300 mid term plap Flashcards
Deltoids
anterior: lateral 1/3rd clavicle → deltoid tuberosity
abd, flexion, hrz add, medial rotation of the arm @ GH jt
middle: acromion → deltoid tuberosity abd of arm GH jt
posterior: spine of scapula → deltoid tuberosity abd, ext , hrz abd, lat rotation @ GH jt
N- axillary
B- circumflex humeral
Supraspinatus
O-supraspinous fossa of scapula I-greater tubercle of humerus A-abduction of arm @ GH jt N-suprascapular B-suprascapular
Infraspinatus
O- infraspinous fossa… I- greater tubercle… A- lateral rotation of arm @ GH jt N- suprascapular B- suprascapular
Pectoralis Major
O- clavicular head: medial ½ of clavicle
sternal head: sternum and costal cartilage 1-7
I- lateral lip of bicipital groove of humerus
A- flexion, adduction, horizontal adduction,
& medial rotation of the arm @ GH jt;
protraction of scapula @ ScC jt
N- medial and lateral pectoral
B- thoraco-acromial
Biceps Brachii
O- long head: supraglenoid tubercle
short head: coracoid process
I- radial tuberosity and bicipital aponeurosis
A- flexion of the arm @ GH jt; flx of forearm @ elbow jt;
supinates forearm @ radioulnar jt
N-musculocutaneous
B- brachial
Triceps Brachii
O- long head: infraglenoid tubercle lateral head: proximal ½ humerus medial head: distal ½ humerus I- olecranon process of ulna A- extension of forearm @ elbow jt long head: extension of the arm @ GH jt N-radial B- deep brachial
Brachioradialis
O- lateral supracondylar ridge of humerus
I- styloid process of radius
A- flexion of forearm @ elbow jt; pronation and supination of forearm @ radioulnar jt
N- radial
B- brachial and radial
Flexor Carpi Ulnaris
O- medial epicondyle via CFT and proximal ulna
I- pisiform, hook of hamate and metacarpal 5
A- flexion and ulnar deviation of hand @
wrist jt; extension of forearm @ elbow jt
N- ulnar
B- ulnar
Abductor Pollicis
Longus
O- middle 1/3rd posterior ulna, radius, interosseus membrane I- posterior base of MC 1 A- abduction of thumb @ CMC jt N- radial B- posterior interosseus
Quadratus
Lumborum
O- posterior iliac crest
I- rib 12 and TVP of L1-L4
A- extension andlateral flexion of trunk @
spinal jts; elevates pelvis @ lumbosacral jt; APT
N- lumbar plexus
B- subcostal, lumbar, iliolumbar
Rectus Abdominus
O- pubic symphysis and crest
I- xiphoid process and costal cartilage 5-7
A- flexion of trunk @ spinal jts; PPT
N- intercostal
B- superior and inferior gastric, posterior intercostal
Psoas Major
O- vertebral bodies, TVP and discs from T12-L5
I- lesser trochanter of femur
A- flexion and lateral rotation of thigh @ hip; flexion and lateral flexion of trunk @ spinal jts; APT
N- lumbar plexus
B- lumbar
Psoas Minor
O- vertebral bodies, TVP and discs from T12-L1 I- pubis @ pectineal line A- flexion of trunk @ spinal jts; PPT N- L1 spinal B- lumbar and common iliac
Rectus Femoris
O- AIIS
I- tibial tuberosity via patellar ligament
A- extension of leg @ knee jt; flexion of thigh @ hip jt; APT
N- femoral
B- femoral and deep femoral
Biceps Femoris
O- long head: ischial tuberosity
short head: linea aspera
I- head of fibula and lateral tibial condyle
A- both: flexion of leg @ knee jt; long head only: extension of hip, PPT
N- sciatic
B- inferior gluteal, obturator, deep femoral
