PT 620 Arm
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| What are the four cutaneous nerves of the arm? | 1. Medial Cutaneous n. of the arm 2. upper lateral cutaneous 3. Posterior cutaneous n. 4. Lower lateral cutaneous n.
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| The Medial cutaneous n. of the arm is a branch of what? | medial cord of the brachial plexus
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| The upper lateral cutaneous n. is a branch of what nerve? | axillary n.
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| The posterior cutaneous n. is a branch of what nerve? | radial n.
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| The lower lateral cutaneous nerve is a branch of waht nerve? | radial n.
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| Name the three superficial veins of the arm. | 1. Basilic 2.Cephalic 3. Median Cubital Vein
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| Where is the basilic vein located? | medial and pierces the deep fascia 1/3 way up the arm
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| In the axilla the basilic vein becomes the _________ vein. | axillary
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| The cephalic vein runs __________ in arm, then runs between what two muscles? | 1. superficial 2. deltoid and pec major
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| After the cephalic vein passes between pec major and the deltoid it pierces what? and then empties into the ________ vein. | 1. clavipectoral fascia 2. axillary
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| Where is the median cubital vein found? | cubital fossa
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| The median cubital vein connects the _______ and ________ veins. | cephalic and basilic
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| Blood is frequently drawn form what vein? | median cubital vein
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| The deep fascia blends with _________ __________ and covers ______. | 1. bony prominences 2. muscles
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| The deep fascia forms _______ and lateral __________ septa creating an _______ and posterior _________. | 1. medial 2. intermuscular 3. anterior 4. compartments
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| Name the muscles of the anterior compartment | 1. Coracobrachialis 2. Biceps Brachii 3. Brachialis
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| What is the origin of the coracobrachialis muscle? | coracoid process
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| Where on the humerus does the coracobrachialis insert? | middle shaft of the humerus
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| The coracobrachialis is innervated by __________ nerve. | musculocutaneous nerve
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| The coracobrachialis muscle _______ the shoulder and ______ the arm. | 1. flexes 2. adducts
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| Which head of the biceps brachii originates on the coracoid process? supraglenoid tubercle? | 1. short head 2. long head
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| The tendinous origin of the biceps brachii runs in the ________ ________ of the shoulder joint. | fibrous capsule
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| The tendinous origin of the biceps brachii is enclosed in the ______ _______ | synovial membrane
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| The two tendons of the biceps brachii fuse together and insert on the _________ _________ | radial tuberosity
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| ______ insertion the biceps brachii gives off a _________ aponeurosis ________ which fuses with the deep fascia. | Before, bicipital, medially
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| The biceps brachii is innervated by __________ nerve | musculocutaneous n.
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| The biceps brachii perfomrs elbow __________, ___________ and shoulder _________ | flexion, supination, flexion
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| Wha tpart of the humerus does the Brachialis originate from? | lower, anterior humerus
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| The brachilais inserts where? | coranoid process
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| The brachialis muscle is innervated by ___________ nerve. | musculocutaneous nerve
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| All of the muscles of the anterior compartment are innervated by what nerve? | musculocutaneous nerve
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| The brachialis muscle can be dually innervated by the ______ nerve also. | radial
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| The brachialis is an elbow ________ both in supination and ________ | flexor, pronation
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| Elbow flexion is what myotome? | C5,6
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| Name the muscles of the Posterior Compartment | 1. Triceps 2. Anconeus
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| Name which head of the triceps originates on the posterior humerus above the spiral groove. | lateral head
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| Which head of the triceps orgiantes on the infraglenoid tubercle? | long head
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| The medial head originates where on the humerus? | posterior humerus below the spiral groove
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| The superficial part of the muscle is formed by what two heads? | long and lateral head
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| All of the triceps bellies insert on what? | olecranon process
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| The action of the triceps brachii ________ the elbow. | extends
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| What head of the triceps can adduct and extend the arm? | long head
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| What muscle originates on the lateral epicondyle of the humerus annd foes to the lateral surface of the olecranon, lateral ulna? | Anconeus
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| The anconeus is innervated by what nerve? | radial
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| The action of the Anconeus is ______. | extension
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| What is the myotome of elbow extension? | C7
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| When does the axillary artery become the brachial artery? | lower border of teres major muscle
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| What compartment of the arm does the brachial artery run in? | anterior compartment
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| Name the three branches of the brachial artery. | 1. profunda brachii 2. muscular branches 3. collateral branches to the elbow
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| Where does the profunda brachii run? with what nerve? | 1. spiral groove 2. radial n.
