16.
The term serous refers to a
.
Serous cavities are
.
These cavities serve as
.
17. Each bursa is a small sac located between
,
usually a muscle moving over a
. The bursa reduces the
between
two structures. The serous membrane lining the cavity within a bursa is a
and
it secretes a
into the serous cavity.
18. Each lung is encased in a serous cavity called the
. The heart lies in
a serous cavity called the
. The intestines move freely within the
cavity.
Check Your Answers on Next Page
MD0006
3-11