Why Is the Pharyngoesophageal Sphincter Normally Closed

question 18

Multiple Choice

Why is the pharyngoesophageal sphincter normally closed

• A)to prevent air from entering the oesophagus during breathing
• B)to prevent gastric contents from refluxing back into the oesophagus
• C)to prevent vomiting
• D)to prevent oesophageal secretions from leaking into the stomach

Identify the impact of dietary choices on health, including the role of fats and the importance of protein in wound healing.

Demonstrate knowledge of proper procedures and considerations for enteral nutrition support.

Evaluate dietary practices and nutritional assessment techniques.

Recognize the signs, causes, and considerations for nutritional deficiencies and conditions like kwashiorkor and adult failure to thrive.

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Definitions:

Per Unit Tax

A tax levied on goods that is fixed in amount for each unit produced or sold.

Consumer Surplus

The gap in the total funds consumers are willing and financially prepared to allocate for a good or service, versus the funds actually allocated.

Producer Surplus

The difference between the amount producers are willing to supply a good for and the actual amount they receive when the good is sold.

Producer Surplus

The gap highlighting the difference between the initial asking price by sellers for goods or services and the ultimately received price.