Qarshi muhandislik-iqtisodiyot instituti texnologiya fakulteti

 

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4-rasm Hashorotlarning traxeya sistemasi
A-qora suvarakning asosiy traxeya naylari; B-bo‘g‘imlarida traxeyaning 
shoxlanish sistemasining ko‘ndalang kesimi; V-bo‘g‘imlarda traxeya nayining 
uzunligicha kesilgan ko‘rinishi; S- traxeyaning traxeolalari bilan tugallanishi. 1- 
ko‘krak; 2- yuqori diafragma; 3- stigma; 4- nerv hujayra; 5- pastki diafragma; 6- 
traxeyalar; 7-8-9- traxeolalar. 
Topshiriq : 
 
 
 
 
 
 
 
 
 
 

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Nazorat savollari: 
Traxeya tuzilishini ayting? 
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Nima uchun traxeyalar nafas olish davrida yopilib qolmaydi? 
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Hashorot tanasida traxeyalarning tarqalish darajasini ayting. 
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Suvda va quruqlikda yashovchi hashorotlar nafas olish tizimini farqlang. 
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Nafas olish va tana issiqlik energiyasi o‘rtasidagi bog‘lanishni tushuntiring. 
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Hashorotlarning nafas olish tezligini qaysi usulda sanash mumkin? 
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