Reflex
Videos
In biology, a reflex, or reflex action, is an involuntary, unplanned sequence or action and nearly instantaneous response to a stimulus.
Grasp reflex
An adult female dog scratching itself near Frederikshavn, 2025
Cremasteric reflex
Videos
The cremasteric reflex is a superficial reflex observed in the human cremaster muscle & testicle.
Reflex
…Cough reflex Cremasteric reflex (L1-L2) Diving reflex…
Area A (in orange) represents the area of sensory fibers controlled by the genitofemoral nerve; area B (in green) represents that controlled by the ilioinguinal nerve; arrow C (in red with blue outline) shows the location where the skin must be stroked to elicit this reflex.