Module 6- part 4
upper limb- deltoid
O: clavicle, acromion, spine of the scapula
I: deltoid tuberosity of the humerous
A: arm abduction, flexion and extension of humerus, medial and lateral rotaion of humerus, circumduction
upper limb: rotator cuff- supraspinatus
O: supraspinous fossa of scapula
I: greater tubercle of humerus
A: abduction of arm
stabilizes shoulder joint
upper limb muscle: rotator cuff- infraspinatus
O: infraspinous fossa
I:greater tubercle of humerus
A: lateral rotation of arm
stabilizing shoulder joint
Scapula to humerus: rotator cuff- teres minor
O: lateral border of scapula
I: greater tubercle of humerus
A: laterlization rotation of arm
stabilizing shoulder joint
upper limb: rotator cuff- subscapularis
O: subscapular fossa
I: lesser tubercle of humerus
A: medial rotation of arm and stabilizing shoulder joint
upper limb: Teres major
O: inferior angle of scapula
I:bicipital groove of humerus
A: medial rotation
extension
adduction
Anterior arm: biceps brachii
O: LONG HEAD--> supraglenoid tubercle of scapula
SHORT HEAD--> coracoid process of scapula
I: radial tuberosity
A: forearm flexion
forearm supination
flexion of shoulder
anterior arm: brachialis
O: anterior humerus
I: coronoid process of ulna
A: elbow/forearm flexion
Anterior/posterior- brachioradialis
O: lateral humerus
I: styloid process of radius
A: forearm flexion
HANDSHAKE MUSCLE
Posterior arm mucles- triceps brachii
Orign:
long--> infraglenoud tubercle of scapula
medial/lateral--> posterior humerus
I: olecranon process of ulna
A: extension of shoulder and forearm
Anterior compartment (flexors)
superficial group(4)
intermediate group (1)
deep group (2)
anterior superficial forearm
O: ALL--> medial epicondyle of humerus
I: pronator teres--> lateral radius
Other--> anterior hand
A: elbow flexion
wrist flexion (not PT)
PT: pronation
Flexor digitorum sperficialis
O: medial epicondyle of humerus, radius
I: middle phalange digits 2-5
A:FLEXION
bye-bye muscle
anterior forearm- deep
O: anterior ulna and radius
interosseous membrane
I: distal phalanges
A: flexion of distal IP
wrist flexion
FDP--> flexion
posterior compartment
superficial group (4)
deep group (5)
posterior forearm muscles- superficial
extensor digitorum
extensor carpi radialis brevis
extensor carpi radialis longus
extensor carpi ulnaris
Posterior forearm muscles- superficial
O: lateral epicondyle of humerus
I: Extensor digitorum: distal phalanx of digits 2-5
Others: posterior metacarpals
A: extension of wrist
weak elbow extension
ECRL/ECRB: radial deviation
ED: finger extension
ECU: ulnar deviation
posterior forearm- deep
Interossei
extensor indicis
extensor pollicis brevis
extensor pollicis longus
supinator
aconeus
posterior forearm muscles- deep
O: supinator: proximal ulna
other: posterior surface of radius, ulna and interosseous membrane
I: supinator--> proximal radius
APL--> carpals/metacarpals
EPL--> distal phalanx
EPB--> proximal phalanx of thumb
EI--> distal phalanx of digit 2
A: supinator--> forearm supinaton
other: wrist extension
APL: abducts, extend thumb
EPL/EPB: extend thumb
EI: extend digit 2
lower limb hips and thigh- iliopsoas
O: ilium, sacrum, vertebrae T12-L5
I: lesser tronchanter of femur
A: hip flexon
trunck flexion
lateral flexion of vertebral column
Lower limb hip and thigh- tensor fascia lata
O: Anterior superior iliac spine
I: iliotibial tract
A: steadies leg and trunk
flexion, abduction, medial rotation of thigh
hip and thigh- sartorius
O: Anterior superior iliac spine
I: medial tibial condyle
A: flexion, abduction, lateral rotation of thigh, knee flexion
hip and thigh- adductor muscles
O: ischium, pubis
I: gracilis--> medial tibia
others: femur
A:adduction, flexion, medial rotation of thigh
Hip and thigh- quadriceps femoris group
O: rectus femoris--> iliac crest
all others--> proximal femur
I: tibial tuberosity via patellar ligament
A: leg extension
rectus femoris--> flexion of thigh
hip and thigh- gluteal muscles
O: gluteus maximus--> ilium sacrum, coccyx
medius/minimus--> ilium
I: maximus--> gluteal tubersoity of femur
greater tronchanter of femur
A: maximus--> extension, abduction, lateral rotation of thigh
medius/minimus--> abduction and medial rotation of thigh
Hip and thigh- hamstrings
biceps femoris
semitendinosus
semimembranosus
O: ischial tuberosity
I: BF: fibula, lateral tibia
ST/SM: proximal tibia
A: thigh extension and knee flexion
leg muscle posterior- gastrocnemius
O: medial and lateral condyles of femur
I: calcaneus
A: plantar and knee flexion
leg muscles posterior- soleus
O: proximal tibia and fibula
I: calcaneus
A: plantar flexion
leg muscles- anterior
Tibialis anterior (TA)
extensor hallcius longus (EHL)
extensor digitorum longus (EDL)
O: lateral tibia and fibia
interosseous membrane
I: TA--> medial cuneiform, first metatarsal
EHL--> distal phalanx of great toe
EDL: middle/distal phalanges of digits 2-5
A: dorsiflexion (ALL)
TA--> inversion of foot
EHL/EDL-->extension of digits
lateral leg muscles
Fibularis longus
Fibularis Brevis
Fibularis tertius
O: fibula
I: FL--> medial cuneiform; first metatarsal
others--> fifth metatarsal
A: eversion of foot (all)
FL/FB: plantar flexion
FT: dorsi flexion