V

Vaccine: A solution that is administered orally or as an injection in order to help the body create defenses against a specific disease. Vaccines contain bacteria or viruses (or parts of them) that ordinarily cause disease, but have been altered so that they won't cause an infection.

Vestibular: Pertaining to the sensory system located in the inner ear that allows the body to maintain balance and enjoyably participate in movement such as swinging and roughhousing.

Visual Adaptations/Visual Supports: Written schedules, lists, charts, and picture sequences that convey meaningful information that allow the person with autism to function more independently, without constant verbal direction.

Visual Discrimination: The ability to distinguish and detect differences in objects, forms, letters, or words.

Visual Imagery: Using recalled scenes or visual images in an attempt to relax or to tolerate more stressful situations.

Visual Motor: Related to the use of the eyes to discriminate and track objects and to perceive environmental cues. Visual motor skills are required to carry out tasks such as putting a puzzle piece into a puzzle or a key into a keyhole.

Visual Schedule: A group of pictures or objects that guides a child through the order of events or activities.

Visual Stimulus: That which stimulates the eye.  In excess, it can cause confusion or agitation in individuals and can result in hyperactivity, perseverative behavior, or withdrawal.