安徽医科大学：《组织学与胚胎学》课程教学资源（课件讲稿）Chapter 13 呼吸系统 Respiratory system

Anhui Medical University Chapter 13 Respiratory system Zhu xiaomei Department of Histology and Embryology School of Basic Medicine School of International Education Anhui Medical University

Anhui Medical University Anhui Medical University Respiratory system Department of Histology and Embryology School of Basic Medicine School of International Education Anhui Medical University Zhu xiaomei Chapter 13

Anhui Medical University Contents ·General description Trachea and main bronchi 。lung

Anhui Medical University Contents • General description • Trachea and main bronchi • lung

Anhui Medical University Organs and components Nasal cavity pharynx Conducting larynx portion trachea primary bronchus lung bronchi bronchioles terminal bronchioles respiratory bronchioles Respiratory alveolar ducts portion alveolar sacs and alveoli

Anhui Medical University Nasal cavity pharynx larynx trachea primary bronchus lung Organs and components bronchi bronchioles terminal bronchioles respiratory bronchioles alveolar ducts alveolar sacs and alveoli Respiratory portion Conducting portion

Anhui Medical University Function Main function air conduction:an air way air condition:sweep and clean air exchange:oxygen inspired and carbon dioxygen discharged Speech Smell

Anhui Medical University Function Main function air conduction: an air way air condition: sweep and clean air exchange: oxygen inspired and carbon dioxygen discharged Speech Smell

Anhui Medical University Contents General description Trachea and main bronchi 。Lung

Anhui Medical University Contents •General description •Trachea and main bronchi • Lung

Anhui Medical University Trachea thin-walled tube Mucosa Epithelium Lamina propria Submucosa Adventitia Hyaline cartilage Connective tissue

Anhui Medical University Trachea Mucosa Epithelium Lamina propria Submucosa Adventitia Hyaline cartilage Connective tissue thin-walled tube

Anhui Medical University Trachea Mucosa Submucosa

Anhui Medical University Mucosa Submucosa Trachea

Anhui Medical University Trachea mucosa Epithelium pseudostratified ciliated columnar epithelium

Anhui Medical University Trachea mucosa Epithelium pseudostratified ciliated columnar epithelium

Anhui Medical University Pseudostratified ciliated columnar epithelium Ciliated columnar cell Goblet cell Brush cell Basal cell ·Small granule cell

Anhui Medical University Pseudostratified ciliated columnar epithelium • Ciliated columnar cell • Goblet cell • Brush cell • Basal cell • Small granule cell

Anhui Medical University 1.Ciliated columnar cell Most abundant type Columnar in shape with a Ciliated cell mucus transport) centrally-located oval-shaped Goblet cell Nucleus (mucus production) Cilia,basal bodies Connective tissue which kind of structure can regularly sweep toward the pharynx to remove inspired dust particles?

Anhui Medical University 1.Ciliated columnar cell • Most abundant type. • Columnar in shape with a centrally-located oval-shaped Nucleus • Cilia, basal bodies which kind of structure can regularly sweep toward the pharynx to remove inspired dust particles?