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Biblioteka

Chapter 8 Section #4 Worksheet

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Pitanje 1
1.

Which image is showing a blood drop hitting at 90 degrees?

Pitanje 2
2.

Which image is showing a blood drop hitting at 10 degrees?

Pitanje 3
3.

Arterial spurts or gushes typically found on walls or ceilings are caused by the pumping action of the ____________.

Pitanje 4
4.

_________________ velocity—the greatest speed to which a free falling drop of blood can accelerate in air. It is dependent upon the acceleration of gravity and the friction of the air against the blood—approximately 25.1 feet/second.

Pitanje 5
5.
Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

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passive fall

pools

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arterial gushes

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smears

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trails

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pools

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splashes

Pitanje 6
6.

When a blood drop is ____________ (longer than it is wide), it is possible to

determine the direction the blood was traveling when it struck a surface.

Pitanje 7
7.

As moving blood strikes a surface, several forces affect the droplet of

blood. These forces are cohesion, _______________, and surface tension.

Pitanje 8
8.

______________________ is an elastic characteristic along the outer edge of a liquid caused by the attraction of like molecules.

Pitanje 9
9.

_______________________ tends to keep the blood moving in the direction it was traveling.

Pitanje 10
10.

The location of the source of blood can be determined if there are at least __________ drops of blood spatter.

Pitanje 11
11.

Calculate the angle at which the follow blood drop hit the surface from the picture below.

Pitanje 12
12.

Calculate the angle at which the follow blood drop hit the surface from the picture below.

Pitanje 13
13.

Calculate the angle at which the follow blood drop hit the surface from the picture below.

Pitanje 14
14.

When there are numerous blood spatters, the area where the lines of _________________ meet is where the source of blood originated.

Pitanje 15
15.

Splashes are shaped like ________________ points.

Pitanje 16
16.

What type of blood pattern is pictured?

Pitanje 17
17.

Size of blood drop and velocity

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

4-6 mm

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high velocity

less than 1 mm

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medium velocity

1-4 mm

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low velocity

Pitanje 18
18.

Are you ready for spring break?