representative group from the population chosen by using a method that gives each individual in the population an equal chance of being included in the sample. Random...
11.3K
Standing Waves01:17

Standing Waves

5.4K
Sometimes waves do not seem to move; rather, they just vibrate in place. Unmoving waves can be seen on the surface of a glass of milk kept in a refrigerator, which is one example of standing waves. Vibrations from the refrigerator motor create waves on the milk that oscillate up and down but do not seem to move across the surface. These waves are formed or created by the superposition of two or more identical moving waves in opposite directions. The waves move through each other, with their...
5.4K
Modes of Standing Waves - I01:03

Modes of Standing Waves - I

4.0K
A close look at earthquakes provides evidence for the conditions appropriate for resonance, standing waves, and constructive and destructive interference. A building may vibrate for several seconds with a driving frequency matching the building's natural frequency of vibration; this produces a resonance that results in one building collapsing while the neighboring buildings do not. Often, buildings of a certain height are devastated, while other taller buildings remain intact. This...
4.0K
Modes of Standing Waves: II01:04

Modes of Standing Waves: II

1.8K
The starting point for expressing the modes of standing waves is understanding the boundary conditions that the waves must follow. The boundary conditions are derived from the physical understanding of how the standing waves are sustained, that is, how the vibrating particles of the medium behave at the boundaries imposed on them.
For a tube open at one end and closed at the other filled with air, the modes are such that there is always an antinode at the open end and a node at the closed end....
1.8K
Standing Waves in a Cavity01:28

Standing Waves in a Cavity

1.5K
A household microwave and lasers are examples of standing electromagnetic waves in a cavity. When two conducting metal plates are placed parallel at the nodal planes, it creates a cavity where standing waves are formed. The cavity between the two planes is analogous to a stretched string held at the points x = 0 and x = L. Here, the distance 'L' between the two planes must be an integer multiple of half of the wavelength. The wavelengths that satisfy this condition are given by:
1.5K

You might also read

Related Articles

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

Sort by
Same author

"Doctor I Can't 'Tee' off, but I Can Walk 18 Holes on the Golf Course"-Indicates Orthostatic Tremor.

Movement disorders clinical practice·2026
Same author

Defining the Rhythm: Developing a New Method to Describe Tremor and Myoclonus.

Movement disorders : official journal of the Movement Disorder Society·2025
Same author

Evaluation of small fibre neuropathies.

Practical neurology·2024
Same author

Tongue Protrusion and Feeding Dystonia Can Develop in PPP2R2B-Related Spinocerebellar Ataxia.

Movement disorders clinical practice·2024
Same author

A new family with GLRB-related hyperekplexia showing chorea in homo- and heterozygous variant carriers.

Parkinsonism & related disorders·2020
Same author

Tardive syndromes.

Practical neurology·2020

Related Experiment Video

Updated: Feb 3, 2026

Leaf Area Index Estimation Using Three Distinct Methods in Pure Deciduous Stands
09:04

Leaf Area Index Estimation Using Three Distinct Methods in Pure Deciduous Stands

Published on: August 29, 2019

14.2K

Shaking on Standing: A Critical Review.

Roberto Erro1,2,3, Kailash P Bhatia1, Carla Cordivari3

  • 1Sobell Department of Motor Neuroscience and Movement Disorders UCL Institute of Neurology London United Kingdom.

Movement Disorders Clinical Practice
|October 27, 2018
PubMed
Summary

Orthostatic tremor, a condition causing unsteadiness upon standing, may present differently than classic high-frequency leg tremors. Electrophysiology is crucial for diagnosing various conditions causing shaking when standing.

Keywords:
Parkinson's diseaseessential tremororthostatic myoclonusorthostatic tremortremor

More Related Videos

Manual Muscle Testing: A Method of Measuring Extremity Muscle Strength Applied to Critically Ill Patients
09:44

Manual Muscle Testing: A Method of Measuring Extremity Muscle Strength Applied to Critically Ill Patients

Published on: April 12, 2011

83.2K
An Orbital Shaking Culture of Mammalian Cells in O-shaped Vessels to Produce Uniform Aggregates
05:40

An Orbital Shaking Culture of Mammalian Cells in O-shaped Vessels to Produce Uniform Aggregates

Published on: January 7, 2019

10.1K

Related Experiment Videos

Last Updated: Feb 3, 2026

Leaf Area Index Estimation Using Three Distinct Methods in Pure Deciduous Stands
09:04

Leaf Area Index Estimation Using Three Distinct Methods in Pure Deciduous Stands

Published on: August 29, 2019

14.2K
Manual Muscle Testing: A Method of Measuring Extremity Muscle Strength Applied to Critically Ill Patients
09:44

Manual Muscle Testing: A Method of Measuring Extremity Muscle Strength Applied to Critically Ill Patients

Published on: April 12, 2011

83.2K
An Orbital Shaking Culture of Mammalian Cells in O-shaped Vessels to Produce Uniform Aggregates
05:40

An Orbital Shaking Culture of Mammalian Cells in O-shaped Vessels to Produce Uniform Aggregates

Published on: January 7, 2019

10.1K

Area of Science:

  • Neurology
  • Movement Disorders

Background:

  • Orthostatic tremor is characterized by unsteadiness when standing, resolving with movement.
  • Classic orthostatic tremor typically involves high-frequency leg tremors (>13 Hz).
  • Some patients diagnosed with orthostatic tremor lack typical electrophysiological features.

Purpose of the Study:

  • To review the clinical spectrum of conditions causing shaking on standing.
  • To emphasize the role of electrophysiology in differential diagnosis.
  • To present electrophysiological recordings of various conditions.

Main Methods:

  • Literature review of shaking on standing.
  • Analysis of clinical presentations.
  • Inclusion of demonstrative electrophysiological recordings.

Main Results:

  • A clinical spectrum of shaking on standing exists beyond classic orthostatic tremor.
  • Electrophysiological findings are essential for differentiating these conditions.
  • Varied electrophysiological signatures are observed in patients presenting with standing-induced shaking.

Conclusions:

  • The clinical presentation of shaking on standing is broader than initially recognized.
  • Electrophysiology is vital for accurate diagnosis and differentiating orthostatic tremor mimics.
  • A comprehensive understanding of electrophysiological features aids in managing patients with standing-induced instability.