Term
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Definition
| The subject of an interrogation may/may not be _________. |
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Term
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Definition
| Identified as coming from a particular person or source |
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Term
1.standard or reference sample
2.control or blank sample
3.elimination sample |
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Definition
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Term
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Definition
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Term
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Definition
| -shade, -composition, -coats, -texture, -weathering |
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Term
| how do you document glass? |
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Definition
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Term
| density, refraction, light dispersity |
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Definition
| 3 characteristics of glass |
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Term
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Definition
| Replica of the friction ridges that touched the surface on which the body was found |
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Term
| Categories of latent fingerprints |
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Definition
-Plastic prints (negative impressions)
-Contaminate/visible prints (transfer of foreign material)
-Latent/invisible prints |
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Term
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Definition
| 3 patterns of fingerprints |
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Term
| Conditions affecting fingerprint quality |
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Definition
-surface
-the material contaminating the print
-physical defects of person making the print
-how the object was handled
-amount of contamination |
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Term
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Definition
-powders
-fluorescent powder
-chemicals (based on surface)
-superglue fuming |
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Term
-area of body
-manner hair removed |
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Definition
| 2 types of determinations from hair sample |
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Term
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Definition
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Term
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Definition
-striations
-cause bullet to rotate |
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Term
| other possible determinations of firearms |
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Definition
-type of weapon
-type of ammo
-caliber |
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Term
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Definition
-marks made as loaded into chamber
-firing pin
-striations made by expansion
-extractor marks |
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Term
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Definition
| An interview is a ?'ing process of those who can reasonably be expected to _________. |
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Term
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Definition
| An interrogation is a systematic ?'ing of a suspect's involvement in ________ for the purpose of gathering a confession. |
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Term
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Definition
Those likely to withhold info or be deceptive; also, ask more pointed ?'s and they may/may not be in custody. They include:
-suspects
-suspect's fam, friends, associates |
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Term
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Definition
-Gathering info from persons who have or may have knowledge needed in the investigation
-Requirements of witnesses (presence, consciousness, attentiveness) |
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Term
-To obtain valuable facts
-Eliminate the innocent
-Identify the guilty |
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Definition
| 3 objectives of an interrogation |
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Term
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Definition
-Consider age
-consider edu level
-maturity
-emotional issues |
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Term
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Definition
| Quality of a witness that renders his/her testimony worthy of belief |
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Term
-Was the witness conscious?
-Was the witness under the influence of alc/drugs?
-How did the witness happen to be in the position of seeing/hearing the event |
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Definition
| Determining credibility of a witness |
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Term
-degree of attention paid by the witness
-accuracy of the witness's prior description
-level of certainty demonstrated by the witness |
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Definition
| 3 Neil v. Biggers factors in determining reliability |
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Term
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Definition
| Most difficult type of lie? |
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Term
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Definition
| A confession is an acknowledgment by the accused that he/she __________. |
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Term
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Definition
| An admission is an acknowledgment of certain facts that ________ but fall short of a ________. |
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Term
| Permissible to tell suspects they've been id'd by eyewitness when they ain't |
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Definition
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Term
| Ok to tell suspect fingerprints or oth physical evidence was recovered from scene |
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Definition
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Term
| Tell suspect that material evidence used in crime has been found though it hasn't |
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Definition
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Term
| Ok to tell suspect that an accomplice has confessed though they haven't |
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Definition
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Term
| What investigators can do to suspects in an interrogation |
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Definition
-Fabricating evidence
-Misrepping seriousness of crime
-Some promises
-Misrep identities |
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Term
| What investigators can't do to suspects in an interrogation |
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Definition
-Making promises that are not in your power to keep
-Creating false evidence
-Coercion |
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