| A | B |
|---|
| Define forensic science | is the study and application of science to matters of law |
| Name 3 examples of physical evidence | blood, hair, and clothing |
| To collect blood you | swab it with a q tip and then put it into a sealed container. |
| To collect hair you | get tongs and put it in a plastic bag. |
| To collect clothing | it should be packaged. |
| The three types of finger prints | arch, whirl, and loop |
| The three fundamental principals of fingerprints | 1. Its unique characteristic ridges 2. Its consistency over a person's lifetime 3. the systematic classification used on finger prints |
| Explain why most juries want physical evidence and not witness evidence. | Because physical evidence is generally much more reliable than testimonial evidence. |
| State the locard principle word from word | Whenever two objects come into contact, there is always a transfer material. |
| Explain the 3 steps in order when blood is found in a crime scene. | 1. Check to see if it is blood. 2. Check to see if it is human blood. 3. Find the blood type. |
| Class evidence | Material that can be associated ony with a group of items that share properties model, size,color, shade, jeans. |
| Individual evidence | material that can be related to a single source; DNA, finger prints |
| 3 parts of the human hair shaft | cuticle, cortex, and medulla |
| cuticle | tough, clear outside covering hair shaft |
| cortex | middle layer of the hair shaft; provides strength |
| medulla | the spiny interior core of hair that gives it flexibility |
| Explain how collect a writing | Exemplar from a suspect-Tell the suspect to write their name down on a piece of paper |
