By @forensicfield
Introduction (Matrix or Matrices)
📌Matrix or matrices is the material in animal or plant cells, in which more specialized structures are embedded, and a specific part of the mitochondrion.
📌Any material substance in the universe wherein the active constituent may be dispersed, accumulated, left, absorbed or chemically bound.
📌The internal structure of connective tissues is an extracellular matrix.
👉 Why are matrices use?
👉 Matrices use for the individual identification of the criminal or victim.
Matrices are classified in Three types:
- Biological
- Non- Biological Matrices
- Viscera
Biological
- Stomach Contents
- Gastric Lavage
- Intestinal Contents
- Stool
- Viscera
- Brain Matter
- Faecal Matter
- Vomit
- Urine
- Saliva
- Bone
- Hair
- Blood
- Skin
- Nails
Non- Biological Matrices
- Water
- Vegetables
- Tea
- Milk and milk products
- Coffee
- Food and Food products
- Wines
- Fruits
- Drinks
- Cereals
- Pulses
- Cooked materials
- Remnants or traces of poison in small container, etc.
Viscera
Internal Organs, such as:
- Liver
- Kidney
- Stomach
- Uterus
- Heart
- Lungs
- Intestine
- Gall bladder
- Brain, etc.