鸡生理解剖图,,,,鸡主要器官解剖部位图,,鸡主要器官解剖部位图,鸡主要器官解剖部位图,,,,Upper Respiratory Tract,Glottis,Glottis,Trachea,Lungs,Trachea,Primary Bronchi,Syrinx,Larynx,Larynx,Tongue,Tongue,Choana,Choana,Infraorbital Sinus,Harderian Gland,Nasal Lacrimal Duct,Cilia Ciliated epithelial cells,Goblet cells (mucus glands),Tracheal Lining Cells,Caudal Thoracic (Paired),Avian Air Sac,Cervical (Paired),Clavicular (Single),Cranial Thoracic (Paired),Abdominal (Paired),Movement of air through the lung and air sacs Figure 4,Inspiration/Expiration,Cervical,Clavicular,Caudal Thoracic,Abdominal,Cranial Thoracic,Inpiration,Expiration,JOB 203-RESPIRATORY ILLUSTRATIONS ARCHIVE DISK 4/MARKETING/GAINESVILLE,鸡群呼吸系统疾病的成因 —各致病因素的相互作用,,,,,肝 脏,上呼吸道,大肠杆菌：正常1015个/支粪便，15%见致病性,,前后摆动的纤毛将进入呼吸道的E.coli排出去,,(覆盖全部脏器的气囊),腹腔脏器,1)无疫苗反应 2)无呼吸道感染(ND,IB) 3)无或少氨气 4)无或少应激 5)无其它疾病,,,肺脏,鸡群呼吸系统疾病的成因 —各致病因素的相互作用,,,,,肝 脏,上呼吸道,大肠杆菌：正常1015个/支粪便，15%见致病性,,前后摆动的纤毛将进入呼吸道的E.coli排出去,,(覆盖全部脏器的气囊),腹腔脏器,1)无疫苗反应 2)无呼吸道感染(ND,IB) 3)无或少氨气 4)无或少应激 5)无其它疾病,,,肺脏,。