LAB Neck and Submandibular II Flashcards
Where does the thymus gland sit?
Behind the manubrium and upper part of the sternum
What area risks infection when there is damage to the pharynx?
The prevertebral (retrovisceral or retropharyngeal space) space
What is the thymus gland populated with?
Lymphocyte precursor cells that give rise to circulating T-lymphocytes
What side does the aorta come?
The left
What branches off of the aorta in order from left to right?
Left subclavian
Left common carotid
Brachiocephalic trunk (further divides into the right common carotid and the right subclavian)
Where do the two brachiocephalic veins join to form the superior vena cava?
At the right margin of the manubrium
What side is the vena cava on?
Right
Where is the thoracic duct?
Anterior to the left vertebral artery and behind the carotid sheath
What does the thoracic duct drain into?
The left subclavian vein
Where is the phrenic nerve located?
On top of the anterior scalene muscle
C3,4 and 5
What muscles does the subclavian artery and brachial plexus pass between?
The middle and anterior scalene muscles
Where is the subclavian vein found?
Anterior to the anterior scalene muscle
Where does the internal thoracic artery take origin?
The subclavian artery
Where does the thyrocervical trunk take origin?
Off of the subclavian artery?
What three vessels does the thyrocervical trunk give rise to?
Inferior thyroid
Transverse cervical
Suprascapular
