dyp,/dt = £,D.A - Org + Ae ¥p¢
(11)
dypo/dt = EOS ~ (ry + DY pg
(12)
dyp,/dt = £DA, - Og + Den
(13)
Yp ~ Ype + Ypg + Ypg * Yop
(14)
dysyi /dt = Five,
Og + AD Ying
(15)
dysygp/dt = Cl ~ £2) npn > aoe
(16)
Yim ~ Yumi * Yume
(17)
dy, /dt = faanép ~ Ory + Agd¥p
(18)
where
pe
X
CoIT
are the rates that plutonium reaches the blood and
gastrointestinal tract (GIT), respectively (uCi/day),
is the biological elimination rate constant where the subscripts
refer to the compartments listed in Figure 3 and Table 2, except
B refers to bone and Aa is the radiological decay rate for 239py
»
(day"),
_
b
= In(2)/T,.
b
where Ty are the biological half-times listed in
Table 2 (days),
y
is the plutonium burden where the subscripts refer to the compartments listed in Figure 3 and Table 2 except B refers to bone (uCi),
t
is time (days),
D,, D,, D
are the fractions of inhaled material that are deposited
3
4
5
:
in the nasopharyngeal, tracheobronchial, and pulmonary
regions, respectively, of the respiratory tract (see
Figure 3 and Table 2),
AW H
are the plutonium inhalation and ingestion rates, respectively
(uCi/day),
520