flow pattern blood spatter

kosloski March 08, 2022 blood , flow , spatter Comment

A moving object produces whats known as a cast-off pattern. The flow direction may show movements of objects or bodies while the flow was still in progress or.

A Blood Spatter A Blood Flowing Down Bloody Pattern Concepts Of Blood Can Be Used In Design Stock Photo Alamy

Blood that travels in the same direction as the source of energy or force that caused the spatter High-velocity impact spatter HVIS A bloodstain pattern caused by a high velocity impact force to a blood source such as that produced by gunshot or high speed machinery.

. Forward Spatter-- Blood which travels in the same direction as the source of energy or force which caused the spatter. Forward Spatter Pattern A bloodstain pattern resulting from the blood drops that traveled in the same direction as the impact force. Patterns that occur when a force is applied to the source of the blood -Includes low medium or high impact spatters cast-off arterial spurting expiratory blood blown out of the nose mouth or wound.

A bloodstain pattern that is caused by a medium velocity impactforce to a blood source. Flow Pattern A bloodstain pattern resulting from the movement of a volume of blood on a surface due to gravity or movement of the target. A bloodstain pattern created when a wet bloody surface comes in contact with a second surface.

Flow Pattern A bloodstain pattern resulting from the movement of a volume of blood on a surface due to gravity or movement of the target. Bloodstainsareclassifiedintothreebasictypespassivestainstransfer stainsandprojectedorimpactstainsPassivestainsincludedropsflowsand poolsandtypicallyresultfromgravityactingonaninjuredbodyTransfer stainsresultfromobjectscomingintocontactwithexistingbloodstainsand. Passive flows originate with blood deposited on a surface such as an arterial spurt.

The dimension of this spatter is somewhat similar to impact spatter that is associated with gunshot and beating due to this resemblance case history will be the deciding factor. The blood gushes out with the rhythm of the heart. Active flows are formed by blood coming from an actively bleeding wound.

Definition taken from OSAC in Bloodstain Pattern Analysis. Impact Pattern A bloodstain pattern resulting from an object striking liquid blood. Projected bloodstain - pattern that occurs when a force is applied to the source of the blood includes impact spatters cast-off arterial spurting this is blood blown out of nose mouth or wounds.

Most of these patterns have special names. PATTERN TYPE OF SPATTER SPATTER SPECIFICS SPATTER CAUSED FROM EXTRA NOTES Low Velocity Impact Spatter Passive Drips 90 Degree Circular Stain Person is Actively Bleeding or Has Enough of Someone Elses Blood on HimHer to Drip Blood drips can leave a trail indicating bleeders movement Post Impact Flow Pattern Not part of original spatter. Wipe Transfer and Flow Bloodstain Pattern InterpretationWipe PatternsThese occur when an object moves through a wet bloodstainFeathered edge suggests direc.

Flow Pattern - A bloodstain pattern resulting from the movement of a volume of blood on a surface due to gravity or movement of the target. A form of pattern formed from blood falling into other blood. Drips which result from blood dripping onto blood can fall from a bleeding nose or wound or a motionless bloodied weapon or object.

There are many different patterns that are created when blood is spilled. Arterial Spurting or Gushing Pattern - Bloodstain pattern that results from blood exiting the body under pressure from a breached artery. Characteristics Taken from Bloodstain Pattern Analysis Third Edition With an Introduction to Crime Scene Reconstruction Third Edition.

Velocities up to about 5 ftsec with a drop size 4-6 mm. On the photo below a pattern is shown that was made on a wall in a lab using a big syringe. Flow Patterns Flow patterns are made by drops or large amounts of blood flowing by the pull of gravity.

One pattern of slow-moving blood called drips occurs after an injury and has a relatively large footprint of 016 inches 4 millimeters or more. Patterns created from the force of gravity -Drop series of drops flow patterns blood pools etc. A typical pattern of blood spatters that are in one line occurs.

Arterial spurting An arterial spurting or gushing pattern is a bloodstain patterns resulting from blood exiting the body under pressure from a breached artery. Flow Pattern-- A change in the shape and direction of a bloodstain due to the influence of gravity or movement of the object. A bloodstain pattern resulting from blood forced by airflow out of the nose mouth or a wound.

Forward Spatter Pattern - A bloodstain pattern resulting from blood drops that traveled in the same direction as the impact force. A beating or stabbing typically causes this type of spatter. Created when a blood covered object flings blood in an arc onto a nearby surface Commonly produced by a bloody fist or weapon while delivering blows Features of patterns are affected by the size of object amount of blood and direction of movement May determine minimum number of blows by counting and pairing forward and backward patterns.

Forward Spatter Pattern A bloodstain pattern resulting from blood drops which can be produced when a projectile creates an exit wound. A change in the shape and direction of a bloodstain due to the influence of gravity or movement of the object. A bloodstain pattern that is caused by a low velocity impactforce to a blood source.

Pattern created by the blood that is expelled from the mouth or nose from an internal injury is called an expirated blood pattern. Cast off pattern- Created when blood is released or thrown from a blood. Transfer or Contact Bloodstains.

Spatter Bloodstains resulting from a blood drop encountering an external force that will cause it to break apart resulting in dispersion. Usually larger volumes or dropping from higher heights resulting in more satellite spatters. High Velocity Impact Spatter HVIS-- A bloodstain pattern caused by a.

- drops flow patterns blood pools Blood stain pattern.

Bloody Background Blood Spatter Pattern For Evidence Or Halloween Theme Stock Photo Picture And Royalty Free Image Image 104646262