Cah heritable condition in which the adrenal glands

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: essed whcih turns the primordial gonads into the testes" Y chromosome (SRY determining factor, in males differentiation of internal organs,"up until three months after conception, fetuses contain both male wolffian system and female mullerian system male testes release testosterone which promotes development of wolffian system and release anti-mullerian hormone which initiates the degeneration of the mullerian system female ovaries ""do nothing"" -- in absence of testosterone and anti-mullerian hormone, wolffian system degenerates and promotes the development of the mullerian system" androgen-insensitivy syndrom (AIS),"defective gene produces abnormal androgen receptors in a fetus that is generally a male the wolffian system becomes blind to testosterone and other androgens and doesnt develop normally anti-mullerian hormone prevents the development of the mullerian system have no menstruation and are infertile may not be found until puberty" development of external gentialia,"males: masculinization of external genitalia requires stimulation by 5-alpha-dihydrotestosterone, a derivative of testosterone produced by the enzymes 5 alpha reductase females: no hormonal signal is necessary for the development of females external ganglia" congenital adrenal hyperplasia (CAH) ,"heritable condition in which the adrenal glands of the fetus release excess androgens genetic females may have ambiguous external genitalia females with CAH often describe themselves as a tomboy and are more likely to have bisexual or lesbian tendencies" 5-alspha-reductase deficiency,"heritable condition (first discovered in DR) testosterone cant be converted to 5-alpha dihydrotestosterone genetic males may have ambiguous external genitalia and are often raised female development of secondary sex characteristics is controlled by testos." development at puberty,"genitals and secondary sex characteristics mature the mean age of puberty is dropping steps: 1. hypothalamus releases GnRH 2. message to anterior pituitary gland: ---releases luteinizing hormone (LH) ---releases follicle stimulating hormone (FSH) 3. in males - LH message to testes: release testosterone  in females - FSH and LH control menstrual cycle 4. testosterone and FSH cause sperm to mature" anabolic steroids,"synthetic steroid hormones have some legitimate medical uses build strength and muscle mass" anabolic steroids side effects,"acne enlargement of penis or clitoris deepening voice unusual hair growth or loss psychological disturbance breast enlargement in males high blood pressure kidney disease" sexually dimorphic nuclei,"located in the hypothalamus of the diencephalon of the forebrain in rodents, it is the sexual dimorphic nucleus of the preoptic area (POA) in humans, it is the interstitial nuclei of the anterior hypothalamus (INAH)" what makes people "attractive" and "beautiful" to other people?,"symmetry youthful characteristics in females strong jaw and other indications of high testosterone in males smell is associated with...
View Full Document

This document was uploaded on 03/17/2014 for the course PSY 3 at UCSB.

Ask a homework question - tutors are online