Ka 'ole o ka hoʻi

Hoʻi paha, ma na olelo e ae, na testes i maloko kane anal nā loko. Ka 'ole o ka testes mai he pālua papa: ke kahua o ka sperm a me ka incretion o hormones. Mau hormones haawi aku na kanaka i kekahi kiʻiona käne Look, leo hohonu, i ke alo o ka lehalehu t lauoho. Ka mea, i ka hoʻoholo 'ana kekahi kane hana a me ka mentality.

Maʻamau nui 3-4,5sm hoʻi me ke kaumaha o ka 20-30 nā huna. Ka mea, i loko o ke kieke o ka ili i kapaia o ka scrotum. Scrotal ili pigmented mawaho paku ma waena o embryonic hua mea ulana a i e loa okoa i ke kala mai i ka scrotal ili. Ua loaʻa he nui helu o ka sebaceous a me ka hou glands, ka auaaeaiea o ka i mai he maopopoʻala.

Ua i loko o nā mahina mua o fetal testes hoʻomaka e lilo. Ka mea, i kahi kokoke i nā puʻupaʻa, a laila ka mea, mai loko o ka scrotum. Ke ninau aicieeaao, ka mea i ka wahi i loko o kēia hou '? Ua huli mai, Ua nui loa. Ka nui, e hoike ana i ka ulu ana o ka sperm koi haʻahaʻa wela - hanohano ma ka 34 ° C. Maoli ai, ua wela hiki ole ke loaʻa i loko o ke kino, a ma ka scrotum kākoʻo e kupono rula no ka ho okumu ana o spermatozoa. Penei, na kanaka ka poe i alakai i ka sedentary Aloha Hawaii, i ke kiʻi mai, mai manawa i ka manawa, no laila, i ka mea hoʻi i aku, mai ka wela kino, a ho'ēmi.

Nā testes ua hoopuniia e ka iwi, a kaawale mai kekahi i kekahi ma ka paku. Kaawe ae la ma spermaticʻula, a he, ma ka huli, o ka vas deferens, nāʻiʻo, nä olonä, ke koko a me ka ipu lymph. Muscle, i kapaʻia ka cremaster ma lalo hoemi tightens ka hua manu i ke kino i loko o kona nanea wale kulana hoʻokaʻawale, mai ke kino. Ua manao ia e 'akomi' ohi, mālama i ke ana wela i loko o ka scrotum. I ka mahana keia, ka mea, haule iho ma lalo, a ma ka anu, ma ka mea ku ole, e puakai i ke kino. Nō hoʻi, ke scrotum mea he erogenous ciia o na kanaka.

Hua loaʻa paha kekahi mau kākoʻo nā hale. No ka laʻana, i loko o nā epididymis no elua pule oʻo sperm keena, kahi e kuai i ka pono ka hoʻoneʻe. Ka 'ole o ka testes like penei: ma lalo o ka tunica iwi hua mea parenchyma. Ua ninoieo a mau lobes (250 a hiki i 300) i i piha me ka seminiferous tubules. Ma kēlā lobe ia mea elua a ekolu, 70-90 mm o ka lōʻihi, ka mea, ua pelupelu ia. Ka mea, he poe seminiferous epithelium, ma i sperm i lawe.

Ka 'ole o ka testes mea ia hapa o ka cloves mea he connective'aʻaʻa i produces kane hormones - testosterone. Ua huli mai i ka testes i mau oihana - i ka endocrine glands, hormones a hoʻokele 'ana i loko o ke koko, a ma ka mea ia manawa - excretory gland, e alakai mai i ka sperm mai. Ka 'ole o ka testes mea i wale sperm i hanaʻia i loko o ia mau mea. Ke kinowai hapa o ka sperm ua hanaʻia o ka prostate secretions a me seminal vesicles. Ke prostate gland kahi kokoke i ka peritoneum, ma ka hihia o ka maʻi i ke kauka Kahalaopuna ia ma ka rectum. Ua produces loli kapa prostatic wai. I helehelena - mea he keʻokeʻo wai a me ke ano ala, a he aneane loa o ke kumuʻiʻo.

Seminal vesicles nō ma luna o ka prostate gland. Ua hui kaulua hui, kona He kokekau wale ka nui - 5h2h1 ike Oe paka i ka yellowish wai a me ke alo ki eki e, a kōkua ai i nā ka neʻeʻana o ka sperm ..

E like me ua oleloia, epididymal sperm maturation i wahi,ʻaneʻi ka mea, e waiho waho. Ke 'ole kekahi maupaʻa he kane testis seminiferous tubules, a merge e lilo ma kahi o 15 efferent tubules e kahe ana i loko o ka epididymis.

Mai sperm e hua mai i loko o ka hoʻi, hiki ole neʻe ma luna o lākou iho, i ko lakou ana mea ku pono i ka mahuahua puʻe i loko o ka hoʻi iā lākou iho ma muli o ia i ke kahua o ka hou sperm.

Ejaculatory alanui i ka hoomau ana o na epididymis. Sperm paipai 'ejaculatory mau kuamoo, i ka nalu e like ka ho'ēmiʻana i loko o Muscle.