Structure of Trachea and Major Bronchi Thyroid cartilago onnective tissue shoot Cricothyroid ligam stic bore mph vessels Nerve Cross section through trachea longitudinal folds formed Nerve Trachealis musele Sparer bronc Elastic fibers Lymph vessels To To ldde R. main T ower Intrapulmonary Extrapulmonary aou ary
Ultrastructure of Tracheal, Bronchial, and Bronchiolar Epithelium Mucus SUMURun Goblet Ciliated Brush Goblet cell Undifferentiated Serous (mucous)cell cells cell (discharging) cell Basement Nerve Basal Basal Nerve Kulchitsky ane cell ell cell Trachea and large bronchi. Ciliated and goblet cells predominant, with some serous cells and occa- sional brush cells, undifferentiated (intermediate) cells, and Clara cells. Numerous basal cells and occasional Kulchitsky cells present
呼吸系统结构功能与疾病 成人呼吸总面积约100m2(3亿-7.5亿肺泡) 无(有)机粉尘 什(鼻部加温过滤 咳嗽一喷嚏 蛋白变应原 黏液一纤毛运载) 有害气体 吸入←防御 病原微生物 关化巨噬细胞 免疫球蛋白(gA)
呼吸系统结构功能与疾病 成人呼吸总面积约100m2 (3亿－7.5亿肺泡) 无 (有) 机粉尘 蛋白变应原 有害气体 病原微生物 (鼻部加温过滤 咳嗽－喷嚏 黏液－纤毛运载) 巨噬细胞 免疫球蛋白(IgA) 理化 生化 吸入 防御
Structure of Bronchi and Bronchioles; Light Microscopy Section of large bronchus 球 Ciliated columnar epithelium with many goblet cells Basal cells Basement membrane Blood vessel Higher magnification Lamina propria with of epithelium elastic fibers mph vessel Smooth muscle Blood vessels Submucosal glands Nerve fib Stroma with elastic fibers d lymphocyte Perichondrium Cartilage Lymph vessels