An involuntary response to seeing bears in the wild would be shaking or running.
no it is a response
involuntary
perhaps a reflex or an involuntary response.
A quick involuntary response to a sensory stimulus (e-g knee-jerk) is called
Reflex
involuntary response by animal,resulting in a predictable and relatively fixed behaviour pattern.
Voluntary??
A voluntary response is under conscious control, meaning you can choose whether or not to perform the action. An involuntary response is not under conscious control and occurs automatically, such as a reflex or a reaction controlled by the autonomic nervous system.
An involuntary response is when the doctor taps your knee with a hammer and your leg jerks forward. A voluntary response is when you are angry at your doctor and kick him hard by swinging your leg forward.
An involuntary response for elimination of feces may be diarrhea. This can happen as a result of illness, side effect of medication or a reaction to food or liquids ingested by the body.
stimulus discrimination