Answer the following questions true (T) or false (F)
1. The tuberculin response is an example of allergic contact dermatitis.
2. Children with Bruton-type agammaglobulinemia are highly susceptible to recurrent bacterial infections.
3. Systemic lupus erythematosus (SLE) is a disease resulting from accumulation of immune complexes in various organs and tissues.
1. FALSE
2. TRUE
3. TRUE
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Which of the following can prevent amebiasis?
A. Avoidance of food or water that might be contaminated with human feces in endemic areas B. Flagyl C. UV light treatment of water D. All of the choices are correct.
Answer the question using the accompanying figure. The ____ glands are shown in this figure
a. thyroid b. pituitary c. adrenal d. pancreatic e. pineal
What is one possible advantage to targeting quorum-sensing mechanisms for antibiotic development?
A) There may be no selective advantage to individual cells that are resistant to quorum-sensing inhibitors. B) There is a selective advantage to those cells lacking a quorum-sensing system. C) Quorum-sensing mechanisms are found in all pathogenic bacteria. D) Quorum-sensing mechanisms are found only in human pathogens.
Facial abnormalities such as a small mouth, smooth philtrum, and micrognathia may indicate further defects in which other organ?
A. Gonads B. Heart C. Liver D. Lungs E. Spleen