Term
| what innervates the skin over point of shoulder and half way down deltoid muscle, what does this nerve branch off of |
|
Definition
| suprascapular nerves from the cervical plexus |
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|
Term
| what innervates the skin over the lower half of the deltoid, what does this nerve branch off of |
|
Definition
| upper lateral cutaneous nerve of the arm from the axillary nerve |
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|
Term
| what innervates the skin over the lateral arm below the deltoid, what does this nerve branch off of |
|
Definition
| lower lateral cutanrous nerve of the arm from the radial nerve |
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|
Term
| what innervaes the skin of the base of the axilla and medial arm, what does this nerve branch off of |
|
Definition
| medial curanrous nerve of the arm from the medial cord, intercostobrachial nerve from the lateral cutaneous branch of the 2nd intercostal nerve |
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|
Term
| what innervates the skin of the back of the arm, what does this nerve branch off of |
|
Definition
| posterior cutanrous nerve of the arm from the radial nerve |
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|
Term
| what are the superificial veins of the arm |
|
Definition
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|
Term
| where does the cephalic vein oroginate |
|
Definition
| from lateral side of dorsal venous arch of hand |
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|
Term
| what is the cephalic vein within |
|
Definition
| superificial fascia on lateral aspect of the arm |
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|
Term
| where does the cephalic vein leave the superificial fascia, what does it then run by |
|
Definition
| it runs superior and medial between pectoralis major and deltoid |
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|
Term
| where does the cephalic vein go after it runs through the pectoralis major and deltoid |
|
Definition
| passes deep to the clavicular head of the pectoralis major and pierces the clavipectoral fascia draining into the axillary vein |
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|
Term
| where does the basilic vein originate |
|
Definition
| medial side of dorsal venous arch of hard |
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|
Term
| describe the path of the basalic vein |
|
Definition
| ascends in superificial fascia on medial side of arm half way up the arm it pierces deep fascia at lower border of teres major and joins beachial veins to form axillary vein |
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|
Term
| what encloses the components of the arm |
|
Definition
|
|
Term
| how is the arm divided into anterior and posterior |
|
Definition
| medial and lateral intermuscular septa extend from deep fascia to humerus |
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|
Term
| what are the muscles of the anterior compartment of the arm |
|
Definition
| biceps brachii, coracobrachialis, brachialis |
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|
Term
| what are the muscles of the anterior compartment of the arm innervated by |
|
Definition
|
|
Term
| what is the origin of the short head of the biceps brachii |
|
Definition
|
|
Term
| what is the origin of the long head of the biceps brachii |
|
Definition
|
|
Term
| which head of the biceps brachii has a tendon |
|
Definition
|
|
Term
| describe the path of the tendon of the biceps brachii |
|
Definition
| passes above humeral head within the shoulder joint and emerges from joint and lies in the bicipital groove |
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|
Term
| what is the insertion of the biceps brachii |
|
Definition
| radial tuberosity and deep fascia of medial aspect of forearm via fibrous band, bicipital aponeurosis |
|
|
Term
| what innervates the biceps brachii |
|
Definition
|
|
Term
| what is the action of the biceps brachii |
|
Definition
| flexion and supination of the forearm, assists in flexion of the arm at the shoulder joint |
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|
Term
| what is the origin of the coracobrachialis |
|
Definition
|
|
Term
