Research by Coolen suggests that the circuit for the ejaculation generator in the male rat is located
a. above the tenth thoracic segment.
b. below the cauda equina.
c. in the sexually dimorphic region of the medial preoptic area.
d. in the lumbar region.
e. within the thalamus.
Question 2
A group of neurons in the lumbar region of the rat spinal cord projects to the posterior intralaminar thalamus, which may be involved in the pleasurable experience of orgasm. These neurons are known as
a. lumbar spinothalamic cells.
b. sacral spinothalamic cells.
c. lumbar spinotectal cells.
d. lumbar spinoreticular cells.
e. sacral lumbarthalamic cells.