Use the Following Case Study (10-A) to Answer Questions

question 72

Multiple Choice

Use the following case study (10-A) to answer questions
Case Study 10-A: John is a 52-year-old factory worker.He has been admitted to the hospital and presents with muscle weakness and inflammation of his mouth.He is a bit confused and states that he isn't drinking now although he has a history of alcohol abuse.He has lost quite a bit of weight in the last six months, and his dietary intake has been poor.He was laid off a year ago but he is back to work part-time.Further testing has been ordered to determine the cause for concern and confirm the diagnosis.
-What might be another sign that the MD may report upon examining John, or a symptom that you would expect John to complain of?

• A)Enlarged and inflamed tongue (glossitis)
• B)Rough, red skin that eventually turns dark
• C)Bleeding gums
• D)Fishy body odor

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Definitions:

Solvents

Substances that dissolve a solute, resulting in a solution; usually liquid but can be gas or solid.

Polarity

A characteristic of molecules with uneven distribution of charges, resulting in regions of partial positive and negative charges.

Polar

A molecule with uneven distribution of charges, leading to positive and negative ends, affecting solubility and melting/boiling points.

Benzene

A chemical compound with the formula C6H6, known as an aromatic hydrocarbon and used as a starting material in the production of numerous chemicals.