Quick Answer: Why Is The Axilla Important?

What does buccal mean in anatomy?

Medical Definition of buccal 1 : of, relating to, near, involving, or supplying a cheek the buccal surface of a tooth the buccal branch of the facial nerve.

2 : of, relating to, involving, or lying in the mouth the buccal cavity..

Why is the axillary lymph nodes important?

Collectively, they drain the wall of the thorax, breast, arm, and upper abdominal wall above the umbilicus. The axillary lymph nodes are of particular clinical significance as they are often the first site of breast cancer metastasis.

What is the axilla in anatomy?

The axilla is an anatomical region under the shoulder joint where the arm connects to the shoulder. … The primary blood supply to the axilla is the axillary artery, which branches directly off of the subclavian artery.

What does axilla mean in medical terms?

axillary artery and veinMedical Definition of axilla : the cavity beneath the junction of the arm or anterior appendage and shoulder or shoulder girdle containing the axillary artery and vein, a part of the brachial plexus of nerves, many lymph nodes, and fat and areolar tissue especially : armpit.

How many levels of axillary lymph nodes are there?

There are three levels of axillary lymph nodes (the nodes in the underarm or “axilla” area): Level I is the bottom level, below the lower edge of the pectoralis minor muscle. Level II is lying underneath the pectoralis minor muscle. Level III is above the pectoralis minor muscle.

Are there muscles in your armpits?

Your armpits and the surrounding chest and arm area are made up of blood vessels, nerves, and muscles. Like other muscles in your body, you can strain armpit muscles by overdoing things, like lifting something heavy.

What is an axilla ultrasound?

Diagnostic breast and axilla ultrasounds produce images show abnormalities within the breast and armpit (axilla). More specifically, this form of imaging examines the concentration of lymph nodes in your armpit, looking for irregularities and helping identify abnormal axillary sentinel lymph nodes.

What are the three cords around the axillary artery?

It has three branches that are variable in their order: the subscapular trunk, the anterior humeral circumflex artery, and the posterior humeral circumflex artery. The subscapular trunk is typically the largest branch of the axillary artery.

What is the axilla better known as?

axilla: also known as the arm pit, the axilla is bordered in the front by the pectoral muscle and in the back by the latissimus dorsi.

What is the armpit region called?

axillaThe axilla (also, armpit, underarm or oxter) is the area on the human body directly under the joint where the arm connects to the shoulder. It also contains many sweat glands.

What does underarm mean?

(Entry 1 of 3) 1 British : underhand sense 3. 2 : placed under or on the underside of the arm underarm seams.

What happens when axillary lymph nodes are removed?

Sometimes, removing lymph nodes can make it hard for your lymphatic system to drain properly. If that happens, lymphatic fluid can build up and cause swelling. This swelling is called lymphedema.

Are axillary lymph nodes normal?

The normal axillary lymph node should be oval and should have a smooth, well-defined margin (Fig 16). The cortex should be slightly hypoechoic and uniformly thin, measuring 3 mm or less. Nodes that meet this description have a very high negative predictive value for excluding metastases (9,18).