Mazkur maqolada qisqa masofaga yuguruvchilarning texnik mahoratini oshirishda qo‘llaniladigan zamonaviy usullar, start texnikasi, bosqichma-bosqich tezlanish, harakat mexanikasi va plyometrik tayyorgarlik usullari ilmiy jihatdan tahlil qilinadi. Muallif tomonidan haftalik mashg‘ulot rejasi asosida sportchilarning texnik rivojlanish ko‘rsatkichlari jadvalda bayon etiladi.
This article explores the complex pathophysiological mechanisms underlying the development of kidney failure. It highlights the key roles of hemodynamic changes, cellular injury, inflammation, oxidative stress, and hormonal imbalances in the progression of renal dysfunction. The chronic activation of the renin-angiotensin-aldosterone system and its contribution to fibrosis and nephron loss are discussed in detail. The article also examines how inflammatory processes and oxidative damage exacerbate kidney tissue injury, while hormonal disturbances contribute to systemic complications such as anemia and mineral imbalance. Emphasis is placed on the importance of early detection and targeted treatment strategies to slow disease progression and improve patient outcomes. The review concludes with a discussion on future research directions aimed at developing novel diagnostic markers and therapeutic approaches for kidney failure.
Mazkur maqolada Shayboniylar davlati (1500–1599) davridagi ijtimoiy tuzilma va davlat tomonidan amalga oshirilgan islohotlar tarixiy manbalar asosida tahlil qilinadi. Jamiyatning asosiy qatlamlari – hukmdorlar, diniy ulamolar, harbiylar, dehqonlar va savdogarlar o‘rtasidagi o‘zaro munosabatlar, ularning davlat boshqaruvidagi o‘rni va vazifalari yoritiladi. Shuningdek, ma’muriy, harbiy, yer-soliq va diniy sohalarda olib borilgan islohotlar mazmuni hamda ularning jamiyat barqarorligiga ta’siri ochib beriladi. Maqola ijtimoiy taraqqiyotga ta’sir etgan tarixiy omillarni chuqur anglashga xizmat qiladi.
Hozirgi vaqtda polimer chiqindilar ko’payib atrof muhitga katta zarar keltiryapti. Shuning uchun ularni kamaytirish ularning o’rniga tabiiy polimerlar olish dolzarb hisoblanadi. Bunday tabiiy polimerlar turli xil agressiv muhitda parchalanib ketadi. Bunday bioparchalanuvchi polimerlar an’anaviy polimerlarga qaraganda ancha qimmatroqdir. Arzonroq bioparchalanuvchi polimerlar olish uchun polimer kompozitlardan foydalanish bilan bog’liq bo’ladi.