If a female rat is ovariectomized and researchers want to artificially reinstate female sexual behavior, the researchers must administer:
a. estradiol.
b. progesterone.
c. progesterone followed by estradiol.
d. estradiol followed by progesterone.
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.
Eastern billabong fly (Austroagrion watsoni, female)
Sunlight on Mars is dimmer than on Earth. This photo of a Martian sunset was imaged by Mars Pathfind
Internal anatomy of a female cricket
Life cycle of Ascaris: Adult worms (1) live in the lumen of the small intestine. A female may ...