Opposite of a patrilineal descent system is a matrilineal descent system, or a system of descent in which an individual's kin membership is traced through women.Again oversimplifying with some alliteration, it's one in which family descent is traced through the mamas!pposite of a patrilineal descent system is a matrilineal descent system, or a system of descent in which an individual's kin membership is traced through women. Again oversimplifying with some alliteration, it's one in which family descent is traced through the mamas!
Urethra: The urethra is the tube that carries urine from the bladder to outside of the body. In males, it has the additional function of ejaculating semen when the man reaches orgasm.When the penis is erect during sex, the flow of urine is blocked from the urethra, allowing only semen to be ejaculated at orgasm.rethra: The urethra is the tube that carries urine from the bladder to outside of the body. In males, it has the additional function of ejaculating semen when the man reaches orgasm.
If you are talking about Ureters and the Urethra of the urinary system, the ureters are the ducts that carry urine from the kidneys to the bladder. The urethra on the other ha â¦ nd is a tube that carries urine from the urinary bladder to the outside of the body.he urethra exits the bladder and takes urine out of the body, in males it is approximatly 20 cm long, females 3-4 cm long. Ureter is the (tube) flow channel from kidney to bladder, Urethra is the (tube) flow channel from the bladder to the outside of your body.