| what is the insertion of the coracobrachialis |
|
Definition
| middle part of medial surface of the humeral shaft |
|
|
Term
| what is the innervation of the coracobrachialis |
|
Definition
|
|
Term
| what is the action of the coracobrachialis |
|
Definition
| flexion and adduction of the arm and shoulder joint |
|
|
Term
| what pierces the coracobrachialis |
|
Definition
|
|
Term
| what is the origin of the brachialis |
|
Definition
| anterior aspect of lower half of humeral shaft |
|
|
Term
| what is the insertion of the brachialis |
|
Definition
| coronoid process and tuberosity of ulna |
|
|
Term
| what is the innervation of the brachialis |
|
Definition
| musculocutanrous nerve, small lateral part of the muscle is supplied by radial nerve |
|
|
Term
| what is the action of the brachialis |
|
Definition
| flexion of the forearm at the elbow |
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|
Term
| where does the brachial artery begin |
|
Definition
| at lower border of teres major muscle as a continuation of the axillary artery |
|
|
Term
| what does the brachial artery run along |
|
Definition
|
|
Term
| what runs with the brachial artery |
|
Definition
|
|
Term
| how does the brachial artery get to the cubital fossa |
|
Definition
| passes deep to the bicipital aponeurosis |
|
|
Term
| where does the brachial artery end, how |
|
Definition
| in cubital fossa, opposite the neck of the radius divides into radial and ulnar arteries |
|
|
Term
| what are the branches of the brachial artery |
|
Definition
| muscular, nutrient artery of the humerus, profunda brachii artery, superior ulnar colateral artery, inferior ulnar collateral artery, radial artery, ulnar artery |
|
|
Term
| what muscles does the muscular branches of the brachial artery supply |
|
Definition
| anterior compartment of the arm |
|
|
Term
| where does the profunda brachii artery begin |
|
Definition
| near the begining of the brachial artery |
|
|
Term
| what does the profunda brachii artery follow |
|
Definition
|
|
Term
| what does the profunda brachii artery supply |
|
Definition
| posterior compartment of the arm |
|
|
Term
| where and how does the progunda brachii artery terminate |
|
Definition
| radial collateral and middle collateral branches. anastomosis around elbow joint |
|
|
Term
| what does the superior ulnar collateral artery run along, how does it end |
|
Definition
| ulnar nerve, anastomosis around elbow joint |
|
|
Term
| where does the inferior ulnar collateral artery end |
|
Definition
| anastomosis around elbow joint |
|
|
Term
| what is the terminal branch of the lateral cord of the brachial plexus |
|
Definition
|
|
Term
| what does the musculocutaneous nerve pierce |
|
Definition
|
|
Term
| describe the path of the musculocutaneous nerve |
|
Definition
| runs inferior and lateral between biceps brachii and brachialis, just lateral to biceps brachii tendon, it pierces deep fascia and becomes superificial, runs down lateral part of forearm as lateral cutaneous nerve of forearm |
|
|
Term
| what are the branches of the musculocutaneous nerve |
|
Definition
| musular, lateral cutaneous nerve of the forearm, articular branch ot elbow joint |
|
|
Term
| what are the muscular branche sof the musculocutaneous nerve |
|
Definition
| coracobrachialis, biceps brachii, brachialis |
|
|
Term
| what does the lateral cutaneous nerve of the forearm supply |
|
Definition
| skin along lateral forearm as far as root of thumb |
|
|
Term
| how does the median nerve originate |
|
Definition
| by two roots from the medial and lateral cords of brachial plexus |
|
|
Term
| what does the median nerve run with |
|
Definition
|
|
Term
| at first, what is the relation of the median nerve to the middle artery |
|
Definition
| lateral to brachial artery |
|
|
Term
| what happens to the location of the median nerve int he middle arm |
|
Definition
| crosses anterior from lateral to medial |
|
|
Term
| after the middle arm, what does the medial nerve run under where does it end then |
|
Definition
| bicipital aponeurosis, cubital fossa |
|
|
Term
| what is the terminal branch of the medial cord of the brachial plexus |
|
Definition
|
|
Term
| in the anterior compartment of the arm, what does the ulnar nerve run along, one what side, where does this relationship end |
