{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

324Lecture19 repiratory - Respiratory System Upper...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Respiratory System
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Upper Respiratory Tract Nares (nostrils) nasal cavity pharynx larynx trachea
Background image of page 2
Respiratory Pathway Trachea bronchi secondary bronchi tertiary bronchi intrapulmonary bronchi bronchiole terminal bronchiole respiratory bronchiole alveolar duct alveoli.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Respiratory System 1) Nasal Cavity - Vestibule - external nares to bridge of nose or olfactory epithelium; cornified stratified squamous epithelium; prominent glands and hairs (vibrissae). DICT connected to bone and cartilage.
Background image of page 4
Respiratory System Olfactory Chamber - pseudostratified columnar epithelium; many mucous and serous glands; no hairs; - Olfactory Epithelium (~ 10 cm 2 ) Neuro- epithelial cells = brush border (supporting) cells, and ciliated, bi-polar neurons anchored on roof of chamber toward superior conchae. - afferent signal via numerous fossae in ethmoid bone (cribriform plate). Olfactory nerve is Cranial Nerve I.
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}