Glossary

Vasopressin is a hormone which plays an important role in increasing water re-absorption in the kidneys. It has also been implicated in social behaviours and in reducing anxiety.

Venlafaxine is a type of antidepressant drug, used to treat major depressive disorder, anxiety, and panic disorder.

The verbal behaviour approach, also called VBA, is derived from applied behaviour analysis and used within various interventions, such as EIBI.

Verbal operant is a term used within the verbal behaviour approach to describe one of the components of expressive language.

Versene acid is another term for EDTA, a synthetic solution used as a chelating agent to remove heavy metals from the body.

The vestibular system includes the parts of the inner ear and brain that help control balance and eye movements.

Viadur is a brand name of leuprolide, a drug which turns off the production of testosterone.

Video interaction guidance is an intervention that uses video clips of interactions between people to help improve those interactions.

The Video Interaction to Promote Positive Parenting programme is an intervention in which the therapists work with parents using videofeedback to help them to understand and adapt to their infant's individual communication style to promote the best possible social and communicative development.

Video modelling is a method of teaching in which an individual learns a behaviour or a skill by watching a video recording of someone (the model) demonstrating that behaviour or skill.

Video prompting is a form of video modelling in which the participant is shown a video clip of one step of the task and then given the opportunity to complete that step before the next step is shown.

Vigabatrin is a medicine which is used in partial epilepsy, secondarily generalised partial epilepsy and West's syndrome.

The Vineland Adaptive Behavior Scales (VABS) are a set of measures designed to assess the personal and social self-sufficiency of individuals from birth to early adulthood.

Vinkeil 100 is another term for EDTA, a synthetic solution used as a chelating agent to remove heavy metals from the body.

VIPP is an acronym for the Video Interaction to Promote Positive Parenting programme, which is an intervention in which the therapists work with parents using videofeedback to help them to understand and adapt to their infant's individual communication style to promote the best possible social and communicative development.

Virtual communities is another name for online communities (such as listservs, chatrooms, forums and websites).

Virtual reality is a form of technology which allows a user to interact with a computer-simulated environment.

Vision therapy aims to normalise or improve visual abilities, such as focusing and tracking.

Visual discomfort is another term for visual stress, a condition in which an individual cannot see clearly so the world seems disjointed, confused and scary.

Visual integration training is an intervention designed to teach a person how to cope with his or her visual problems.