Ch. 12 Flashcards
What does the first line of defense include?
Any barrier that block invasion at the portal of entry. Considered a nonspecific line of defense because it does not recognize a foreign substance.
What does the second line of defense include?
Internal system of protective cells, fluids, and processes that includes inflammation and phagocytosis. It acts rapidly at both the local and systemic levels.
What does the third line of defense include
Highly specific line of defense, acquired only has foreign substance comes into contact with lymphocytes. Provides long-term immunity.
Neutrophils
Phagocytes in blood; active engulfers and killers of bacteria
Neutrophils, basophils, and eisinophils are categorized as _____
Granulocytes
What is engulfed by phagocytes?
Microbes, dust, and dead cells
agranulytic white blood cells are _____ and _____
Lymphocytes, monocytes
A liquid connective tissue consisting of leukocytes, eerythrocytes, and platelets suspended in plasma.
Whole blood
Interferons are small _____
Proteins
Red blood cells are called _____
erythrocytes
_____ initiates fever
pyrogens
Latin word for swelling
tumor
The transmigration of white blood cells out of capillaries and into deeper tissues.
diapedesis
Latin word for pain
dolor
Latin word for warmth
calor
