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ExploreLearning is a Charlottesville, Virginia -based company which operates a large library of interactive online simulations for mathematics and science education in grades 3–12 called 'Gizmos'. ExploreLearning also makes Reflex, an online, game-based system for math fact memorization. [1] ExploreLearning is a business unit of Cambium ...
Hoffmann's reflex. Hoffmann's reflex ( Hoffmann's sign, sometimes simply " Hoffmann's ", also finger flexor reflex) [1] is a neurological examination finding elicited by a reflex test which can help verify the presence or absence of issues arising from the corticospinal tract. It is named after neurologist Johann Hoffmann. [2]
Early symptoms will be similar to the flu, and they can develop over a matter of hours or even days. Symptoms include: sudden high fever. stiff neck. severe headache. nausea or vomiting. confusion ...
decreased mental abilities. confusion. double vision. pupils that don’t respond to changes in light. shallow breathing. seizures. loss of consciousness. coma. Many of these symptoms can appear ...
The upper motor neuron syndrome signs are seen in conditions where motor areas in the brain and/or spinal cord are damaged or fail to develop normally. These include spinal cord injury, cerebral palsy, multiple sclerosis and acquired brain injury including stroke. The impact of impairment of muscles for an individual is problems with movement ...
Muscle weakness. Loss of touch sensitivity in your fingers or toes. Unexplained pain. Paralysis or partial paralysis. Nerve damage can have a lot of causes, including illnesses and injuries. Some ...
People with oscillopsia describe symptoms like these: jumping, jittery, wobbly, or shimmering vision. blurred or fuzzy vision. trouble focusing. double vision. nausea. dizziness. vertigo, a ...
The straight leg raise is a test that can be performed during a physical examination, with the leg being lifted actively by the patient or passively by the clinician. If the straight leg raise is done actively by the patient it is a test of functional leg strength, particularly the rectus femoris element of the quadriceps (checking both hip flexion and knee extension strength simultaneously).