forensic medicine Flashcards
type and def. of wounds
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| 1969225180 | Abrasions def | Superfitial injury - rubs across the epidermis and removes the keratinized layer and underlying cells | 0 | |
| 1969225181 | Abrasions cause | Sliding motion and/or compression or pressure Skin contacts with rough surface (linear - scratch, graze - brush abrasion) Patterned abrasion - abreded objects might be identified (fingernail scratches, bite marks, ligature marks | 1 | |
| 1969225182 | Contusion def | A haemorrhage into tissues produced by the escape of blood from blood vessels - discoloration | 2 | |
| 1969225183 | Contusions - severity of decoloration depends on | Anatomical site:Obesity, sex, Age Disease of clotting , Skin color | 3 | |
| 1969225184 | Intracranial injuries: locations | *Epidural (extradural) hemorrhage (at the site of impact) *Subdural hematoma (ipsilateral or contralateral side) acute, subacute, chronic. *Subarachnoid hemorrhage (most common) *Intracerebral hemorrhage *Cerebral contusions (coup, contrecoup, herniation) *Cerebral laceration *Cerebral swelling (diffuse, focal | 4 | |
| 1969225185 | Blunt force injury nay cause | Rib fracture,Sternal fracture. cardiac tamponade, ptx , Diaphragmatic injuries | 5 | |
| 1969225186 | Stab wound | Much deeper than it is wide. Characteristics:1. Double-edged knife: margins come to a focus 2. Single-edged knife: one sharp end with the other side having a squared-off appearance with slight abrasion | 6 | |
| 1969225187 | Chop wounds | 1.Caused by a heavy instrument, which has at least one sharp, cutting edge (e.g. axe, hatchets, meat cleavers) 2.Clean cut edges but an abraded margin. 3.Chop wound consists of an incised wound with an associtated groove or cut in the underlying bone | 7 | |
| 1969225188 | Carbon monoxide intoxication | livor mortis, muscles, and internal organs have a cherry red coloration Other reasons for cherry red coloration to livor mortis: • postmortem exposure to cold for a long period • cyanide intoxication | 8 | |
| 1969225189 | Main facts which have to be established in fire deaths | identification of the deceased X-rays, dental records • whether the victim was alive at the time of the fire • cause of death • manner of death • alcohol and/or drug intoxication | 9 |