Ka
(
60 LL
wm
—
Bf
|
i
50 +
et
,
Fig. 4
POTASSIUM
(ANDERSON & LANGHAM, UNPUBLISHED)
(Age Group, 20-39 Years)
_ Frequency of natural potassium radioactivity levels
in people (histogram) compared with normal distribution curve (solid line). Note the doubly expanded
scale of the abscissa as compared with Figures 1-3;
the potassium distribution has a width of only 18%
because of the homeostatic regulation of potassium
balance.
40
4
s
Q
>
Q
n 30 f-
_
o
a:
lu
a
==
_-
=
_
So
20 +
a
-
2
tu
©
zt
mm
ul
>
<
10 --
-
0
1.0
ye
2.0
|
|
3.0
4.0
DIS./SEC./LB. FROM K4° COMPONENT OF NATURAL POTASSIUM
5.0