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A mother brought her 10 year old son to the physician. He has been coughing up secretions and having wheezy breathing ever since choking on food six months ago. The physician diagnosed the boy with bronchiectasis. What could be the underlying cause of his condition?

During passive transport particles move from an area of high concentration to an area of low concentration

BONUS: A positive tuberculin skin test would be demonstrated by and induration (wheal) of what size?

For the patient in the preceding question, what should be her FIRST course of action?

Ms. Que, which of the following drugs would be a first line drug to treat the infective organism?

A patient who has acquired a typical community-acquired pneumonia would present with which of the following symptoms?I. cough with purulent sputum rusty colored sputumII. diarrheaIII. high feverIV. shaking chills

Which is a result of meiosis?

The so-called “walking” pneumonia that is due to a tiny, non-bacterial organism that produces mild, sometimes atypical symptoms in children and young adults is caused by:

The breakdown or emulsification of fats by bile salts is an example of physical digestion.

A 26 year-old seasonal worker from South America came to the ER with a history of a dry, hacking blood-tinged cough, fever, chills and loss of appetite. The CXR showed cavitary lesion in the RUL. After a week in the hospital the sputum culture shows the presence of acid-fast stained organisms. Which of the following medications would you recommend for this patient at this time?I. ceftizoximeII. isoniazidIII. rifampinIV. ethambutol