Where does the costocervical trunk come from?
Where does the costocervical trunk come from?
It arises from the posterior wall of the subclavian artery, posterior or medial to the anterior scalene muscle and courses posterosuperiorly across the suprapleural membrane where it divides into 2 branches: the superior (supreme) intercostal artery which supplies the first two posterior intercostal spaces.
What is the costocervical trunk?
Introduction. The costocervical trunk is a branch of the subclavian artery which supplies the upper extremities and contributes partly to the blood supply of the head and neck. The subclavian artery has a different origin on each side.
Is costocervical trunk the same as thyrocervical trunk?
The costocervical trunk is a short artery that usually stems from the upper portion of the distal segment of the subclavian artery, distal to the thyrocervical trunk.
Where is the costocervical trunk located?
On each side of the base of the neck, the costocervical trunk, via its branches, connects the subclavian artery to the occipital and vertebral arteries of the head and neck.
What is the brachiocephalic trunk?
The brachiocephalic artery, brachiocephalic trunk, or more commonly referred to clinically as the innominate artery, is one of the three great vessels of the aortic arch that supplies blood to the head, neck and upper extremities.
What does the thyrocervical trunk supply?
The thyrocervical trunk is one of the 3 branches of the first part of the subclavian artery and gives off numerous branches to supply viscera of the neck, the brachial plexus, neck muscles and the scapular anastomosis.
Which artery is a branch of thyrocervical trunk?
subclavian artery
The thyrocervical trunk is one of the 3 branches of the first part of the subclavian artery and gives off numerous branches to supply viscera of the neck, the brachial plexus, neck muscles and the scapular anastomosis.
Is there a thyrocervical trunk on both sides?
It is located distally to the vertebral artery and proximally to the costocervical trunk….
| Thyrocervical trunk | |
|---|---|
| Superficial dissection of the right side of the neck, showing the carotid and subclavian arteries. | |
| Details | |
| Source | Subclavian |
| Branches | Inferior thyroid Suprascapular Transverse cervical Ascending cervical artery |
What areas of the body does the brachiocephalic trunk and its branches supply?
The brachiocephalic trunk (or brachiocephalic artery or innominate artery) is an artery of the mediastinum that supplies blood to the right arm and the head and neck.
What are the three major branches of the brachiocephalic trunk?
Brachiocephalic trunk
| Origin | Aortic arch |
|---|---|
| Branches | Right subclavian artery, right common carotid artery |
| Supply | Right upper limb, right side of brain, head and neck |
Is not a branch of the thyrocervical trunk?
The thyrocervical trunk can have up to five branches, but in most cases, it has two to four. These branches usually include: inferior thyroid artery, suprascapular artery, ascending cervical artery and the transverse cervical artery.
Is thyrocervical trunk an artery?