Forensic Science: Time of Death Quiz

What is the first identifiable sign of death?

• Livor Mortis

• Algor Mortis

• Pallor Mortis

• Rigor Mortis

Which sign is not an accurate way to back-calculate the time of death?

• Pallor Mortis

• Livor Mortis

• Algor Mortis

• Rigor Mortis

What is the primary cause of muscles stiffening up in Rigor Mortis?

• Release of calcium ions

• Digestive enzymes

• Lack of ATP

• Breakdown of cells

Which sign is useful for determining the position of the body after death?

• Algor Mortis

• Livor Mortis

• Rigor Mortis

• Pallor Mortis

What is the approximate time frame for the development of lividity after death?

• 6 hours

• 8-12 hours

• 15-30 minutes

• 1-2 hours

Which sign is affected by external conditions such as weather?

• Livor Mortis

• Rigor Mortis

• Algor Mortis

• Pallor Mortis

What is the primary flaccidity followed by in the process of muscle relaxation after death?

• Rigor Mortis

• Secondary flaccidity

• Digestive enzymes

• Autolysis

Which sign is caused by the pooling of blood due to gravity after death?

• Pallor Mortis

• Algor Mortis

• Livor Mortis

• Rigor Mortis

What is the approximate time frame for the development of a pale lifeless appearance after death?

• 8-12 hours

• 15-30 minutes

• 1-2 hours

• 6 hours

Which sign is more reliable than algor mortis for estimating time of death?

• Algor Mortis

• Pallor Mortis

• Rigor Mortis

• Livor Mortis