Medical Examiner Flashcards

0
Q

Schooling

A
  • college
  • medical school
  • residency
  • 1 more year to pass boards
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1
Q

Two branches

A
  • Anatomic

- Clinical

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2
Q

Autopsy

A

Examination of the body after death - in sudden, unnatural, unexplained or violent

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3
Q

Autopsy can determine…

A
  • Cause of death
  • Mechanism of death
  • Manner of death
  • Weapon used
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4
Q

Medical examiner’s responsibilities

A
  1. Identify the deceased
  2. Establish time of death
  3. Determine cause of death
  4. Determine the mechanism of death
  5. Classify the manner of death
  6. Notify the next of kin
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5
Q

Cause of death

A

The injury or disease that resulted in the person dying

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6
Q

Mechanism of death

A

The physiological reason that the person died

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7
Q

Manner of death

A

Natural, accidental, suicide, homicide, or undetermined

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8
Q

Medical examiner questions

A
  • What injuries are present?
  • When did the injuries occur?
  • Why and how were the injuries produced?
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9
Q

Cardaveric spasms

A
  • Forceful contractions of muscles
  • Are rare and involve immediate tight rigor without initial flaccidity
  • Occur in deaths like drowning and homicides where struggling has occurred
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10
Q

Color of lividity

A
  • Red/pinkish

- Deep purple

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11
Q

Red/pinkish lividity

A

High levels of oxygen in the blood

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12
Q

Purple lividity

A

Poorly oxygenated blood

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13
Q

Factors that slow heat loss

A

Obesity, clothing, warm still air, exposure to direct sunlight, or an enclosed environment

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14
Q

Factors that increase heat loss

A

Lack of fat (skinny), unclothed, cold or moving air, water, or shade

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15
Q

What age groups lose heat the quickest?

A

Children and the elderly

16
Q

Blood dries after…

A

30 min - 2 hours

17
Q

Blue-green discoloration of skin

A

Right and left area of abdomen - 24 hours

Entire right abdomen - 36 hours

18
Q

Bloating occurs…

A

After 36-48 hours

19
Q

Skin slippage occurs…

A

After 4-7 days

20
Q

Absence of smell from bones occurs…

A

After more than 1 year

21
Q

Asphyxiation

A

All cases involve insufficient amounts of oxygen to the brain and other essential organs.

22
Q

Wounds

A

Can be fatal or contributing factors in death

23
Q

Asphyxiation is caused by:

A
  • strangulation (hanging or manual)
  • choking
  • smothering
  • drowning
  • smoke inhalation
24
Q

Asphyxiation Autopsy

A
  • hyoid bone
  • ligature mark
  • “vital reaction”
  • other wounds
25
Q

Manual strangulation autopsy

A
  • hyoid bone

- bruising

26
Q

Smothering autopsy

A
  • soft object (less bruising)
  • check throat and lungs
  • petechiae
27
Q

Natural

A

Choke on food or something

28
Q

Drowning

A
  • inhalation of water (homicide, suicide, accidental)
29
Q

Drowning Autopsy

A
  • Look for water/marine life in air passages
  • “Foam cone”
  • “Dry Drowning”
  • Match diatoms
  • Signs of Hypothermia
30
Q

Fire autopsy

A
  • Soot in the air passages
  • CO, cyanide or other poisons in blood
  • “Vital reaction”
31
Q

Examining wounds

A
  • Bullet, stab, blunt force, rape, poisoning, burn and traffic fatality
  • Alive or Not
  • Bruising
  • Defensive wounds
32
Q

Gunshot wound autospy

A

All depends on nature of the bullet and how it enters the body

  • Burn marks
  • Contusion ring/abrasion collar
  • Close range
  • Striking velocity
  • Caliber of bullet
33
Q

Gunshot Path

A
  • Bullet stays in the body vs not
  • Fragments
  • Shock
34
Q

Exit wounds

A
  • Straight path
  • Ricochets
  • X-Rays
35
Q

Stab Wound Autospy

A
  • About the wound

- Angle of entry

36
Q

Traffic Accident Investigation

A
  • Body/Autopsy
  • Car
  • Pedestrians
37
Q

Traffic Accidents with Motorcycles

A
  • Injuries

- Fatalities