Chapter 8 Review

_____ antibodies, hormones, clotting factors; nutrients and minerals throughout the body

• Plasma carries

• Platelets distributes

• Red blood cells transports

• White blood cells takes

_____ are small secondary droplets separated from the main droplet of blood.

• Satellites
• Spines
• Adhesions
• Cohesions

_____ evidence is collected in clean, unused plastic sealed containers at the crime scene.

• Liquid blood
• Dried blood
• Wet bloodstains on clothing
• Wet bloodstains in bedding

_____ is able to estimate TSD (Time Since Deposition) with an accuracy of 70 percent for up to two years.

• An agglutination test
• An ELISA test
• Raman spectroscopy
• The OSCR360

_____ secrete antibodies.

• Specialized red blood cells
• Plasma and red blood cells
• Specialized white blood cells
• Platelets and plasma

A _____ bloodstain pattern is a lateral transfer of wet blood caused by bloody hair being dragged across the floor.

• Transfer
• Wipe
• Swipe
• Cast off

A _____ is smeared blood patterns created by an object moving through partially dried blood.

• Wipe
• Swipe
• Satellite
• Spine

A blood analyst is called to a crime scene. The victim is draped over a couch with one arm hanging over the edge of a cushion. Based on the expired blood on the cushions and the 90-degree angle of the droplets on the floor beneath the hand, the blood pattern analyst interprets that the victim _____.

• was bludgeoned on the couch and flailed causing the blood to be flung from the hand to the floor
• had an internal injury and was not moving when the blood dripped from the hand to the floor
• suffered a severed artery in the neck and the blood on the floor resulted from arterial gush
• was dragged by the hair across the couch and an object below the hand was removed after death

A bloodstain made from an impact angle of 30 degrees is more rounded in shape than a bloodstain made from an angle of 50 degrees.

• True
• False

A bloody shirt should be photographed both untouched in its original place and with a ruler, entered into the evidence log, and stored in a plastic bag to preserve the evidence.

• True
• False