Ọkpụrụkpụ nke Plasenta ofụri ime

Nwaanyị ọ bụla wee tụrụ ime, na-amalite ịmụta otú na-akpa àgwà n'ụzọ kwesịrị ekwesị, na-eme n'ọdịnihu nke a nwa ihe nile bụ ezi. Ọ na-n'ụzọ zuru ezu kwadoro, ọ na-adịghị eme ihe n'ụzọ na-eri ahụ, nakwa dị ka eleta ha mgbe nile na nke dọkịta ha. N'oge afọ ime, ọ dị mkpa inyocha Plasenta. Gịnị ka ọ bụ na ihe mere o ji dị mkpa?

Plasenta na - na ngwa site na nke mkpụrụ eri na-eku ume. Ọ na-homonụ mkpa maka nkịtị ọrụ dị mkpa nke nne na nwa-echebe site esịtidem iwe nke ahụ, si otú na-egbochi ya jụrụ.

Plasenta Ọdịdị bụ nnọọ mgbagwoju anya. The guzobere ya mmalite fọrọ nke nta n'out oge na-ekekọta nke ẹmbrayo na eriri akpa nwa mgbidi. Isi akụkụ nke Plasenta mejupụtara ndị villi, nke na-nwere njikọ chiri anya na onye ọ bụla ọzọ, nke yiri mgbọrọgwụ nke a dị ike osisi. N'ihi na ndị a villi aga nwa ọbara, na si n'èzí ya gbara nne nwa ọbara. N'ihi ya, e nwere ihe abụọ na Plasenta ọbara usoro - nne na nna na nwa, n'etiti nke e nwere ihe mgbanwe. A na nwa na-ewe si ọbara nne nwa oxygen na nri, na-alaghachikwuru onye carbon dioxide na ngwaahịa maka iwepụ si ahụ.

Chebe nwa ebu n'afọ Plasenta amalite na 12 izu. All bacteria, nje dị na ọbara nne nwa, na ya nzacha ama kpochara ọbara na oxygen ọnọ nwa.

E wezụga na-echebe, akụkụ okuku ume na, na ekwukwa n'akwụkwọ, Plasenta ka nwere a mmiri ọgwụ ọrụ. Ọ nwere ike na-emepụta banyere 15 homonụ, nzube nke bụ dị iche iche. Dị ka ihe atụ, a mmekọahụ hormone dị mkpa ịnọgide na-enwe ime.

The ọrụ nke Plasenta bụ nnọọ ukwuu, n'ihi na ọ na-eto eto ngwa ngwa karịa nwa onwe ya. Ugbua na 12 izu nke afọ ime, mkpụrụ n'onwe ya ji ihe 4 grams, na Plasenta arọ bụ 30 grams. Nso na-ahapụ a dayameta nke 15-18 sentimita na Plasenta ọkpụrụkpụ 2-3 cm, ma dịrị ihe banyere 600 grams. Ka ịnyagharịa, ihe niile bụ iji na mmepe nke nwa ebu n'afọ, e nwere ihe na-egosi depụtara n'okpuru.

Ọkpụrụkpụ nke Plasenta maka izu na dị iche iche nkebi nke afọ ime:

• Week 20 - 21,96 mm;
• Week 21 - 22, 81 mm;
• Week 22 - 23,66 mm;
• Week 23 - 24,55 mm;
• Week 24 - 25,37 mm;
• Week 25 - 26,22 mm;
• Week 26 - 27,07 mm;
• Week 27 - 27,92 mm;
• Week 28 - 28,78 mm;
• Week 29 - 29,63 mm;
• Week 30 - 30,48 mm;
• Week 31 - 31,33 mm;
• Week 32 - 32,18 mm;
• 33 izu - 33,04 mm;
• 34 izu - 33,89 mm;
• Week 35 - 34,74 mm;
• Week 36 - 35,59 mm;
• Week 37 - 34,35 mm;
• Week 38 - 34,07 mm;
• Week 39 - 33,78 mm;
• Week 40 - 33,50mm.

A na ọnụ ọgụgụ nwere ike ịdị iche ubé. Ma ọ bụrụ na ọkpụrụkpụ nke Plasenta nwere nnukwu deviations na size, a nwaanyị dị ime ga-ata ọgwụgwọ siri ike.

Dị mwute ikwu na, ka ụbọchị, mgbe mgbe, e nwere abnormalities na mmepe nke Plasenta. Ndị a na-anaghị ekwe ka na-agaghị agabiga, nwere ike ime ka egwu na ya pụta. Ọ bụ ya mere nne na nna kwesịrị ịmata ihe na-akpata pathologies na agwọ ọrịa.

All abụ nne, na-atụ anya ọmụmụ nke nwa ọhụrụ, mgbe nchegbu banyere nwa ha, na ọkpụrụkpụ nke Plasenta - bụ otu n'ime ihe na-egosi nke a nkịtị ime.

Ọtụtụ mgbe ndị inyom na-chọpụtara na ọnọdụ "hypoplasia Plasenta", popularly kwuru na dị ka 'mkpa Plasenta. " Na-akpata ọrịa a nwere ike ịbụ mkpụrụ ndụ ihe nketa ọrịa. Ọ ghaghị iburu n'uche na nke nwa ebu n'afọ na-emetụta naanị a siri ike gụnyere ya ná ndị size nke ụmụ ebe. Ọzọkwa, Plasenta nwere ike nta n'afọime - ọtụtụ oghom ihe pụrụ iso kpata ya nká na maturation. Na nke a emee n'ihi dị iche iche nke nne nwa ọrịa. Ihe dị iche n'etiti mkpụrụ ndụ ihe nketa aghara na mgbanwe ahụ mere ka a n'ihi nke ọrịa, bụ eziokwu ahụ bụ na-ebelata ọkpụrụkpụ nke Plasenta, nke bilie n'ihi ọrịa gbochie (emeso), ma mkpụrụ ndụ ihe nketa abnormalities enweghị ike buru amụma.

Hyperplasia, ie, onye na-abawanye na size nke Plasenta, ọ na-eme na ihe banyere na-efe efe, ọrịa shuga, anaemia, na RH-esemokwu. Na-emeso hyperplasia ekwe omume nanị mgbe e ziri ezi ihe mere ya na omume. Ihe ga-eme ka ya Plasenta insufficiency, nke pụrụ iduga na-egbu oge mmepe nke nwa ebu n'afọ (na mgbe ụfọdụ akaghi ọmụmụ).

Ọzọkwa na size nke Plasenta emetụta ọdịdị nke ndị inyom. Ka ihe atụ, ụmụ nwanyị na a obere na-abawanye na ibu na size nke nwa oche pụrụ ịdị nnọọ ihe na-erughị mma mmekọahụ Rubens iche-iche.

N'ihi ya, anyị nwere ike ikwubi na ọ dị mkpa inyocha bụghị naanị na mmepe nke nwa ebu n'afọ, ma n'ihi ndị, ihe bụ ọkpụrụkpụ nke Plasenta, ọnụego kwuru n'elu.