pertaining to an involuntary response to a stimulus, in which the nerve impulse from a receptor is transmitted inward to a nerve center, then transmitted outward to an effector
the ability to voluntarily control urinary and fecal discharge
involuntarily correlative with a voluntary action, as the contraction of the iris when the eye is opened
the change in electrical potential that occurs between the inside and outside of a nerve or muscle fiber when it is stimulated, serving to transmit nerve signals
to move from one region of the body to another, as in embryonic development
noting or pertaining to a situation in which one organ performs part of the functions normally performed by another