Stop Forgetting Flashcards
blood supply of trapezius
transverse cervical artery
action of trapezius
elevate/depress scapula
retract scapula
action of latisimus dorsi
Medial rotation of arm.
Extends arm.
Adducts arm.
levator scapulae origin/insertion
O: transverse processes T1-T4
I: superior medial border of scapula
levator scapulae innervation
dorsal scapular nerve
rhomboid major/minor innervation
dorsal scapular nerve
teres major innervation
lower subscapular nerve (same as inferior part of subscapularis
teres major blood supply
circumflex scapular artery (same as minor)
teres minor blood supply
circumflex scapular artery (same as major)
deltoid blood supply
posterior circumflex humeral artery
pectoralis major/minor blood supply
pectoral branch of thoracoacromial artery
origins of heads of biceps/ insertions
Long: supraglenoid tubercle
Short: coracoid process of scapula
INSERT: radial tuberosity, bicepital aponeurosis
coracobrachialis actions
arm flexion
arm adduction
Resists anterior dislocation of shoulder
brachialis insertion
coronoid process of ulna
origin/insertion of triceps brachii
ORIGIN
Long: infraglenoid tubercle of scapula
Lateral: superior to radial groove
Medial: inferior to radial groove
INSERT
olecranon
pronator teres origin/insertion
ORIGIN
humeral head: common flexor tendon
ulnar head: coronoid process
INSERT
radius
pronator teres blood
Ulnar,
Anterior ulnar recurrent
supinator innervation
deep radial n. (passes thru, then becomes posterior interosseous nerve)
adductor pollicis nerve/blood
deep branch of ulnar nerve
deep palmar arch
lumbricals innervation
1+2: median nerve
3+4: deep branch of ulnar nerve
palmar interossei innervation
deep branch of ulnar nerve (same as DABs)
dorsal interossei innervation
deep branch of ulnar nerve (same as PADs)
hypothenars: innervation and blood
ulnar artery
deep branch of ulnar nerve
trace blood supply to SA node
Right coronary artery –> atrial branch –> SA nodal branch
what 2 things do not drain into the coronary sinus?
1) thebesian veins
2) anterior cardiac veins
vein that drains left atrium
oblique vein of left atrium
cisterna chyli
dilations that carry lymph
Start of thoracic duct
on abdominal aorta
thoracic duct
drains all but upper right quadrant (and sometimes lower left lung, LA, LV)
heart lymphatic drainage
right side drains to left (thoracic duct).
left side drains to right (R lymphatic duct).
ivc enters abdomen via
caval opening (thru central tendon of diaphragm)
mediastinal lymph nodes
posterior mediastinal nodes superior phrenic nodes superior/inferior tracheobronchial nodes paratracheal nodes Virchow's node (sentinal node)
cardiopulmonary splanchnic nerves
T1-T4
Dermatomes of chest wall, medial side of forearm
greater splanchnic nerve
T5-T9
lesser splanchnic nerve
T10-T11
least splanchnic nerve
T12
common carotid artery
3rd aortic arch
internal carotid artery
dorsal aorta (and some of 3rd aortic arch)
arch of the aorta
left 4th aortic arch
right subclavian artery
right 4th aortic arch (some of 7th segmental artery)
right pulmonary artery
right 6th aortic arch
left pulmonary artery
left 6th aortic arch
ductus arteriosus
left 6th aortic arch
3rd aortic arch
common carotid, internal carotid
4th aortic arch
Left: arch of aorta
Right: subclavian
6th aortic arch
Right: right pulmonary artery
Left: left pulmonary artery, ductus arteriosus
cell bodies of postganglionic nerve fibers involved in sweating are located in ——–?
sympathetic chain ganglia
left vs right recurrent laryngeal nerves
Left: around aortic arch
Right: around right subclavian artery
Lung extends to which level in quiet inspiration
8th rib
sensations of pain in parietal pleura are carried by?
intercostal nerves (ribs) phrenic nerves (diaphragm, mediastinum)
lymphatic drainage of the lung
tracheobronchial nodes paratracheal nodes hilar nodes pulmonary nodes bronchomediastinal trunk thoracic duct
jugular notch at which spinal level
T2/T3
sternal angle at which spinal level
T4/T5
xiphoid process at which spinal level
T9
separated shoulder
rupture of acromioclavicular and coracoclavicular ligaments (piano key deformity)
static structures contributing to anterior glenohumeral joint stability
superior glenohumeral ligament
middle glenohumeral ligament
inferior glenohumeral ligament
pectoral lymph nodes
drain anterior thoracic wall, including most of breast
subscapular lymph nodes
posterior thoracic wall and scapular region
humeral lymph nodes
most of upper limb
apical nodes
collect lymph from pectoral/subscapular/humeral nodes
drain into venous system via R lympatic duct // thoracic duct
biceps brachii action
supinates forearm (only if forearm flexed) flexes forearm
sensory nerve off of axillary nerve
superior lateral brachial cutaneous nerve of arm
sensory branch of median nerve that exits before carpal tunnel
palmar cutaneous branch of the median nerve
humeral shaft fracture
Radial nerve damage
Loss of posterior forearm muscles.
Inability to extend wrist and digits.
lateral epicondylitis
extensor carpii radialis brevis
pain when wrist extended against resistance
