Rigor Mortis
Decomposition Changes
Insects
Environmental
Vocab/Terms
100

This term describes the stiffening of muscles after death.

What is Rigor Mortis?

100

The greenish color on the abdomen is caused by this process.

What is putrefaction

100

These insects are usually the first to colonize a corpse.

What are Blowflies

100

This environmental condition slows decomposition the most.

What is cold temperature
100

The natural breakdown of a body after death.

What is decomposition

200

Rigor mortis usually begins within this many hours after death.

What is 2-6 hours?

200

This compound causes the green color during decomposition.

What is sulfhemoglobin

200

Blowflies lay their eggs in these moist areas of the body.

What are natural openings (eyes, nose, mouth)

200

Insects are least active in this type of climate.

What is cold or freezing environments

200

A chemical that gives decomposing tissue a greenish tint.

What is sulfhemoglobin

300

This term means “after death” and is used in forensic reports.

What is postmortem?

300

This waxy, soap‑like substance forms from body fat in moist conditions.

What is adipocere

300

Blowfly development helps estimate this forensic measurement.

What is the postmortem interval (PMI)

300

Bodies buried deeper decompose more slowly because of reduced oxygen and this factor.

What is lower insect access

300

A term describing outside conditions that affect decomposition.

What is environmental

400

Rigor mortis fades because this process breaks down muscle tissue.

What is decomposition

400

The first visible sign of putrefaction usually appears in this area of the body.

What is the lower right abdomen

400

Blowfly larvae are commonly known by this name.

What are maggots

400

High humidity speeds decomposition because it increases this microbial activity.

What is bacterial growth

400

The stage of decomposition where gases cause bloating.

What is putrefaction

500

The disappearance of rigor mortis usually happens within this time range.

What is 24–48 hours

500

This term describes any visible change in skin color during decomposition.

What is discoloration

500

This insect is the last to arrive on a dead body.

What are Flesh Flies

500

This type of environment promotes adipocere formation.

What is moist, low‑oxygen conditions

500

The scientific term for the waxy substance formed from fat during decomposition.

What is adipocere

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