Impetigo Can Be Caused by Either Staphylococcus Aureus or Streptococcus

question 47

Multiple Choice

Impetigo can be caused by either Staphylococcus aureus or Streptococcus pyogenes. Culture- based identification of the causative organism can be complicated by _______.

• A) their common optimal growth temperature, 37°C
• B) the fastidious nature of both organisms
• C) the ability of S. aureus to kill S. pyogenes
• D) the common surface antigens of these two organisms

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Definitions:

Synergistic Effect

The interaction of two or more agents or forces so that their combined effect is greater than the sum of their individual effects.

Methotrexate

A medication used in the treatment of certain types of cancer and autoimmune diseases by inhibiting cell growth.

Adalimumab

A biologic medication used to treat various inflammatory conditions, such as rheumatoid arthritis, by inhibiting tumor necrosis factor (TNF).

Standing

The act of maintaining an upright position on the feet, which can involve the use of muscle strength and balance.