Kenwe Azụ dolphin: nkọwa

Dolphins mgbe niile mere ka ezi mmasị n'ebe ndị mmadụ omume na ha bughi atụmatụ. Ọkà mmụta sayensị na-enyocha ihe niile akụkụ nke anụmanụ ahụ, gụnyere kenwe enyocha Azụ dolphin. Ugbu a, a isiokwu na-enyoba na ụfọdụ zuru ezu, na-ọma kpuchie na akwụkwọ ndị ahụ.

Kenwe Azụ dolphin: bughi atụmatụ nke nwanyi

Na nwanyị, e nwere otu dolphin urogenital n'ogige atụrụ, nke na-agba ọsọ yiri afọ. Ọ bụkwa a ụzọ gbasara ike. Ke n'ihu akụkụ site na ok fibrous connective anụ ahụ nke nwanyi ji anyu mmamiri na-apụta, nke na-ọma mepụtara. Ọ cavernosum na oké albuginea.

Behind ya e nwere ụzọ maka urination, a ntà na gbasara ike oghere dị warara pudendal mkpịwa. The n'èzí amụ dolphin nwanyị - a buru ibu ma na obere labia.

Ozugbo Genital oghere nke ikpu kacha dayameta kọwakwuru. Near n'ọnụ ụzọ e a plurality nke longitudinal folds, nke nta nke nta na-ebelata ebelata n'ebe etiti nke amụ.

Ke n'etiti ndị longitudinal folds akwụsị, na a obere mpempe hụrụ transverse ogige ụdị akpọ okirikiri.

Afalina nwere si 2 4 nnukwu okirikiri pleats mere ndokwa n'elu ikpu. Nso cervix bụ abụọ atọ-sentimita-n'ogige atụrụ na-akpọ psevdosheykoy na a narrowed oghere yiri ezigbo cervix.

Ya n'azụ mgbidi jikotara aka wee na n'ihu mgbidi a cervical ọ Nleta a-ulo ebe spam nakweere. Na nke a ulo dabara afaliny 6 10 milliliters nke spam.

Dị otú ahụ smermopriemnik morphologically emegharị ka ụmụ anụmanụ nwere ike ịga nke ọma mụta nwa na mmiri gburugburu ebe obibi. Mgbe mating, nwoke na-abanye a-ulo ahụ gị. Ozugbo ọ na-ewepụ, psevdosheyka ebelata muscle mmiri nke oké osimiri ka spermotaziodam anaghị abata, ma ọ bụ na ha ga-anwụ. Hymen na nwanyi Azụ dolphin na-adịghị.

Mmekọahụ atụmatụ nke ụmụ nwoke

Gonads Azụ dolphin na-akwanyere ya ùgwù site ọnụnọ nke nwoke perineum, gbasara ike kewara si na-enwe mmekọahụ n'ogige atụrụ.

Dolphins dịghị scrotum, testes ebe ebe - afo. Na okpomọkụ nke 37 degrees Celsius dolphin ahụ spermatogenesis ewe ebe kwesịrị, oké egwu okpomọkụ nke usoro bụ 38 degrees.

Iji zere kpo oku testes mere si na-arụ ọrụ nke ike na ọdụ mọzụlụ, ọdịdị kere a ukwu countercurrent okpomọkụ mgbanwe usoro akpọ inguinal plexus.

Na venous ọbara ọ bụ omume na-ajụkwa na usoro nke na mgbasa na azụ na ọdụ nku azu, na mgbe ahụ, ọ abatakwa venous plexus inguinal. E chilled ọbara na-agba site na veins odude nso ihe akwara na inguinal plexus. N'ihi ya, ọbara-abanye testes dịtụ mma site na okpomọkụ mgbanwe Filiks nke mma-arụ ọrụ venous na ọbara ọbara na-ekpo ọkụ.

Ọdịdị nke ahụ testes

The udi nke testes na dolphin elongated, fọrọ nke nta cylindrical. Top testes daputara ezigbo albuginea, nke na-bonded na fibrous.

Testis nwere a typical lobed Ọdịdị, ma na-eso ya a ọtụtụ ihe, ọtụtụ ihe karịa ndị ọzọ umu. Nwoke okenye afaliny nwere testes nke 29 site 9 sentimita, banyere 600 grams nke arọ, na seminiferous tubules 200 microns n'obosara.

The maturation nke dị iche iche na ngalaba nke testes nke nwoke dolphin ime n'oge dị iche iche.

Gịnị bụ size nke amụ na a dolphin?

Mgbe a dolphin bụ ezumike, ya amụ n'ụdị a akaghị bụ zoro a pụrụ iche n'ogige atụrụ. Ọ na-akwado uru na sere na amụ na kewapụrụ ya na ikpe nke excitation.

N'oge erection kenwe Azụ dolphin na-enwe obi ụtọ n'ihi na fibroelastichnogo bughi so, a nọrọ jụụ muscle retraction na ọzịza ruru ka a rosh ọbara. A otu na ọkara submerged na anọghị n'ogige atụrụ nke prepuce. O nwere a nta gbagọrọ agbagọ n'ụdị ihe English akwụkwọ ozi S na oké albuginea.

Na-enwe obi ụtọ ikwu na nke nke amụ dolphin ubé gbanwere. Dayameta so - banyere asatọ na ọkara sentimita, a ogologo nke si 25 ka 33 sentimita.