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Upper limb arteries
Sublcavian and upper limb arteries
Question | Answer |
---|---|
Arises from the brachiocephalic trunk deep to the cranial part of the sternoclavicular joint. | Right Subclavian Artery |
Arises from the arch of the aorta dorsal to the left common carotid artery at the level of T4 vertebra. | Left Subclavian Artery |
Each subclavian is divided into 3 parts by the _____? | Anterior scalene Muscle |
The first part of the sublcavian artery come from the _____ ______ of the _____ ______ _____.; It has several branches. | Medial border. Anterior scalene Muscle |
Ascends through transverse foramina of C1-C6 and enters skull via the foramen magnum. | Vertebral Artery |
Where the two vertebral arteries from opposite sides merge, they form the ___? | Basilar Artery |
What are the branches of the basilar Artery? And what do they supply? (5) | 1.) Pontine--> Pons 2.) Labyrinthine-->Internal Ear 3.) Anterior inferior cerebellar-->cerebellum 4.) Superior cerebellar-->cerebellum 5.) Posterior cerebral--> cerebrum |
What are the 2 branches of the vertebral artery? | Cervical branches and cranial. branches |
What are the branches of the cervical branches of the vertebral artery?(2) And what do they supply? (1) | Spinal and Muscular. Muscular branches-->Deep muscles of neck |
What are the cranial branches of the vertebral artery? And what do they supply? (5) | 1.)Meningeal--> Meninges 2/3.)Posterior and anterior spinal aa.--> spinal cord 4.)Posterior inferior cerebellar a. --> cerebellum 5.)Modullary aa.--> Medulla Oblongata |
medulla, ob-lon-ga-ta! Now, is there anybody here that can tell me where happiness comes from? Anyone? Alright, let’s hear what Mama has to say on the subject. | Mama say that happiness is from magic rays of sunshine that come down when you’re feeling blue. |
What arteries are in the first part of the subclavian artery? (3) | 1.)Vertebral Artery. 2.)Internal Thoracic Artery(or Mammary a. 3.)Thyrocervical Trunk |
What artery comes from the inferior surface of the subclavian a.? | Internal Thoracic Artery(dif name=Mammary a.) |
What does the Internal Thoracic Artery supplies? (5) | 1.) Mediastinum 2.) Pericardium 3.) Mammary Gland 4.) Intercostal mm. 5.) Pectoralis Major |
What are the branches of the internal thoracic artery? (4, that we need to know) | 1.)Pericardiacophrenic a. 2.)Anterior Intercostal aa. 3.)Musculophrenic a. 4.)Superior Epigastric a. |
Accompanies the phrenic nerve, between plaura and pericardium to diaphragm, pericardium, and pleura. | Pericardiacophrenic a. |
Supplies the intercostal mm, pectoral mm, mammary glands, skin, anastomosing with the posterior intercostal aa. | Anterior intercostal aa. |
One of the 2 terminal branches of the internal thoracic a. Supplies the diaphram, abd. mm., intercostal mm., pericardium. | Musculophrenic Artery |
The other terminal branch, supplies the diaphram then enters rectus sheath anastomosing with the inferior epigastric a. Supplies the abd. mm., skin of abdomen, falciform ligament of the liver. | Superior Epigastric Artery |
What are the 3 branches of the Thyrocervical Trunk? | 1.)Inferior Thyroid a. 2.)Suprascapular a. 3.)Transverse Cervical a. |
Supplies the *thyroid gland, larynx, esophagus, infrahyoid mm., anterior scalene m., etc.(*=bolded) | Inferior Thyroid Artery |
Passes above the superior transverse scapular ligament (the suprascapular nerve passes below. | Suprascapular Artery |
Supplies the sternocleidomastoid, subclavius, trapezius, supraspinatus mm. | Suprascapular Artery |
The suprascapular Artery anastomoses with? (3) | 1.) Transverse cervical a. 2.) thoracoacromial a. 3.) circumfles scapular a. |
Supplies the Levator scapulae and trapezius. | Transverse Cervicle Artery |
What is the important branch of the transverse cervical a.? | dorsal scapular a. |
(Deep branch of Transverse Cervical a.) - May arise directly from subclavian, accompanies dorsal scapular nerve deep to levator scapulae and rhomboids..Supplies Levator scapulae and rhomboids. | Dorsal Scapular a. |
What part of the subclavian artery is posterior to the anterior scalene muscle? | 2nd part |
Arises from dorsal and cranial surface of subclavian. Supplies 1st and 2nd intercostal spaces, semispinalis capitas and cervicis. | Costocervical Trunk |
Where is the 3rd part of the subclavian artery located? | On the lateral border of anterior scalene to lateral border of first rib. |
What artery is a regional continuation of the subcalvian a.? | Axillary Artery |
Where does the axillary Artery begin and end? | Begins at the lateral border of the 1st rib and ends at the inferior margin of the teres major m. where is becomes brachial a. |
