Question

What is the dopamine role in sexual behavior, How does the relative number of D1 and D2 dopamine receptors subtypes affect monogamous behavior and what is the role of testosterone and oxytocin in FEMALES?

Answer 1

• In the nigrostriatal tract, dopamine influences motor activity. Dopamine activates mesolimbic tract and promote activates numerous motivated behaviors which include copulation, genital pattern and sexual motivation.
• Dopaminergic system located in mesocorticolimbic dopamine circuitry plays a leading role in the formation, countenance, and maintenance of monogamous pair.
• In females, oxytocin causes increased uterine motility causing increasing contractions in uterus during parturition. Testosterone imparts a positive effect on cardiovascular system.