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  2. Optokinetic response - Wikipedia

    en.wikipedia.org/wiki/Optokinetic_response

    Horizontal optokinetic nystagmus. The optokinetic reflex ( OKR ), also referred to as the optokinetic response, or optokinetic nystagmus (OKN), is a compensatory reflex that supports visual image stabilization. [ 1] The purpose of OKR is to prevent image blur on the retina that would otherwise occur when an animal moves its head or navigates ...

  3. Caloric reflex test - Wikipedia

    en.wikipedia.org/wiki/Caloric_reflex_test

    ICD-9-CM. 95.44. MedlinePlus. 003429. In medicine, the caloric reflex test (sometimes termed 'vestibular caloric stimulation ') is a test of the vestibulo-ocular reflex that involves irrigating cold or warm water or air into the external auditory canal. This method was developed by Robert Bárány, who won a Nobel prize in 1914 for this discovery.

  4. Positional alcohol nystagmus - Wikipedia

    en.wikipedia.org/wiki/Positional_Alcohol_Nystagmus

    Horizontal Gaze Nystagmus (HGN) testing is a common practice used by law enforcement in the United States in the identification of persons who are intoxicated or under the influence of a controlled substance. The key difference between recognizing PAN and horizontal gaze nystagmus is the position of the subject's head in relation to the body.

  5. Golden Retriever Looks Like He's Pouting When He Gets Put in ...

    www.aol.com/golden-retriever-looks-hes-pouting...

    Bru the Golden Retriever pup is no exception. This young dog had to visit the vet for a minor procedure on July 9, but being stuck in the cone--or, in his case, a donut--of shame, is so much worse ...

  6. Nystagmus - Wikipedia

    en.wikipedia.org/wiki/Nystagmus

    Nystagmus. Nystagmus is a condition of involuntary (or voluntary, in some cases) [1] eye movement. [2] People can be born with it but more commonly acquire it in infancy or later in life. In many cases it may result in reduced or limited vision. [3] In normal eyesight, while the head rotates about an axis, distant visual images are sustained by ...

  7. CONMEBOL assures Hard Rock Stadium's surface will be in ...

    www.aol.com/news/conmebol-assures-hard-rock...

    South American soccer's governing body maintained that the Hard Rock Stadium's playing surface will be in great shape for the Copa America final on July 14 amid complaints during the group stage ...

  8. Benign paroxysmal positional vertigo - Wikipedia

    en.wikipedia.org/wiki/Benign_paroxysmal...

    Exterior of labyrinth of the inner ear. Benign paroxysmal positional vertigo ( BPPV) is a disorder arising from a problem in the inner ear. [ 3] Symptoms are repeated, brief periods of vertigo with movement, characterized by a spinning sensation upon changes in the position of the head. [ 1] This can occur with turning in bed or changing ...

  9. Parinaud's syndrome - Wikipedia

    en.wikipedia.org/wiki/Parinaud's_syndrome

    Parinaud's syndrome is a constellation of neurological signs indicating injury to the dorsal midbrain. More specifically, compression of the vertical gaze center at the rostral interstitial nucleus of medial longitudinal fasciculus (riMLF). It is a group of abnormalities of eye movement and pupil dysfunction and is named for Henri Parinaud [ 6 ...