Infancy
(
____________________
-
3
years
)
:
____________________
are
totally
____________________
____________________
their
parents
.
Their
senses
____________________
and
they
____________________
to
____________________
their
____________________
,
then
to
____________________
and
____________________
.
Childhood
(
4
-
12
years
)
:
____________________
____________________
some
____________________
.
____________________
____________________
eat
and
dress
____________________
help
.
They
learn
____________________
to
____________________
and
____________________
.
At
the
end
of
this
stage
,
their
____________________
system
____________________
to
____________________
.
Adolescence
(
13
-
19
years
)
:
____________________
are
____________________
____________________
independent
,
but
they
____________________
their
____________________
for
____________________
____________________
.
In
the
first
years
(
____________________
)
the
____________________
of
the
____________________
differences
____________________
men
and
women
____________________
.
Their
reproductive
system
____________________
____________________
.
Adolescents
are
____________________
____________________
to
reproduce
.
Adulthood
(
20
-
64
years
)
:
in
this
stage
,
humans
____________________
full
____________________
,
____________________
and
____________________
development
.
They
gain
____________________
and
____________________
and
____________________
new
responsibilities
.
____________________
are
____________________
and
____________________
ready
to
have
____________________
.
Old
age
(
65
years
-
?
)
:
in
this
stage
,
the
body
____________________
more
____________________
.
Some
people
____________________
____________________
help
,
but
others
are
____________________
and
____________________
.
The
reproductive
system
____________________
____________________
.
