Upper Limb Flashcards
Borders of the triangle of auscultation
latissimus dorsi, trapezius, scapula
what layer of connective tissue are superficial nerves and veins found
superficial fascia
what branch of spinal nerves provide sensory innervation of the back
posterior rami
what innervates the intrinsic back muscles
posterior rami
what branch of spinal nerves form plexuses
anterior rami
what passes through the triangular space
circumflex scapular a.
what passes through the quadrangular space
axillary n. and posterior circumflex humeral a.
what passes through the triceps hiatus
radial n. and profunda brachii a.
what are the ligaments of the glenohumeral joint
coracoacromial
coracohumeral
glenohumeral
glenoid capsule
what are the ligaments of the sternoclavicular joint
sternoclavicular
costoclavicular
what are the ligaments of the acromioclavicular joint
acromioclavicular
coracolavicular
what type of joint is the sternoclavicular joint
saddle
what type of joint is the acromioclavicular joint
plane/gliding
what is the function of the coraclavicular ligament
stabilize AC joint
limit scapular elevation, protraction, and medial displacement
what are the attachments of the glenohumeral ligaments
upper part of medial margin of glenoid cavity
lesser tubercle and anatomical neck
what are the attachments of the coracohumeral ligament
base of coracoid process
anterior greater tubercle
what type of joint is the humeroulnar joint
hinge
what type of joint is the radioulnar joint
pivot
what type of joint is the humeroradial joint
plane/gliding
what is the function of the ulnar collateral ligaments
stabilize humeroulnar joint
limit valgus force
what is the function of the radial collateral ligament
stabilize humeroradial joint
limit varus force
what is the function of the anular ligament
support radioulnar joint
what is the weakest part of the glenohumeral joint
inferior
what is a shoulder separation
tear of acromioclavicular and coracoclavicular ligaments
what are the bursae of the scapula
subacromial
subdeltoid
subtendinous bursa of subscapularis
what type of joint is the scapulothoracic joint
pseudo joint
where does subclavian a. change to axillary a.
lateral border of first rib
where does the axillary a. change to brachial a.
lateral border of teres major
what runs through the delto-pectoral triangle
cephalic vein
where do cervical spinal nn. exit in relation to their corresponding vertebra
above
what are the compartments of the arm divided by
brachial fascia (intermuscular septa)
what nerve innervates the anterior arm
musculocutaneous n.
what nerve innervates the posterior arm
radial n.
what artery supples the anterior arm
brachial a.
what artery supplies the posterior arm
profunda brachii a.
what muscle becomes lateral cutaneous nerve of the forearm
musculocutaneous
what structures pass through the spiral groove of the humerus
radial n.
profunda brachii a.
what dermatome stems from C5
deltoid tuberosity
what dermatome stems from C6
thumb
what dermatome stems from C7
index finger
what dermatome stems from C8
medial forearm below medial epicondyle
where does the infraclavicular nodal region collect lymph from
lateral arm
shoulder
where does the humeral nodal region collect lymph from
medial arm
forearm
deep forearm
hand
where does the supratrochlear nodal region collect lymph from
forearm
hand
where does the pectoral nodal region collect lymph from
anterior thorax
breast
where does the subscapular nodal region collect lymph from
posterior shoulder
posterior thorax
scapula
what nodal regions are in the axilla
humeral pectoral subscapular central apical
what duct collects lymph from the right upper extremity
lymphatic duct
what duct collects lymph from the left upper extremity
thoracic duct
what veins in the hand send blood to the radial v.
deep palmar venous arch
palmar metacarpal vv.
what veins in the hand send blood to the ulnar v.
superficial palmar venous arch
common palmar digital vv
what veins in the hand send blood to the basilic and cephalic vv.
dorsal venous arch
dorsal metacarpal vv
palmar and dorsal digital vv
what is carrying angle
the angle between the humerus and the midline of the forearm
what is the location of the olecranon bursae
between the triceps brachii tendon and the olecranon process
what are the borders of the cubital fossa
brachioradialis
pronator teres
imaginary line between medial and lateral epicondyles
what passes through the cubital fossa
brachial a. (ulnar and radial aa)
median n.
biceps apponeurosis
what neurovasculature is in the anterior compartment of the forearm
median n.
ulnar n.
ulnar a.
what neurovasculature is in the posterior compartment of the forearm
radial n.
radial a.
posterior interosseous n. and artery
which collateral aa. come off of profunda brachii a.
radial collateral
middle collateral
which collateral aa. come off of brachial a
superior ulnar collateral
inferior ulnar collateral
what anatomoses with the radial collateral a
radial recurrent a
what anatomoses with the middle collateral a
recurrent interosseous a
where does the recurrent interosseous a. come from
posterior interosseous a. from the common interosseous a.
where does the common interosseous a. come from
ulnar a.
what anastomoses with the superior ulnar collateral a.
inferior ulnar recurrent a.
what anastomoses with the inferior ulnar collateral a.
anterior ulnar recurrent a.
what nerve supplies sensory information to the index finger of the hand
median n.
where does the radial n. bifurcate
between brachialis and brachioradialis
what are the nerves that come from the bifuraction of radial n.
superficial branch of radial n.
deep branch of radial n
what n. pierces the supinator m.
deep branch of radial n.
what n. exits the supinator m.
posterior interosseous n.
what does the superficial branch of radial n. supply
sensory info to the dorsum of hand
what allows the tendons in the hand to have more precise movements
extensor retinaculum
what artery passes through an opening in the interosseous membrane
posterior interosseous a.
