Figure 25.1 Identify the Labeled Structure(s) in Each of the Following Questions

question 53

Multiple Choice

Figure 25.1

Identify the labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label Q.

• A) Circular muscle layer
• B) Muscularis mucosae
• C) Lymphatic vessel
• D) Submucosal gland
• E) Villi

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Definitions:

Ninhydrin

A chemical reagent used to detect amino acids and proteins by producing a deep blue-violet color.

Histidine

An essential amino acid in humans, involved in the growth and repair of tissues and the production of histamine.

Organic Products

Compounds containing carbon that are produced as a result of organic reactions.

Amino Acid Analyzer

A device that is used for the identification and quantification of amino acids in a sample, typically using chromatographic techniques.