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| What does the profunda brachii artery supply? | posterior compartment
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| The profunda brachii gives off _______ branches to the _________ | collateral, elbow
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| The brachial artery ends by bifurcating into what two arteries? | 1. radial 2. ulna
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| The bracnches of the brachial artery supply what? | forearm
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| The radial and ulnar arteries give off ________ branches that form _______ with the ________ branches around the elbow. | 1. recurrent 2. anastomosis 3. collateral
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| Name the nerves of the arm. | 1. radial 2. musculocutaneous 3. median 4. ulnar
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| Name the spinal nerve fibers are in the radial n.? | C5-T1
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| The radial nerve is form the ________ cord. | posterior
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| The radial nerve is seen in the _______ interval with what artery? | triangular, profunda brachii a.
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| Where does the radial n. run in the what compartment? | spiral groove of posterior compartment
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| What compartment and other group of muscles does the radial n. innervate? | posterior, forearm extensors
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| In what part of the arm and what muscles is the radial n. found | 1. lower lateral arm 2. brachialis 3. brachioradialis m.
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| In the forearm what does the radial n. branch into? | superficial and deep
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| The musculocutaneous nerve has what nerve fibers in it? | C5-7
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| What muscle does the musculocutaneous n. pierce? | coracobrachialis
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| In what compartment and deep to what muscle does the musculocutaneous n run? | anterior, biceps
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| The musculocutaneous n. terminates as the ___________ cutaneous n of the _________ | lateral, forearm
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| The median nerve is fromed by what two roots? | The medial and lateral toots of the median nerve.
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| The nerve fibers in the median nerve are __________ | C6-T1
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| Where does the median nerve run? deep to what? | medial aspect of the anterior compartment, deep fascia
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| T/F The median nerve innervates the arm. | F
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| The ulnar nerve comes from what cord? | medial
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| The ulnar nerve runs in what compartment? deep to what? | posterior, deep fascia
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| The ulnar nerve has what spinal fibers in it? | C8,T1
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| The ulnar nerve passes posterior to what? then continues into the ________ | medial epicondyle, forearm
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| The cubital fossa is an inverted __________ space, ________ to the elbow | triangular, anterior
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| What is the lateral border of the cubital fossa? | brachioradialis
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| What is the medial border of the cubital fossa? | pronator teres
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| The base is an imaginary line between the humeral _________ | epicondyles
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| The roof of the cubital fossa is _______ _______ reinforced by the ________ aponeurosis | deep fascia, bicipital
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| What is the superficial vein of this area? | median cubital veins
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| What are the contents of the cubital fossa lateral to medial? | 1. tendon of biceps brachii 2. brachial artery 3. median nerve
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| T?F the radial nerve is part of the cubital fossa | F
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| The floor of the cubital fossa is the _________ muscle | brachialis
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| What is the only articulation between the trunk and upper limb? | sternoclavicular
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| What is the composition of the sterno clavicular joint? | 1. clavicular notch of the manubrium 2. sternal end of clavicle 3. cartilage of 1st rib
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| What type joint is the sternoclaviicular joint? | modified saddle, synovial joint
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| What are the ligmanets of the sternoclavicular joint? | 1. interclavicular 2. anterior and posterior sternoclavicular 3. costoclavicular
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| Where is the costoclavicular ligament located? | between the first rib to inferior clavicle
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| What type of joint is the acromioclavicular joint? | plane synovial joint
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| What are the ligaments of the acromioclavicular joint? | acromioclavicular (thickening of fibrous capsule)
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| What type of joint is the coracoclavicular joint? | fibrous (considered part of the acromioclavicular joint)
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| What are the two ligaments of the coracoclavicular joint? | 1. Trapezoid 2. Conoid
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| The trapezoid is between the coracoid process and the _______ | clavicle
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| What is the function of the trapezoid ligament? | hold clavicle down
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| What does the trapezoid ligament limit? | adduction
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| A third degree shoulder separation is what? | complete tear of coracoclavicular ligmament and the end of the clavicle stands up
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| T/F The clavicel moves with the scapula? | T
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| The coracoacromial ligament is weak/strong | strong
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| What bursa lis beneath and between what tendon | subacromial. supraspinatus tendon
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| When the arm is in internal rotation the coracoacromial ligament limits _________ | abduction
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| The glenoid humeral joint is between what? | head of the humerus and the glenoid fossa
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| What deepens the glenoid fossa? | labrum
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| The glenhumeral joint is what type of joint? | ball and socket
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| T?F The glenohumeral joint is thick and stable | F thin and lax
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| Where does the fibrous capsule attach? | scapula beyond the glenoid labrum to rrot of coracoid proces
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| The origin of what muscle lies in the fibrous capsule? | long head of biceps
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| Most dislocations occur at what part of the capsule? | inferior
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| Name the thickenings of the fibrous capsule. | 1. coracohumeral ligament 2. glenohumeral ligament
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| The coracohumeral ligament runs from the coracoid to the.... | greater tubercle
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| The glenohumeral ligament thickens what part of the capsule? | anterior
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