A: In email, CC stands for carbon copy, while BCC stand for blind carbon copy. Those email addresses listed under CC in an email get a copy of the email, and everyone on the list can see who they are. Those email addresses listed under BCC receive an email, but it is not visible to other recipients.
Canavan disease is a progressive, fatal neurological disorder that begins in infancy. It is caused by an inherited genetic abnormality: the lack of an essential enzyme causes deterioration of the white matter (myelin) in the brain, thereby preventing the proper transmission of nerve signals.anavan disease is a progressive, fatal neurological disorder that begins in infancy. It is caused by an inherited genetic abnormality: the lack of an essential enzyme causes deterioration of the white matter (myelin) in the brain, thereby preventing the proper transmission of nerve signals.
Vena cava: The superior vena cava is the large vein which returns blood to the heart from the head, neck and both upper limbs.The inferior vena cava returns blood to the heart from the lower part of the body.The return of blood via the vena cava can be compromised and cause disease.For example, in the superior vena cava syndrome, the symptoms that result from compression of the large vein that carries blood down to the heart.he return of blood via the vena cava can be compromised and cause disease. For example, in the superior vena cava syndrome, the symptoms that result from compression of the large vein that carries blood down to the heart.