Question | Answer |
Common insertion: vertebral border of scapula[4] | 1.Serratus Anterior [O:ribs 1-8]2.Levator scapula [O: t.p. C1-C4]3.Rhomboid minor [O: s.p. C7-T1]4.Rhomboid major (O: s.p. T2-T5) |
Common insertion: mastoid process of temporal bone [3] | 1.Sternocleidomastiod [O: manubrium of sternum, medial clavicle]2.Splenius capitis (includes occ.bone)[O:s.p. C6-T7]3.Longissimus [O:t.p. C4-L5] |
Common insertion: lesser tubercle of humerus[2] | 1.Teres major [O:inferior angle of scapula]2.Supscapularis [O:suscapular fossa of scapula] |
Common insertion: greater tubercle of humerus[4] | 1.Teres minor [O:verterbral border of scapula]2.Pectoralis major [O:ribs 1-6]3.Infraspinatus [O:infraspinous fossa of scapula]4.Supraspinatus [O:supraspinous fossa of scapula4.Su |
Common insertion: olecranon process of ulna[3] | 1. Triceps brachii : a)long head [O:infraglenoid tubercle of scapula]b)lateral head [O:posterior humerus]c) medial head [O:posterior humerus] |
Common insertion: proximal phalanx of pollex[4] | 1.Extensor pollicis brevis [O:post. ulna, post.radius, and interrosseous membrane]2.Abductor pollicis brevis [O:scaphoid, trapezium, flexor retinaculum]3.Flexor pollicis brevis [O:trapezium, flexor retinaculum]4.Adductor pollicis [O:capitate, 2nd-4th meta |
Common insertion: distal phalanx of pollex[2] | 1.Flexor pollicis longus [O:ant. radius and interroseous membrane]2.Extensor pollicis longus [O:post. radius, post. ulna, interosseous membrane] |
Common insertion: linea aspera of femur[4] | 1.Pectineus [O: superior ramus of pubis]2.Adductor longus [O:pubis-near pubic symphysis]3.Adductor brevis [O:body of pubis, inferior ramus of pubis]4.Adductor magnus [O:ischial ramus, ischial tuberosity, inferior ramus] |
Common insertion: patella, tibial tuberosity, via tendon of quadriceps femoris and patellar ligament[4] | 1.Rectus femoris [O:inferior iliac crest]2.Vastus medialis [O:intertrochanteric crest, linea aspera]3.Vastus lateralis [O:greater trochanter of femur, intertrochanteric line, linea aspera]4.Vastus intermedius [O:shaft of femur] |
Common insertion: calcaneus[2] | 1.Gastrocnemius [O:lateral and medial condyle of femur]2.Soleus [O:proximal tibia, proximal fibula, interosseous membrane] |
Common insertion: greater trochanter of femur[3] | 1.Gluteus medius [O:lateral surface of ilium]2.Gluteus minimus [O:lateral surface of ilium]3.Piriformis [O:lateral surface of sacrum] |
Common insertion: head of fibula, condyle of tibia [2] | 1.Biceps femoris: a)long head [O:ischial tuberosity]b)short head [O:linea aspera] |
Common insertion: distal phalanx of hallux[2] | 1.Extensor hallucis longus [O:anterior fibula, interosseous membrane]2.Flexor hallucis longus [O:middle shaft of fibula, interosseous membrane |
Common insertion: medial cuneiform, 1st metatarsal [2] | 1.Tibularis anterior [O:lateral condyle of tibia, interosseous membrane2.Fibularis longus [O:head of fibula] |
Common insertion: radial tuberosity of radius[2] | 1.Biceps brachii a)long head [O:supraglenoid fossa of scapula]b)short head [O:corocoid process of scapula] |
Common insertion: medial tibia[2] | 1.Satorius [O:anterior superior iliac spine]2.Semitendinosus [O:ischial tuberosity] |
Common origin: POSTERIOR HUMERUS[2] | 1.Triceps brachii: long head [I:olecranon process of ulna]2.Triceps brachii: short head [I:olecranon process of ulna] |
Serratus anterior action | rotates inferior angle of scapula |
pectoralis minor action | depresses scapula, downwardly rotates scapula |
scalenes origin | t.p. of cervical vertebrae |
scalenes insertion | anterior surface of ribs 1-2 |
