Blood evidence

Front

What is a passive drop blood stain pattern?

Back

A passive drop blood stain pattern is created when blood falls to the ground due to the force of gravity acting alone.

Front

What is the primary function of red blood cells?

Back

Red blood cells carry oxygen around the body.

Front

What antigens are present in O+ blood?

Back

O+ blood has Rh antigens only.

Front

What type of blood spatter is typically created from a gunshot?

Back

High velocity blood spatter is typically created from a gunshot.

Front

What is the Kastle-Meyer test used for?

Back

The Kastle-Meyer test is used to determine if blood found at a crime scene is human.

Front

What is the role of plasma in the blood?

Back

Plasma is the liquid component of blood that carries cells, nutrients, hormones, and waste products.

Front

What are the components of blood?

Back

Blood is composed of red blood cells, white blood cells, platelets, and plasma.

Front

What is the difference between high velocity and medium velocity blood spatter?

Back

High velocity spatter is created by a force greater than 100 feet per second, while medium velocity spatter is created by a force between 5 and 25 feet per second.

Front

What is the significance of blood type in forensics?

Back

Blood type can help identify individuals and link them to crime scenes.

Front

What is the function of platelets in the blood?

Back

Platelets are responsible for blood clotting and preventing bleeding.