Identify the True Statement About the Complement System

question 56

Multiple Choice

Identify the true statement about the complement system?

• A) this system represents the first line of innate defense
• B) complement proteins are synthesized in the spleen and the thymus
• C) complement proteins are activated in the presence of microbial agents
• D) this system can be activated in four ways
• E) complement proteins circulate in the lymph

---

Definitions:

Increased Arousal

A condition of heightened physiological and psychological activity or alertness, often as a response to stress or threat.

Avoidance

A defense mechanism or behavior aimed at evading a thought, task, or situation perceived as harmful or uncomfortable.

Sympathetic Nervous System

Part of the autonomic nervous system that activates the body's fight-or-flight response during stressful situations.

Stress Response

The body's way of reacting to a challenge or demand, often characterized by physical, mental, and emotional changes.