Use the Diagram Above to Answer the Following Questions

question 19

Multiple Choice

Use the diagram above to answer the following questions.
-Identify the letter that indicates a flexible tube that has C-shaped cartilaginous rings that keep it from collapsing.

• A) A
• B) B
• C) C
• D) D
• E) E

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Definitions:

Lowest Ph

Describes the most acidic condition in a given set, generally a pH value close to 0, indicating high hydrogen ion concentration.

Pepsin

An enzyme produced in the stomach that initiates protein digestion by breaking down proteins into peptides.

Bicarbonate

Bicarbonate is a buffer that helps maintain the pH balance in blood and other bodily fluids.

Feces

Waste matter discharged from the bowels after food has been digested, primarily composed of water, bacteria, and indigestible materials.