元となった辞書の項目
external oblique muscle
noun
(anatomy)
A
flat
muscle
on
each
side
that
form
the
outer
layer
of
the
lateral
walls
of
the
abdomen,
that
have
aponeuroses
extending
medially
to
ensheathe
the
rectus
muscles
and
fusing
in
the
midventral
line
in
the
linea
alba,
and
that
act
to
compress
the
abdominal
contents
and
to
assist
in
expelling
the
contents
of
various
visceral
organs
(as
in
urination,
defecation,
parturition,
and
expiration).
意味（1）
(anatomy)
A
flat
muscle
on
each
side
that
form
the
outer
layer
of
the
lateral
walls
of
the
abdomen,
that
have
aponeuroses
extending
medially
to
ensheathe
the
rectus
muscles
and
fusing
in
the
midventral
line
in
the
linea
alba,
and
that
act
to
compress
the
abdominal
contents
and
to
assist
in
expelling
the
contents
of
various
visceral
organs
(as
in
urination,
defecation,
parturition,
and
expiration).
