The spleen filters blood, removing microorganisms and other foreign substances this is a statement about what?
with ______ immunity specificity and memory are involved in adaptive immunity
congestive heart failure
each time the body is exposed to a substance, the response is the same.
contains many lymphocytes.
filters blood or lymph.
found in the spleen, tonsils,lymph nodes
contains fine reticular fibers
The ____________ are usually referred to as "the tonsils."
have germinal centers where lymphocytes divide
worn-out erythrocytes are destroyed in the
In the spleen,
Which chemical mediators promote inflammation?
Complement, histamines, leukotrienes, and prostaglandins
circulates in the blood in an inactive form.
Dust cells, microglia, and Kuppfer cells are examples of
example of a self-antigen?
stimulated by helper T cells.
symptoms of local inflammation include ..... Redness, heat, and swelling result from.....
Pain is caused by.......
include redness, heat, swelling, pain, and
loss of function.
ncreased blood flow and increased vascular permeability.Pain is caused by swelling and by chemical mediators acting on pain receptors. Loss of
function results from tissue destruction, swelling, and pain.
Some stem cells are capable of giving rise to pre-T cells and pre-B cells.
Pre-T cells migrate to and are processed into T cells in the
______________, and pre-B cells are processed into B-cells in the
thymus; red bone marrow
Immunoglobulin ___ is secreted into saliva, tears, and onto mucous membranes to provide protection on body surfaces.
Immune complexes consist of
antigen plus antibody
Intermediate size complexes
In the presence of activated complement, neutrophils
degranulate and release enzymes that cause tissue damage
After complement activation, basophils may degranulate causing
If lymphatic tissue is removed from an axillary region, the arm on that side is likely to
Lymph differs from plasma in that
plasma contains more protein than lymph
Tissue fluid is _____ and lymph is _______.
forced out of blood plasma and generally lacking in proteins; absorbed into lymph capillaries and rich in proteins and foreign particles
T-cells are matured in the ___B-cells are matured in the _______