23. Located in the interstitial spaces, where they absorb excess interstitial fluid,
are the l
s. A tributary system collects this fluid, now called
.
To help maintain lymph flow in one direction, lymphatic vessels are supplied with
. The major lymph vessel (which passes from the abdomen, up through the
thorax, and into the root of the neck) is the
. Lymph nodes are special
structures which interrupt
vessels and serve as special f
s for the
f
passing through. Tonsils are special collections of
d tissue.
They are
ve structures located primarily at the
s of the
y
and
e systems.
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