Lecture 9: Vascular supply to upper extremity Flashcards
Axillary vein formed by
Union of basilic vein and venae comitantes
Radial artery
Gives off radial recurrent to radial collateral from deep brachial
Enters wrist and hand to form deep palmar arch
Ulnar artery
Gives off common interosseous artery near its orgin
Runs through antebrachium with ulnar nerve
Enters wrist and hand to form superficial palmar arch
Dorsal scapular artery runs
Along the vertebral border of the scapula
Median cubital vein lies
Superficial to bicipital aponeurosis
Third part of axillary artery
Posterior circumflex artery
Anterior circumflex artery
Subscapular artery
Basilic vein runs
Along medial side of antebrachium
Runs in deep fascia along medial side of brachium
Part two of the subclavian arteries
Posterior to the anterior scalene muscle
Cephalic vein dumps into the
Axillary vein
________ drains medial side of dorsal venous arch
Basilic vein
Posterior circumflex humeral
Passes around posterior aspect of surgical neck of humerus
Anastomoses with the anterior circumflex humeral a.
Runs with axillary nerve
Supplies deltoids, triceps and parts of contents of quadrilateral space
Arterial branches anastomosing on scapula
Suprascapular artery Dorsal scapular artery Posterior intercostal arteries Circumflex scapular artery Thoracodorsal artery
Subclavian vein forms
Brachiocephalic vein x2 along with jugular veins
Axillary vein renamed ______ after
Subclavian vein after it passes under clavicle
Brachial artery runs
Medial to median nerve in upper part of arm
Lateral to median nerve in lower part of arm
Passes deep to bicipital aponeurosis lateral to median nerve and medial to bicipital tendon
Part one of the subclavian arteries
Medial to the anterior scalene muscle
Deep brachial artery branches
Ascending branch to posterior circumflex humeral artery
Descending branch becomes radial collateral
Second part of axillary artery
Deep to pectoralis minor
Thoracoacromial artery
Lateral thoracic artery
Brachiocephalic veins come together to form
Superior vena cava
Subclavian artery runs
Across subclavian groove behind anterior scalene muscle
Passes between first rib and clavicle and is renamed the axillary artery at the inferior border of the first rib
Suprascapular artery passes
Passes b/w sternomastoid and anterior scalene muscles
Passes over suprascapular ligament to supraspinous fossa
Passes through spinoglenoid notch to infraspinous fossa
Left subclavian artery is a
Direct branch from the aortic arch
Lateral lymphatic drainage
Lymphatics follow cephalic vein to chain of nodes in deltapectoral groove to axillary nodes
Cephalic vein runs
Along lateral side of antebrachium in superficial fascia
Runs along lateral side of brachium in superficial fascia
Runs through deltopectoral triangle
Pierces clavipectoral fascia
Brachial lymph nodes
Lie medial to humerus near axillary artery/vein
Superior ulnar collateral artery
Runs with ulnar nerve
Passes posterior to medial epicondyle
Anastomoses with posterior ulnar recurrent artery
Basilic vein joins _____ to form ____
Joins with venae comitantes to form axillary vein
Deep brachial artery supplies
Posterior compartment of brachium
Basilic vein receives ______ drainage
Receives medial cubital vein drainage
Central nodes
Lie in axillary fat
Receive lymph from brachial, pectoral and subscapular nodes
Drain to apical nodes behind clavicle
Deep brachial artery anastomoses with
Radial recurrent
Part two branches of subclavian artery include
Costocervical trunk, which branches into
- -supreme interocostal
- -deep cervical
Part three of the subclavian arteries
Lateral to the anterior scalene muscle
Pectoral lymph nodes
Lie behind pectoralis minor with lateral thoracic artery
Drain mammary gland
Vertebral artery passes, unites with
Passes through transverse foramina 6-1
Passes through foramen magnum
Unites with opposite vertebral artery to form basilar artery
Main branch of the brachial artery is
Deep brachial artery (profuna brachii)
Part three branches of subclavian artery include
Typically there are no branches
Transverse cervical artery passes, runs with, supplies
Passes anterior to scalenus anterior muscle
Runs with CN XI
Supplies rhomboids
Lateral thoracic artery
Extends along lateral side of pectoralis major
Supplies part of pectoral muscles, lymph nodes and breasts
Medial lymphatic drainage
Lymphatics flow to epitrochlear nodes to axillary nodes
Brachial artery is a continuation of
The axillary artery at the inferior border of teres major
Thoracoacromial artery branches
Pectoral
Deltoid
Acromial
Clavicular
Superior thoracic artery
Supplies posterior aspects of intercostal spaces 1&2 and part of serratus anterior
________ drains lateral side of dorsal venous arch
Cephalic vein
Common interosseous artery
Gives off anterior/posterior interosseous arteries
Run on either side of the interosseous membrane in the antebrachium
Cephalic vein receives tributaries from
Median vein near the level of the elbow
Axillary artery branches w/respect to pectoralis minor
First part superior to pminor
Second part deep to pminor
Third part inferior to pminor
Subscapular lymph nodes
Lie along lower border of scapula with subscapular artery
Drain back
Blood drainage from hand begins with
Dorsal venous arch, which receives blood from digits
Subscapular artery
Thoracodorsal artery-supplies latissimus dorsi
Circumflex scapular artery
Axillary artery begins
At inferior border of first rib
Dorsal scapular artery can arise from
3rd part of subclavian artery (most of the time)
Transverse cervical artery (30%)
Thyrocervical trunk includes
Suprascapular artery
Ascending cervical artery
Transverse cervical artery
Inferior thyroid artery
The subclavian arteries arise
Posterior to the sternoclavicular joint
Brachial artery branches into
Radial and ulnar arteries
First part of axillary artery
Superior to pectoralis minor
Superior thoracic artery
Branches of brachial artery
Deep brachial artery (profunda brachii)
Nutrient humeral artery
Superior ulnar collateral
Deep brachial artery location
Wraps around posterior surface of humerus
Runs in radial groove with radial nerve
Right subclavian artery is a
Branch from the brachiocephalic artery
Part one branches of subclavian artery include
Internal thoracic (mammary) artery
Vertebral artery
Thyrocervical arterial trunk