|
Definition
| medial to brachial artery up to the insertion of the coracobrachialis |
|
|
Term
|
Definition
|
|
Term
| after the insertion of the coracobrachialis, what does the ulnar nerve do |
|
Definition
| pierces intermuscular septum and descends in posterior compartment of the arm, passes posterior to medial epicontyle of humerus |
|
|
Term
| where is the ulnar nerve suspectible to injury, why |
|
Definition
| when it passes posterior to the medial epicondyle of the humerus, it is superificial |
|
|
Term
| in what compartment is the triceps bracii |
|
Definition
| posterior compartment of the arm |
|
|
Term
| what is the origin of the long head of the triceps brachii |
|
Definition
| infraglenoid tubercle of the scapula |
|
|
Term
| what is the origin of the lateral head of the triceps brachii |
|
Definition
| posterior aspect of the humeral shaft above the radial (spiral) groove |
|
|
Term
| what is the origin of the medial head of the triceps brachii |
|
Definition
| posterior aspect of the humeral shaft, below radial (spiral) groove |
|
|
Term
| what is the insertion of the triceps brachii |
|
Definition
| upper surface of olecranon of ulna |
|
|
Term
| what is the innervation of the triceps brachii |
|
Definition
|
|
Term
| what is the action of the triceps brachii |
|
Definition
| long head assists in extension and adduction of the arm and shoulder, extension of the forearm at elbow joint |
|
|
Term
| what is the terminal branch of the posterior cord of the brachial plexus |
|
Definition
|
|
Term
| what compartment of the arm does the radial nerve enter |
|
Definition
|
|
Term
| describe the path of the radial nerve. this is long. |
|
Definition
| passes inferior and lateral in radial groove on posterior aspect of the humeral shafe, in low arm it pierces lateral intermuscular septum and enters anterior compartment, runs inferior between brachialis and brachioradialis, in front of lateral epicondyle of the humerus it divides into superificial and deep branches |
|
|
Term
| in the posterior compartment of the arm what is the radial nerve accompanied by |
|
Definition
|
|
Term
| what are the branches of the radial nerve in the axilla and posterior compartment of the arm |
|
Definition
| muscular branches for 3 heads of triceps and anconeus, lower lateral cutaneous nerve of the arm, posterior cutaneous nerve of the arm, posterior cutaneous nerve of the forearm |
|
|
Term
| what are the branches of the radial nerve in the anterior compartment of the arm |
|
Definition
| muscular branches of the brachialis, brachioradialis, extensorcapri radialis longus, articular branch to the elbow joint, deep and superificial branches |
|
|
Term
| what are the terminal branches of the radial nerve |
|
Definition
| deep and superificial branches |
|
|
Term
| where is the cubital fossa located |
|
Definition
|
|
Term
| what is the medial boundry of the cubital fossa |
|
Definition
|
|
Term
| what is the lateral boundry of the cubital fossa |
|
Definition
|
|
Term
| what is the superior boundry of the cubital fossa |
|
Definition
| line connecting medial and lateral epicondyles of humeris |
|
|
Term
| what forms the floor of the cubital fossa |
|
Definition
| brachialis medially and supinator laterally |
|
|
Term
| what forms the roof of the cubital fossa |
|
Definition
| skin, superificial fascia, and deep fascia |
|
|
Term
| what is the roof of the cubital fossa reinforced by |
|
Definition
|
|
Term
| what runs in the roof of the cubital fossa |
|
Definition
| median cubitial vein, branches of the medial and lateral cutaneous nerves of the forearm |
|
|
Term
| where is the median cubital vein located |
|
Definition
| superificial fascia overlying cubital fossa |
|
|
Term
| what does the median cubital vein connect |
|
Definition
| cephalic and basalic veins |
|
|
Term
| where are the branches of the medial and lateral cutaneous nerves of the forearm located |
|
Definition
| in superificial fascia overlying cubital fossa |
|
|
Term
| what are the contents of the cubital fossa |
|
Definition
| median nerve, brachial artery and its two terminal branches and accompanying veins, tendon of the biceps brachii, radial nerve and its two terminal branches |
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