itlarda quloq suprasini qisman kesish texnikasi

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ppt/slides/_rels/slide7.xml.rels ppt/slides/_rels/slide6.xml.rels ppt/slides/_rels/slide5.xml.rels ppt/slides/_rels/slide3.xml.rels ppt/slides/_rels/slide8.xml.rels ppt/slides/_rels/slide2.xml.rels ppt/slides/_rels/slide1.xml.rels ppt/slides/_rels/slide4.xml.rels ppt/slides/_rels/slide10.xml.rels ppt/_rels/presentation.xml.rels ppt/slides/_rels/slide17.xml.rels ppt/slides/_rels/slide16.xml.rels ppt/slides/_rels/slide15.xml.rels ppt/slides/_rels/slide14.xml.rels ppt/slides/_rels/slide13.xml.rels ppt/slides/_rels/slide12.xml.rels ppt/slides/_rels/slide11.xml.rels ppt/slides/_rels/slide9.xml.rels ppt/presentation.xml ppt/slides/slide6.xml ppt/slides/slide9.xml ppt/slides/slide8.xml ppt/slides/slide1.xml ppt/slides/slide2.xml ppt/slides/slide3.xml ppt/slides/slide4.xml ppt/slides/slide5.xml ppt/slides/slide7.xml ppt/slides/slide10.xml ppt/slides/slide12.xml ppt/slides/slide17.xml ppt/slides/slide11.xml ppt/slides/slide14.xml ppt/slides/slide13.xml ppt/slides/slide15.xml ppt/slidemasters/_rels/slidemaster1.xml.rels ppt/notesslides/_rels/notesslide1.xml.rels ppt/slidemasters/slidemaster1.xml ppt/slidelayouts/_rels/slidelayout2.xml.rels ppt/slidelayouts/_rels/slidelayout11.xml.rels ppt/slidelayouts/_rels/slidelayout10.xml.rels ppt/slidelayouts/_rels/slidelayout9.xml.rels ppt/slidelayouts/_rels/slidelayout8.xml.rels ppt/slidelayouts/_rels/slidelayout7.xml.rels ppt/slidelayouts/_rels/slidelayout6.xml.rels ppt/slidelayouts/_rels/slidelayout5.xml.rels ppt/slidelayouts/_rels/slidelayout4.xml.rels ppt/slidelayouts/_rels/slidelayout3.xml.rels ppt/slidelayouts/_rels/slidelayout1.xml.rels ppt/notesslides/notesslide1.xml ppt/slidelayouts/slidelayout10.xml ppt/slidelayouts/slidelayout6.xml ppt/slidelayouts/slidelayout7.xml ppt/slidelayouts/slidelayout8.xml ppt/slidelayouts/slidelayout9.xml ppt/slidelayouts/slidelayout11.xml ppt/slidelayouts/slidelayout5.xml ppt/slidelayouts/slidelayout3.xml ppt/slidelayouts/slidelayout1.xml ppt/slidelayouts/slidelayout4.xml ppt/slidelayouts/slidelayo

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ut2.xml ppt/media/image5.jpeg ppt/media/image6.jpeg ppt/media/image18.jpeg ppt/media/image4.jpeg ppt/media/image8.jpeg ppt/notesmasters/_rels/notesmaster1.xml.rels ppt/media/image2.jpeg ppt/theme/theme1.xml ppt/media/image17.jpeg ppt/theme/theme2.xml ppt/media/image3.jpeg ppt/media/image9.jpeg ppt/media/image11.jpeg ppt/media/image16.jpeg ppt/media/image24.jpeg ppt/media/image22.jpeg ppt/media/image21.jpeg ppt/media/image20.jpeg ppt/media/image19.jpeg ppt/media/image27.jpeg ppt/media/image26.jpeg docprops/thumbnail.jpeg ppt/media/image12.jpeg ppt/media/image13.jpeg ppt/media/image14.jpeg ppt/media/image28.jpeg ppt/media/image15.jpeg ppt/notesmasters/notesmaster1.xml ppt/viewprops.xml ppt/tablestyles.xml ppt/presprops.xml ppt/media/media1.mp4 docprops/core.xml docprops/app.xml ppt/media/image1.png ppt/media/image10.png ppt/media/image23.png ppt/media/image25.png ppt/media/image7.png ppt/slides/slide16.xml [content_types].xml _rels/.rels docprops/custom.xml ichki quloq – auris interna eshitish organlarining eng muhim va murakkab qismidir. bu suyak labirint va parda labirintdan iborat bo’lib, parda labirint funksiyasi jihatidan ichki quloqning asosiy qismidir. suyak labirint bilan parda labirint morfologik jihatdan bir-biriga o’xshash bo’ladi. suyak labirint – labyrinthus auris osseus quloq suyagining qoyali qismida joylashadi. u uch qismdan iborat bo’ladi: dahlizi – markaziy o’rinda turadi, chig’anoq dahlizining oldingi pastki tomonida, yarim doira kanallar esa yuqori orqa qismida joylashadi. dahliz – vestibulum sharsimon bo’shliq, diametri 5 mm gacha bo’ladi. ichki devorida eshitish nervi o’tishi uchun teshikcha, yon tomonida dahliz darchasi – fenestra vestibuli uzangicha bilan yopiq, orqa tomonda to’rtta teshik bo’lib, ulardan uchtasi …

