Lecture 9: Vascular Supply to Upper Extremity Flashcards
What is the direct branch of the left subclavian artery?
aortic arch
What is the branch of the right subclavian artery?
brachiocephalic
The subclavian arteries arise _______ to sternoclavicular joint.
posterior
Part 1 of the subclavian artery is ______ to the anterior scalene.
medial
Part 2 of the subclavian artery is ______ to the anterior scalene.
posterior
Part 3 of the subclavian artery is ______ to the anterior scalene.
lateral
What are the branches of part 1 of the subclavian artery?
internal thoracic
vertebral
thyrocervical arterial trunk
What are the branches of the thyrocervical arterial trunk?
transverse cervical artery
inferior thyroid artery
ascending cervical artery
suprascapular artery
What are the branches of the transverse cervical artery?
superficial (cervical) branch deep branch (dorsal scapular artery)
What is the branch of part 2 of the subclavian artery?
costocervical trunk
What are the branches of the costocervical trunk?
supreme intercostal
deep cervical
What are the branches of the part 3 of the subclavian artery?
No branches
What does the vertebral artery pass through?
transverse foramina 6-1
foramen magnum
The vertebral artery unites with _______ to form ______
opposite vertebral artery
basilar artery
What does the supra scapular artery pass between?
sternomastoid and anterior scalene muscles
What does the supra scapular artery pass over?
supra scapular ligament
What path does the supra scapular artery take?
to supraspinous fossa, through spinoglenoid notch, to infraspinous fossa
What does the transverse cervical artery pass anterior to?
anterior scalene
What does the transverse cervical artery run with?
CN IX
What does the transverse cervical artery supply?
rhomboids
After the subclavian artery passes the first rib it turns into the ______
axillary artery at the lateral border of the rib
Where does the axillary artery begin?
inferior border of the first rib
What divides the axillary artery into thirds?
Pectoralis minor muscle
The first part of the axillary artery is _______ to the pectoralis minor muscle
superior
The second part of the axillary artery is _______ to the pectoralis minor muscle
deep
The third part of the axillary artery is _______ to the pectoralis minor muscle
inferior
What does the superior thoracic artery supply?
posterior aspects of intercostal spaces 1 and 2 and part of serratus anterior
What are the branches of the second part of the axillary artery?
thoracoacromial and lateral thoracic artery
What are the branches of the thoracoacromial artery?
pectoral branch
deltoid branch
acromial branch
clavicular branch
The lateral thoracic artery extends along the ______
lateral side of pectoralis minor
What does the lateral thoracic artery supply?
part of the pectoral muscles, lymph nodes, breast
What are the branches of the third part of the axillary artery?
posterior circumflex humeral artery
anterior circumflex humeral
subscapular
The posterior circumflex humeral artery passes around _______ aspect of ________ of humerus
posterior; surgical neck
What does the posterior circumflex humeral artery anastomose with?
anterior circumflex humeral
What does the posterior circumflex humeral artery run with?
axillary nerve
What does the posterior circumflex humeral artery supply?
deltoid and triceps