capillary refill action. Squeeze the person's fingernails. They will go white. If blood is flowing, they will go from white to light red.
surgical procedure of stopping the flow of blood (as with a hemostat)
duplex ultrasound
duplex ultrasound
Bypass is the surgical procedure used to create an alternative passage to divert flow of blood.
True!
Cardiac catheterization
To check for blood flow distal from an injury.
Doppler scanning-- A procedure in which ultrasound images are used to watch a moving structure such as the flow of blood or the beating of the heart.
It is called cardiac bypass surgery which is done to bypass blocked arteries in the heart and thus improving the blood flow to the heart
What I think you are asking is what is a heart catheterization. It is a medical procedure, sometimes also referred to as a coronary angiogram, A test to check the blood flow and pressure within the heart and the vessels that provide oxygen to the heart ( coronary arteries)
The flow or blood
Valves are needed to prevent blood flowing backwards into the heart.