Summary
Summary Topic 6 Estimating Time of Death
Edexcel Biology Topic 6 Estimating time of death, forensics, algor mortis. rigor mortis, etymology.
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Estimating time of deathAlgorMort's temperatur
bya time
using drop care
in
e
of death
:
S.I units
temperature gradient
Temp
2 ! I
ambient temperature /external)
Time (hours) 8-12 hours (approx
Temperature is lost
by radiation or conduction in
water
air is
poor conductor of heath
Initial straight line
>
- residual heat from anaerobic
+
no
circulatory system to radiate core
body temperature
Changebetween
temperature
in
internal
due to
differences
and external temperature
Measure via
abdominal stab
temperature
-
-
rectal temperature
Cannot be used
if
-high external temperature e hot climates
people who have died of fever
its
-
If very
soon or
very long after
death
,
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