Which of the following is considered a more holistic view of a user’s interaction, encompassing the environment surrounding the system in operation?

 A patient presents with known osteoarthritis and has been taking NSAIDs. There is a strong suspicion for peptic ulcer disease. What is the most effective initial step in treating this patient’s peptic ulcer disease?

For the patient in the previous question, what is the most appropriate diagnostic test that will substantiate or confirm your top differential diagnosis?

According to Nielsen/Norman, how many and which type of participants should be recruited for a usability study?

Another patient presents to the clinic post bar fight and is noted to have swelling around the right orbit. The patient is conscious but unable to see out of the right eye. You mechanically manipulate the eyelid and determine an open globe rupture. What is your initial treatment? 

Which of the following attributes is used to assist screen readers with describing images?

What is a common cause of Pleural Effusion?  

What is your top differential for this patient’s diarrhea? 

What are the mainstays of treatment for this condition? Select all that apply.  

A 5-year-old child is brought into your clinic for immunizations and physical exam. The mother states her child is a little “under the weather.” Which of the following is a contraindication to vaccinating this child?