Which type of scan is used on the eye to measure the layer of blood vessels?
A.
Facial recognition scan
B.
Retinal scan
C.
Iris scan
D.
Signature kinetics scan
Which type of scan is used on the eye to measure the layer of blood vessels?
Which type of scan is used on the eye to measure the layer of blood vessels?
B
The answer id B
The answer is wrong, the correct is Iris Recognition
Iris is about eye colour.
Blood vessels are in the retina
http://en.wikipedia.org/wiki/Retina