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Males have less subcutaneous fat in their faces due to the effects of testosterone. [45] [better source needed] Males generally have darker skin than females. [46] [47] The lighter skin in females helps their bodies synthesize more Vitamin D from sunlight and absorb more calcium, which is needed during pregnancy and lactation. [47]
The Skene's glands' openings are located in the vestibule of the vulva, around the lower end of the urethra. [2] The two Skene's ducts lead from the Skene's glands to the vulvar vestibule, to the left and right of the urethral opening, from which they are structurally capable of secreting fluid.
Thus, male mammals typically have an X and a Y chromosome (XY), while female mammals typically have two X chromosomes (XX). Chromosomal sex is determined at the time of fertilization; a chromosome from the sperm cell, either X or Y, fuses with the X chromosome in the egg cell.
Sex differences in medicine include sex-specific diseases or conditions which occur only in people of one sex due to underlying biological factors (for example, prostate cancer in males or uterine cancer in females); sex-related diseases, which are diseases that are more common to one sex (for example, breast cancer and systemic lupus erythematosus which occur predominantly in females); [1 ...
XY complete gonadal dysgenesis, also known as Swyer syndrome, is a type of defect hypogonadism in a person whose karyotype is 46,XY. Though they typically have normal vulvas, [1] the person has underdeveloped gonads, fibrous tissue termed "streak gonads", and if left untreated, will not experience puberty.
The prostate can be prone to issues such as enlargement, which can affect the urinary system, but the exact cause of an enlarged prostate is unknown. Symptoms include : Difficulties urinating
“We have tests and ultrasound scans that can detect polyps and fibroids – it all contributes to a better understanding, and therefore increases the possibility of becoming pregnant.” There ...
[78] [80] Side effects include decreased libido and ejaculatory or erectile dysfunction. [81] [82] The 5α-reductase inhibitors are contraindicated in pregnant women because of their teratogenicity due to interference with fetal testosterone metabolism, and as a precaution, pregnant women should not handle crushed or broken tablets. [83]