Blood Spatter
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
Types of blood stain patterns | blood drops, impact patterns, transfer patterns, and smears and motion patterns
🗑
|
||||
What can you learn from bloodstain patterns? | angle of deposit, distance from target, direction of travel, trails, object that caused the pattern, time since deposit, and volume of blood
🗑
|
||||
What are factors affecting bloodstain patterns? | Energy (low, medium, high), distance, target surface, and angle of deposit.
🗑
|
||||
Low-velocity pattern | happens when an object moving less than 5 ft/sec strikes a surface, with drops that are 4mm or larger in size
🗑
|
||||
Arterial bleeding | If an artery is damaged during an assault, suicide attempt or accident, the blood loss may take the form of gushes or spurts
🗑
|
||||
Cast-off blood | blood that is flung from and object, tends to be fairly uniform trail of droplets
🗑
|
||||
Medium-velocity spatter | come from objects moving between 5-100 ft/sec. Vary from 1-4 mm in diameter
🗑
|
||||
High-velocity spatter | occur when an object strikes a victim at a speed faster than 100 ft/sec, the spatters are very small, less than 1 mm in diameter
🗑
|
||||
Area of convergence | represents the point from which stain emanated
🗑
|
||||
Void pattern | an absence of blood spatter in an area where you would otherwise expect to see them
🗑
|
||||
Transfer pattern | result when an object soaked with blood comes in contact with an unstained object
🗑
|
||||
Wipe | pattern created when a secondary target moves through an existing wet blood stain on some other object
🗑
|
||||
Swipe | the transfer of blood onto a target surface by a bloody object that is usually moving laterally
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
TBrylewski
Popular Science sets