Defenses of Cardiovascular and Lymphatic System Flashcards
1
Q
Characteristics of Defenses of the Cardiovascular and Lymphatic Systems
A
- Highly protected from microbial infection
- Access to every part of the body
- Bloodstream infections = systemic infections
2
Q
What are the multiple defenses against infection?
A
- 5,000 – 10,000 leukocytes per milliliter of blood
- Lymphocytes: specific immunity
- Phagocytes: critical to specific and nonspecific response
3
Q
Medical conditions involving the blood have the suffix –emia
A
- Viremia: presence of viruses in the blood
- Fungemia: presence of fungi in the blood
- Bacteremia: presence of bacteria in the blood
4
Q
Septicemia (sepsis)
A
Bacteria growing and flourishing in the blood
5
Q
Septic shock
A
Cascading immune responses to septicemia resulting in decreased blood pressure
