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_____is ALWAYS the first antibody in a primary response.  Its primary function is complement activation and agglutination of antigen for phagocytosis.

Pathogenic E. coli strain O157:H7 evolved from a non-pathogenic strain as a result of this genetic exchange.

The hepatitis A virus is transmitted

Siderophores are a virulence factor because they allow the pathogen to perform what action?

CD8 co-receptors on T-cells are able to bind to cells with antigen bound ___ surface receptors.

Reduction in the spread of HIV from HIV positive mothers to newborns is due to__.

What is the most common cause of pharyngitis and tonsillitis in children?

Typical chest assessment findings in a patient with Guillain-Barré syndrome include:1. Diminished breath sounds2. Crackles3. Rhonchi4. Absent breath sounds

Which of the following are common chest assessment findings in a patient with atelectasis? 1. Increased tactile fremitus 2. Dull percussion note 3. Crackles 4. Bronchial breath sounds over the affected area

Signs and symptoms associated with metastatic lung cancer include: 1. Fatigue 2. Chest pain 3. Dyspnea 4. Weight loss