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uchta bo’lib, yontomondagisi gorizontal, yuqorigisi sagittal va orqa tomondagisi segmental holda joylashadi. har bir kanalning ikkita oyoqchasi yoki dahlizga ochilish yo’li bor. yarim doira kanallar muvozanat saqlash vazifasini bajaradi. parda labirint – labyrinthus membranaceus auris suyak labirintning ichida turadi, undan ko’ra kichikroq bo’ladi. u oval xaltachadan iborat bo’lib, ichida uchta pardali yarim doira kanal bor. yumaloq xaltacha pardali chig’anoq kanalidan iborat. parda labirint bilan suyak labirint o’rtasida bo’shliq bo’lib, u perilimfa – perilympha suyuqligi bilan to’lgan, ularning devorlari yassi to’qima bilan qoplangan. parda labirintining shakli xuddi suyak labirintga yaxshash bo’ladi. parda labirint o’zaro tutashuvchi bo’shliqlar va kanallarning murakkab sistemasidir. bu bo’shliq va kanallarning ichida tiniq suyuqlik – endolympha – endolimfa bor. endolimfa yo’li – ductus endolymphaticus yo’g’onroq oyoqchasi bilan yumaloq xaltachaga, nozikroq oyoqchasi bilan oval xaltachaga birlashadi. u quloq suyagining miya yuzasidagi suv yo’li dahligi orqali chiqib, xaltacha – saccus endolymphaticus shaklida, uzunligi 1 sm, eni 2 mm bo’lib kengayadi. …

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za) vazifasini bajaradi. quloq le sh yotkasini sekinlik bilan bo’shatib olishdan oldin uning orqa tomoniga ichak qisqichini o’tkazib qisib qo’yiladi, chunki jarohat lablarini tikish vaqtida qon oqish bo’lmaydi. quloq suprasining ikkinchi tomoni ham shu o’tkazilgan qoida bo’yicha amputasiya qilinadi. ikki tomondagi teri lablarini bir-biriga yaqinlashtirib tikish chog’ida quloq kemirchagi ignaga ilinmasligi kerak. tikish ishi tugallangach yara chetiga antiseptik malham surtiladi va quloq suprasini ensa oblastiga dokadan tayyorlab qo’ygan yostiqcha ustiga yaxshi o’rnatib bint bilan o’rab bog’lanadi. 3-4 kun o’tishi bilan bog’lam yechib olinadi, tekshirilgandan keyin quloq suprasini vaqt-vaqti bilan massaj qilib turiladi, chunki yara chandiqsiz bitishi kerak. yara qo’yilgan chok 7 kundan keyin olib tashlanadi. mashg’ulot № 1 5 itlarda quloq suprasini qisman kesish texnikasi. samarqand - 2022 dars maqsadi . talabalar quloq sohasining anatomotopografik tuzilishi, itlarda quloq suprasini qisman kesish texnikasini o’zlashtiradi. jihozlar, asbob-uskunalar. it, operatsiya uchun qo’llaniladigan asboblar, 3% yodning spirtdagi eritmasi, bog’lov va tikuv materiallari, 0,5% novokain …

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suprasi bilan, ichki qismi o’rta quloq bilan tutashgan. tashqi eshitish yo’li nog’orasimon halqa orqali o’rta quloqdan ajralib turadi. u halqa nog’ora pardaga yopishgan bo’ladi. qoramol, qo’y, echki va cho’chqalarda bu yo’l uzun, otlarda qisqa va voronkasimon bo’ladi. quloq suprasi – auricula voronka shaklidagi teri burmasidir. quloq suprasi ko’pchilik hayvonlarda tog’ay plastinkadan iborat. uning tashqariga chiqib turgan qismi qayiqcha – scapha, proksimal qismi quloq suprasining asosi - concha auricular s. rars conchalis deyiladi. supraning tashqi yuzasi devori – dorsum auriculare, ichki qismi qayiqsimon chuqurcha – fossa scaphaidea deyiladi. bunda keng quloq yoriqchasi – fissure auriculae bo’lib, uning oldingi va keyingi chetlari – margo auricula nasalis et caudalis bo’ladi. bu chetlari bir-biri bilan birlashib, supra uchi – apex auricula, bosh suyagiga yaqin joyi yopishib bog’lam – commissura auricula hosil qiladi. quloq suprasining sirti kalta, ichki yuzasi uzun jun bilan qoplangan. quloq suprasining tog’ayi elastik moddadan tuzilgan. supraning asosiy yog’ yostiqchasi – corpus …

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