Which Structure Is Not Directly Encountered by a Bite of Food

question 56

Multiple Choice

Which structure is not directly encountered by a bite of food as it passes through your digestive system?

• A) Trachea
• B) Liver
• C) Jejunum
• D) Colon
• E) Esophagus

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Definitions:

Unconditioned Response

An automatic, natural reaction to a stimulus that occurs without prior learning or conditioning.

Salivary Glands

Glands located in the mouth that produce saliva, which aids in digestion and keeps the mouth moist.

Pavlov's Analysis

Pertains to the research and experiments conducted by Ivan Pavlov, especially his work on classical conditioning, demonstrating how dogs could be conditioned to respond to a stimulus that previously had no effect on them.

Unconditioned Stimulus

An Unconditioned Stimulus is a stimulus that naturally and automatically triggers a response without any prior learning or conditioning.