Functions Of The Mouth And Oesophagus at University Of Birmingham | Flashcards & Summaries

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what is the function of the tongue?

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- acts as a sensory organ for food 

- can move food around 

- aids swallowing 

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what is the function of teeth?

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- increase surface area to volume ratio of food by mastication 

- important in ensuring efficient digestion 


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what is the function of saliva?

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- contains enzymes that aid digestion such as salivary amylase and lipase

- lubricates the bolus thus reducing the damage caused by food when it is swallowing (friction on the oesophagus)

- makes swallowing easier 

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what is the structure of the salivary glands (gross structure)?

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- made up of three separate glands: the parotid glands, the submandibular glands, and the sublingual glands

- exocrine glands release amylase and lipase 

- secretory organs release mucous and fluid which contain other molecules such as IgA, lysozyme, and lactoferrin which have antibacterial properties

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what is the structure of the salivary glands? (histological) 

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- similar to pancreas

- contain lobular acinar structures made up of acinar cells 

- are important in production of proteins and enzymes

- secretions are modified as they go down through the ducts and end up in the mouth

- by ductal cells that line ducts 

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what is the function of acinar cells?

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- enzyme production

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what is the function of ductal cells?

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- produce mucus (goblet cells) 

- secrete water and electrolytes 

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how much saliva is produced in 24hrs on average?

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- 1.5L

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summary of the secretions of the parotid gland

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- serous histologic type 

- secretes water 

- 20% of total secretion 

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summary of the secretions of the submandibular gland


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- mixed histologic type 

- secretions are viscous 

- 70% of total secretion

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what is the function of mucus?

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- lubrication of food to aid in swallowing

- hydration: keeps the oral mucosa moist, preventing dehydration and cell death

- cytoprotection: protects oral and oesophageal mucosa from damage 

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what is the function of the mouth?

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- mastication of food

- sensing of food

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  • 8953 Karteikarten
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Beispielhafte Karteikarten für deinen Functions of the Mouth and Oesophagus Kurs an der University of Birmingham - von Kommilitonen auf StudySmarter erstellt!

Q:

what is the function of the tongue?

A:

- acts as a sensory organ for food 

- can move food around 

- aids swallowing 

Q:

what is the function of teeth?

A:

- increase surface area to volume ratio of food by mastication 

- important in ensuring efficient digestion 


Q:

what is the function of saliva?

A:

- contains enzymes that aid digestion such as salivary amylase and lipase

- lubricates the bolus thus reducing the damage caused by food when it is swallowing (friction on the oesophagus)

- makes swallowing easier 

Q:

what is the structure of the salivary glands (gross structure)?

A:

- made up of three separate glands: the parotid glands, the submandibular glands, and the sublingual glands

- exocrine glands release amylase and lipase 

- secretory organs release mucous and fluid which contain other molecules such as IgA, lysozyme, and lactoferrin which have antibacterial properties

Q:

what is the structure of the salivary glands? (histological) 

A:

- similar to pancreas

- contain lobular acinar structures made up of acinar cells 

- are important in production of proteins and enzymes

- secretions are modified as they go down through the ducts and end up in the mouth

- by ductal cells that line ducts 

Mehr Karteikarten anzeigen
Q:

what is the function of acinar cells?

A:

- enzyme production

Q:

what is the function of ductal cells?

A:

- produce mucus (goblet cells) 

- secrete water and electrolytes 

Q:

how much saliva is produced in 24hrs on average?

A:

- 1.5L

Q:

summary of the secretions of the parotid gland

A:

- serous histologic type 

- secretes water 

- 20% of total secretion 

Q:

summary of the secretions of the submandibular gland


A:

- mixed histologic type 

- secretions are viscous 

- 70% of total secretion

Q:

what is the function of mucus?

A:

- lubrication of food to aid in swallowing

- hydration: keeps the oral mucosa moist, preventing dehydration and cell death

- cytoprotection: protects oral and oesophageal mucosa from damage 

Q:

what is the function of the mouth?

A:

- mastication of food

- sensing of food

Functions of the Mouth and Oesophagus

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