BIOLOGY 116 Study Guide - Midterm Guide: Orgasm
Document Summary
Adrenal cortex: sex hormones stimulate reproductive organs and sex characteristics. Adrenal medulla: epinephrine and norepinephrine stimulate the muscles and increase heart rate. Gonads: testis: produce androgens stimulate male sex characteristics ovaries: produce estrogens and progesterone, stimulate female sex characteristics. Posterior pituitary: oxytocin: stimulates uterine contraction stimulates feelings of nurturance milk let down (makes milk available, leak) vassopressin: stimulates social behavior + bonding. Anterior pituitary: gonadotrapic hormone: stimulates sex hormones and gamete production prolactin: stimulates milk production. Romantic: involve din the formation of pair bonding. Attachment: keeps pair together (sometimes) long enough to get o spring started on their way. Seratonin: neurotransmitter, produced by the brain regulates mood, sleep, memory, cognition, need for food functions in establishing dominance relationships lower seratonin > obsessive compulsive behavior such as focus on a loved one. Dopmaine: neurotransmitter, produced by the brain involved in the reward circuitry of the brain associated w/ release of testosterone. Testosterone: increase sex drive in males and females.
