FIS Exam 1 questions well answered
graded A+
Equation to find out Current - correct answer ✔✔A=V/R
1mA effect on body - correct answer ✔✔Tingle; Nerve Damage
5mA effect on body - correct answer ✔✔Tremble; Nerve Damage
5-75mA effect on body - correct answer ✔✔Cramping;Asphyxia (after 5-10 mins)
75-100mA - correct answer ✔✔Ventricular Fibrillation; Death
1 A - correct answer ✔✔Ventricular Arrest (Tetany);Death
Shooting Distance: less than 6" - correct answer ✔✔Seared or Burned wounds;
Powder deeply embedded
Shooting distance: 6-12" - correct answer ✔✔Gas fouling;
Powder stippling
Shooting distance: 12-36" - correct answer ✔✔stippling only
Shooting distance: greater than 36" - correct answer ✔✔Bullet hole only
,Electrical trauma - correct answer ✔✔causes fibrillation in the heart;high voltage can burn the
skin and stop the heart (tetany)
Thermal Asphyxia - correct answer ✔✔Inhalation of CO:
Soot in trachea; Bright pink tissues
Degrees of burns and injury associated - correct answer ✔✔1st-reddened skin
2nd; superficial-blisters below epidermis; deep-epidermis is destroyed
3rd-dermis is destroyed-blackened or charred
Thermal trauma - correct answer ✔✔Hyperthermia-Heat stroke, temp above 39 C
Hypothermia-Paradoxical undressing, alcohol increases risk, temp below 35 C
Bullet entry and exit characteristics - correct answer ✔✔Entry: Typically small and round
Exit: Large and star-like
Punctures - correct answer ✔✔atleast 2x deeper than wide
incision - correct answer ✔✔cut made with sharp object; wound edges are clean; frequent in
defensive wounds
Lacerations - correct answer ✔✔Caused when skin tears;blunt force
Tension Laceration - correct answer ✔✔skin is caught and rips
Compression laceration - correct answer ✔✔skin is squeezed between bone and surface
, Abrasions/degrees - correct answer ✔✔Skin is scraped off via friction
1st-Epidermis only-no blood
2nd-Epidermis and dermis-blood
3rd-known as avulsion;damage to muscle or lower
another name for 3rd degree abrasion - correct answer ✔✔Avulsion
Mechanical Asphyxia - correct answer ✔✔Strangulation, Hanging, Smothering
Bone healing - correct answer ✔✔indicates an injury occurring before death
Postmortem breaks have - correct answer ✔✔irregular eroded edges
Fracture - correct answer ✔✔Bone or teeth broken; crush fractures; varies with age and sex
Cranial Hematomas - correct answer ✔✔Head trauma, or stroke
Damage to epidural, subdural or subarachnoid - correct answer ✔✔Head trauma
damage to cerebral or subarachnoid - correct answer ✔✔Stroke
hemorrhage - correct answer ✔✔Larger ruptured blood vessels; may be invisible
Spectacle hemorrhage - correct answer ✔✔Caused by head trauma or fracture.
bruise healing - correct answer ✔✔conversion of hemoglobin to bilirubin
graded A+
Equation to find out Current - correct answer ✔✔A=V/R
1mA effect on body - correct answer ✔✔Tingle; Nerve Damage
5mA effect on body - correct answer ✔✔Tremble; Nerve Damage
5-75mA effect on body - correct answer ✔✔Cramping;Asphyxia (after 5-10 mins)
75-100mA - correct answer ✔✔Ventricular Fibrillation; Death
1 A - correct answer ✔✔Ventricular Arrest (Tetany);Death
Shooting Distance: less than 6" - correct answer ✔✔Seared or Burned wounds;
Powder deeply embedded
Shooting distance: 6-12" - correct answer ✔✔Gas fouling;
Powder stippling
Shooting distance: 12-36" - correct answer ✔✔stippling only
Shooting distance: greater than 36" - correct answer ✔✔Bullet hole only
,Electrical trauma - correct answer ✔✔causes fibrillation in the heart;high voltage can burn the
skin and stop the heart (tetany)
Thermal Asphyxia - correct answer ✔✔Inhalation of CO:
Soot in trachea; Bright pink tissues
Degrees of burns and injury associated - correct answer ✔✔1st-reddened skin
2nd; superficial-blisters below epidermis; deep-epidermis is destroyed
3rd-dermis is destroyed-blackened or charred
Thermal trauma - correct answer ✔✔Hyperthermia-Heat stroke, temp above 39 C
Hypothermia-Paradoxical undressing, alcohol increases risk, temp below 35 C
Bullet entry and exit characteristics - correct answer ✔✔Entry: Typically small and round
Exit: Large and star-like
Punctures - correct answer ✔✔atleast 2x deeper than wide
incision - correct answer ✔✔cut made with sharp object; wound edges are clean; frequent in
defensive wounds
Lacerations - correct answer ✔✔Caused when skin tears;blunt force
Tension Laceration - correct answer ✔✔skin is caught and rips
Compression laceration - correct answer ✔✔skin is squeezed between bone and surface
, Abrasions/degrees - correct answer ✔✔Skin is scraped off via friction
1st-Epidermis only-no blood
2nd-Epidermis and dermis-blood
3rd-known as avulsion;damage to muscle or lower
another name for 3rd degree abrasion - correct answer ✔✔Avulsion
Mechanical Asphyxia - correct answer ✔✔Strangulation, Hanging, Smothering
Bone healing - correct answer ✔✔indicates an injury occurring before death
Postmortem breaks have - correct answer ✔✔irregular eroded edges
Fracture - correct answer ✔✔Bone or teeth broken; crush fractures; varies with age and sex
Cranial Hematomas - correct answer ✔✔Head trauma, or stroke
Damage to epidural, subdural or subarachnoid - correct answer ✔✔Head trauma
damage to cerebral or subarachnoid - correct answer ✔✔Stroke
hemorrhage - correct answer ✔✔Larger ruptured blood vessels; may be invisible
Spectacle hemorrhage - correct answer ✔✔Caused by head trauma or fracture.
bruise healing - correct answer ✔✔conversion of hemoglobin to bilirubin
