Related Experiment Video

Updated: Oct 3, 2026

Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind
09:01

Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind

Published on: March 27, 2013

Unmet needs and barriers to service delivery for the blind and visually impaired elderly

D E Biegel, M K Petchers, A Snyder

    The Gerontologist
    |February 1, 1989
    PubMed

    More Related Videos

    A Standardized Obstacle Course for Assessment of Visual Function in Ultra Low Vision and Artificial Vision09:29

    A Standardized Obstacle Course for Assessment of Visual Function in Ultra Low Vision and Artificial Vision

    Published on: February 11, 2014

    Behavioral Assessment of Visual Function via Optomotor Response and Cognitive Function via Y-Maze in Diabetic Rats07:41

    Behavioral Assessment of Visual Function via Optomotor Response and Cognitive Function via Y-Maze in Diabetic Rats

    Published on: October 23, 2020

    Related Concept Videos

    Current Trends in Nursing I01:28

    Current Trends in Nursing I

    Current trends in nursing include:
    Unrenewable Cells00:50

    Unrenewable Cells

    In humans, the photoreceptor cells of the eye and sensory hair cells of the ear lack stem cells. These cells are thus unrenewable and cannot be replaced when they are damaged or destroyed.
    Photoreceptors
    The retina is composed of several layers and contains specialized cells called photoreceptors. The photoreceptors (rods and cones) change their membrane potential when stimulated by light energy. There are two types of photoreceptors—rods and cones—which differ in the shape of their outer...
    Barriers to Effective Communication I01:30

    Barriers to Effective Communication I

    A communication barrier is any distortion or interruption during a conversation, resulting in miscommunication of the message. A good communicator should know these barriers and continuously check for the listener's understanding by obtaining feedback.
    Communication barriers include the following:
    Physiological barriers: They are limitations caused by a person's health condition or disability, such as hearing loss, poor eyesight, illness, or unconsciousness. An example to overcome this barrier...
    Barriers to Effective Communication II01:21

    Barriers to Effective Communication II

    The barriers to effective communication also include cultural barriers, semantic barriers, gender barriers, and time constraints.
    Cultural barriers:
    Differences in values, beliefs, religion, knowledge, and tradition can significantly impact communication. Awareness of nonverbal cues is critical, especially when conversing with a patient from a different culture. What appears appropriate in one culture may be inappropriate in another.
    Semantic barriers:
    As a result of their tendency to use...
    Documentation in Long-Term and Home Healthcare Setting01:29

    Documentation in Long-Term and Home Healthcare Setting

    Documentation in long-term care facilities and home healthcare settings is crucial for ensuring continuous, coordinated, and comprehensive care for patients. Each setting has its specific documentation processes and tools:
    Long-Term Care Facilities
    Photoreceptors and Visual Pathways01:22

    Photoreceptors and Visual Pathways

    At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category, whereas...