Relaxed
muscle
:
____________________
is
stored
in
the
Sarcoplasmic
Reticulum
.
The
calcium
in
the
sarcoplasa
is
low
,
the
ATP
is
attached
to
the
____________________
crossbridges
(
this
prevents
the
combining
of
actin
and
myosin
)
.
The
Nerve
Impulse
Fires
and
This
Causes
:
____________________
to
be
released
at
the
myoneural
junction
which
causes
a
wave
of
____________________
which
stimulates
the
release
of
calcium
through
the
T
Tubules
.
This
Causes
:
Sarcoplasmic
Reticulum
to
release
Calcium
into
the
cell
Calcium
activates
the
____________________
which
breaks
the
ATP
toe
ADP
plus
P
.
Calcium
binds
with
____________________
,
Troponin
leaving
Actin
free
.
Actin
and
Myosin
combine
.
Actinomyosim
reacts
producing
a
____________________
.
Cholinesterase
destroys
Acetylcholine
Calcium
goes
back
to
the
sarcoplasmic
reticulum
and
the
myosin
becomes
____________________
.
ADP
goes
back
to
ATP
.
ATP
binds
once
again
with
myosin
Tropomyosin
-
troponin
reattaches
to
actin
and
bridges
separate
to
reform
thus
we
have
____________________
.
