What principle is demonstrated by the findings that mechanical stimulation of the genitals elicits sex-related behaviors in animals whose spinal cord has been cut?
A) Sexual reflexes cannot occur without the brain.
B) The brain is not required for the sexual reflexes of erection and ejaculation.
C) Sexual orientation is dependent on spinal mechanisms.
D) Pathways from the hypothalamus to the spinal cord are key to sexual behavior.
E) Male sexual behavior can at times appear to be brainless.

Question

Quizplus · Accepted Answer

The finding that mechanical stimulation of the genitals can elicit sex-related behaviors in animals with a severed spinal cord suggests that the brain is not required for the reflexive sexual responses of erection and ejaculation. This principle demonstrates that some aspect of the sexual response can be controlled by the spinal cord alone.

What Principle Is Demonstrated by the Findings That Mechanical Stimulation