Organ and Tissue Donation Glossary of Terms

Bone and Connective Tissue
Bone is dense tissue that forms the skeleton. Bone can be donated and transplanted. Connective tissue forms the supportive and connective structures of the body.
Cornea
The outer curved transparent tissue covering the iris and pupils on the outside of the eye. Only the cornea is removed for corneal transplants.
Heart with Connective Tissue
The heart is a muscular organ that pumps blood through the body. Connective tissue is the tissue surrounding the heart that supports and connects the heart to the body.
Heart Valves
A tissue that prevents the back flow of blood into the heart.
Iliac Vessels
The arteries and veins that carry blood to and from the pelvic organs.
Kidneys
A pair of organs that maintain proper water and electrolyte balance, regulate acid-base concentration, and filter the blood of metabolic waste, which is excreted as urine.
Liver (with Iliac Vessels)
A large reddish-brown organ that secretes bile and is active in the formation of certain blood proteins and in the metabolism of carbohydrates, fats, and proteins.
Lungs
A pair of two spongy organs that remove carbon dioxide from the blood and provide it with oxygen.
Pancreas (with Iliac Vessel)
Long, irregularly shaped gland, which lies behind the stomach, and secretes pancreatic juice into the lower end of the stomach that aids in the digestion of proteins, carbohydrates, and fats.
Small Intestines
The upper portion of the digestive tract responsible for the digestion of food.
Transplantation
A surgical procedure whereby life-saving and life-enhancing organs and tissues are implanted into a living human recipient.
Veins
The blood vessels that return blood to the heart.