What is the most important cause of iron deficiency in adults?

A 55 year old female presents with acute cystitis. She is very active, runs daily and has no comorbid diseases. She is, however, allergic to Sulfa. Which of the following therapies is most appropriate?  

The signs and symptoms of dementia may include all of the following EXCEPT:

A patient presents with a hemoglobin of 9.4. The indices are otherwise normal save for an MCV of 106. Which of the following is the most likely cause of the anemia?

Which of the following statements is correct regarding adolescent suicide?

Let us try a multiple-choice type question. What is the name of the proctoring system used in this course? 

Instrumental value is associated with what type of good?

If I viewed the exercise pill from a social construction perspective, I would completely reject using it. 

I exercise to obtain the chance to win money at a professional arm wrestling competition. Money is an example of what type of good in this circumstance?

practice question- matching