The Axillary artery is divided into 3 parts by the _____? | Pectoralis minor muscle |
The 1st part of the Axillary Artery goes from the______ to the ______? | From the lateral border of 1st rib to the medial border of pectoralis minor m. |
Supplies pectoralis mm. and thoracic wall. | Highest Thoracic A. |
The 2nd part of the axillary artery goes from _____ to _____? | Posterior to pectoralis m. |
Supplies pectoral, deltoid, acromial and clavicular ares. Is a branch of 2nd part of axillary artery. | Thoracoacromial A. |
Branch of thoracoacromial a. that supplies pectoralis major and minor. | Pectoral br. |
Branch of thoracoacromial a. that supplies deltoid, acromial region. | Acromial br. |
Branch of thoracoacromial a. that supplies subclavius, sternoclavicular joint. | Clavicular br. |
Branch of thoracoacromial a. that supplies deltoid and pectoralis major. | deltoid br. |
Supplies *serratus anterior, pectoralis m, subscapularis, axillary lymph nodes, mammary gland. | Lateral Thoracic A. |
The 3rd part of the axillary artery goes from the _____ to _____? | From the lateral border of pectoralis minor to inferior border of teres major. |
Largest branch of axillary | Subscapular A |
After 4 cm, the subscapular artery divides into? (2) | Scapular circumflex and Thoracodorsal arteries. |
Curves around the lateral border of scapula and traverses the triangular space. Supplies infraspinatus m., anastomosing with suprascapular and dorsal scapular a.; also supplies subscapularis, teres, deltoid, and long head tricepts. | Scapular circumflex a. |
Principal supply to *latissimus dorsi; also to subscapularis and serratus anterior. | Thoracodorsal Artery. |
Runs dorsally around surgical neck of humerus with Axillary nerve through quadrangular space. | Posterior Humeral circumflex A. |
Supplies deltoid, shoulder joint, anastomosing with the anterior humeral circumflex a. | Posterior humeral circumflex A. |
Runs ventral to surgical neck of humerus. Supplies head of humerus, shoulder joint, deltoid, etc. anastomosing with posterior humeral circumflex a. | Anterior humeral circumflex A. |
Supplies BBC, tricps, humerous, and deltoid. | Brachial artery |
The brachial artery begins at the ____ and terminates about 1 cm distal to elbow where it divides into ____ and ____ arteries. | Inferior margin of teres major. divides into radial and unlar arteries. |
The largest branch of the brachial a. | Deep brachial Artery or Profunda Brachii |
The deep brachial artery (prufunda brachii)runs with the _____ in the ____? | Radial nerve in the radial(spiral) groove. |
Deep brachial artery supplies? | triceps, brachialis, humerus, and brachioradialis. |
Begins at brachial bifurcation, branches are divided into 3 groups for ease of description. | Radial Artery |
The radial artery supplies? | Radial side of forearm, brachialis, elbow joint, wrist, hand, digits. |
What supplies the muscles on the radial side of the forearm. | Muscular branches of the radial artery. |
Forms an anastomosis with the terminal portion of the ulnar artery. | Superficial Palmer Branch |
The superficial Palmer branch supplies? | Thenar muscles of thumb. |
Arises from radial artery deep to the extensor tendons of the thumb? | Dorsal Carpal branch |
The dorsal carpal branch runs medially across the dorsal carpal surface to anastomose with the _____ and ________, which gives off _____? | -Dorsal carpal br. of unlar a. and -anterior interosseous a. -dorsal metacarpal arteries |
Dorsal metacarpal arteries terminate as _____? | Dorsal digital arteries. |
Artery of the anterior thumb. | Princeps Pollicis |
The terminal part of the radial artery. | Deep palmer arch |
The deep palmer arch gives rise to ? | Palmer metecarpal arteries. |
The deep palmer arch anastomosis with? | Deep palmer br. of ulnar artery. |
The larger of the 2 divisions of the brachial artery. | Unlar artery |
The unlar artery supplies. (10) | pronator teres, brachialis, flex. dig. prof., flex dig. super., flex carpi ulnaris, deep extensor mm of forearm, wrist, hand, fingers, elbow joint. |
What are the 2 branches the common interosseous artery? | -Anterior (palmer) interosseous artery -Posterior (dorsal) interosseous artery |
The anterior (palmer) interosseous artery descends on interosseous membrane, and is accompanied by _______? | Anterior interosseous br. of mediam nerve. |
The anterior (palmer) interosseous artery supplies? | Dp flexor muscles of the forearm |
Posterior (dorsal) interosseous artery runs posterior to _______ and supplies ______? | -Interosseous membrane -Deep extensor muscles of the forearm. |
Anastomosis with deep palmer arch of radial a. | Deep Palmer Branch |
The ulnar artery terminates at? | Superficial palmar arch |