method The specific steps in performing a venipuncture vary with the purpose of the procedure and the equipment to be used, but in most instances it begins as follows: The nurse dons disposable gloves. A convenient vein is selected, usually on the outside of the forearm, on the back of the hand, or in the antecubital fossa.
Abdominal aortic aneurysm (AAA) screening is a way of checking if there's a bulge or swelling in the aorta, the main blood vessel that runs from your heart down through your tummy. This bulge or swelling is called an abdominal aortic aneurysm, or AAA.
An abdominal aortic aneurysm (AAA) is a swelling (aneurysm) of the aorta â the main blood vessel that leads away from the heart, down through the abdomen to the rest of the body.n aneurysm is a bulge in a blood vessel caused by a weakness in the blood vessel wall. As blood passes through the weakened blood vessel, the blood pressure causes it to bulge outwards.