CCs: Cubic Centimeters, measures volume of liquids

Radial Vein: The vein in the crook of your elbow where you usually get shots

White Blood Cells: Cells that fight infection and have nuclei (the part that has DNA)

Plasma: Liquid part of blood

Red Blood Cells: Carry oxygen to the other cells, and have no DNA

Platelets: Clotting agents, no DNA

DNA: Individual genetic code unique to each person, but has some similarities to family.

Marker: Each spot where DNA is tested to find out the individual's DNA. These markers are compared to another sample to find out identification or if they're a relative (like in a paternity test)

Whole Blood: Blood that hasn't been separated into plasma, white and red blood cells, and platelets

Blood Type: A, AB, B, O. This is just the type of tag a person has on their red blood cells, vital to know in a transfusion, often needed in surgery. O is the universal donor, having no tags; AB is the universal recipient, having all the tags.

Coagulation: Clotting

Chromosomes: Bundles of DNA, visible under a microscope. Humans have 23 pairs, or 46 chromosomes

Karyotype: Chromosome pairs separated by size, numbered, and colored on a film

Centrifuge: Device that spins fluids at high speeds, separating them into parts. Often used for blood.

Ultracentrifuge: Centrifuge on steroids. It spins faster, separating things into smaller pieces. Often used to split cells into their parts and pieces (organelles)

Endorphins: Type of hormones

Adrenaline: Type of hormone. Released commonly in high-stress situations, root of fight-or-flight