Examlex
When the number of protons in a nucleus exceeds ______________, the nucleus is unstable.
Hyperreflexia
An exaggerated response of the muscles following a stimulus, indicative of disturbances in the central nervous system.
Fasciculations
Involuntary, small, rapid muscle contractions or twitches visible under the skin, often benign but can be symptomatic of neurological conditions.
Positive Babinski
A reflex action in which the big toe remains extended or extends upward when the sole of the foot is stimulated, indicating neurological abnormality.
Dorsiflexion
The movement that brings the top of the foot toward the shin, decreasing the angle between the dorsal surface of the foot and the leg.
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