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Pharyngeal isthmus - PowerPoint PPT Presentation

PHARYNX

PHARYNX

PHARYNX. Introduction. Musculomembranous tube, 12 cms Basiocciput to cricoid lower border (C6) Relation Superior basiocciput Inferior oesophagus Posterior prevertebral fascia with muscles Lateral digastric and carotid triangle Anterior

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1.93k views • 69 slides
Wide muscular tube situated behind nose, mouth & larynx . Upper part transmits air only .

Wide muscular tube situated behind nose, mouth & larynx . Upper part transmits air only .

The Pharynx. Wide muscular tube situated behind nose, mouth & larynx . Upper part transmits air only . Lower part transmits food only . Middle part transmits food & air (only one at a time). The Pharynx. Wide muscular tube situated behind nose, mouth & larynx Upper part transmits air only

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821 views • 69 slides
ORAL CAVITY

ORAL CAVITY

Opening of parotid gland. ORAL CAVITY. Divided into : Vestibule : -A slit-like space bound by lips and cheeks externally and by gums and teeth internally -The parotid duct opens into the vestibule, opposite the upper second molar tooth Oral cavity proper : Boundaries :

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3.13k views • 34 slides
The pharynx Dr.Nimir Dr.Safaa

The pharynx Dr.Nimir Dr.Safaa

The pharynx Dr.Nimir Dr.Safaa. Objectives. Define Pharynx. Describe its different parts. Why its anterior wall is deficient. Discuss the pharyngeal muscles. Give its blood supply and venous drainage. Discuss its sensory and motor nerve supply. The pharynx(throat):

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652 views • 30 slides
PHARYNX

PHARYNX

PHARYNX. Extent: base of the skull to C6 vertebra Function: Channel for food Air through NP Air & food through OP Measurements: Length: 12 to 14cms . Width: nasopharynx (3.5cm) pharyngo-oesophageal junction (1.5cm). C1. C2. C3. C4. C5. C6. Boundaries:. Superiorly:

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590 views • 21 slides

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