scalenes action | elevate ribs 1-2, flexes and rotates neck |
serratus anterior origin | ribs 1-8 |
serratus anterior inserttion | verterbral border of scapula |
serratus anterior action | rotates inferior angle of scapula laterally |
latissimus dorsi A: | extends arm shoulder, adducts arm, rotates arm medially |
pectoralis major A: | flexes arm at shoulder, rotates arm medially, adducts arm |
levator scapula A: | elevates scapula, downwardly rotates scapula |
rhomboid major A: | adducts scapula, downwardly rotates scapula |
rhomboid minor A: | adducts scapula, downwardly rotates scapula |
supraspinatus A: | abducts arms |
infraspinatus A: | rotates arm laterally |
teres major A: | adducts arm, extends arm at shoulder, rotates arm medially |
teres minor A: | rotates arm laterally |
subscapularis | rotates arm medially |
Common action: flexes forearm at elbow[2] | 1. biceps brachii long head and short head (but also supinates forearm 2. brachialis |
brachialis O: | anterior humerus |
brachialis I: | coronoid process of ulna |
coracobrachialis O: | corocoid process of scapula |
coracobrachialis I: | medial humerus |
coracobrachialis A: | flexes arm at shoulder, adducts arm |
common action: extends forearm at elbow[3] | triceps brachii: long head, lateral, head medial head |
Common orgin: lateral epicondyle of humerus[5] | 1. extensor digitorum 2. extensor digiti mini3. extensor carpi radialis brevis 4. extensor carpi ulnaris (posterior ulna) 5. supinator (incl. proximal ulna) |
Common origin: post. ulna, post. radius, interosseous membrane[4] | 1.abductor pollicis longus 2. extensor pollicis brevis3. extensor pollicis longus4. extensor indicis (no post. radius) |
flexor carpi radialis A: | flexes hand at wrist. ABducts hand |
palmaris longus A: | flexes hand at wrist |
flexor carpi ulnaris A: | flexes hand at wrist. ADducts hand |
flexor digitorum superificialis | flexes hand at wrist, flexes proximal interphalangeal joints |
common action: flexes hand at wrist [4] | 1. flexor carpi radialis 2. palmaris longus 3. flexor carpi ulnaris 4. flexor digitorum superificialis |
flexor digitorum profundus O: | ulna and interosseous membrane |
flexor digitorum profundus A: | flexes distal interphalangeal joints |
flexor pollicis longus O: | anterior radius and interosseous membrane |
flexor pollicis longus I: | distal phalanx of pollux |
flexor pollicis longus A: | flexes 1st interphalangeal joints |
pronator quadratus O: | distal and anterior ulna |
pronator quadratus I: | distal and anterior radius |
Common insertion: lateral supracondlyar ridge of humerus [2] | 1. brachioradialis 2. extensor carpi radialis longus |
brachioradialis I: | styloid process of radius |
brachioradialis A: | flexes forearm at elbow. stabilizes elbow during flexion and extension |
extensor carpi radialis longus O: | lateral supracondylar ridge of humerus |
extensor carpi radialis longus I: | 2nd metacarpal |
extensor carpi radialis longus A: | extends hand at wrist, ABducts hand |
extensor carpi radialis brevis A: | extends hand at wrist, ABducts hands |
extensor carpi radialis brevis O: | lateral epicondlyle of humerus |
extensor carpi radialis brevis I: | 3rd metacarpal |
extensor digitorum I: | distal phalanges 2nd to 5th digit |
extensor digitorum A: | extends hand at wrist, extends distal interphalangeal joints |
extensor carpi ulnaris I: | 5th metacarpal |
extensor carpi ulnaris A: | extends hand at wrist, ADducts hand |
supinator I: | proximal end of radius |
abductor pollicis longus I: | trapezium, 1st metacarpal |
extensor pollicis brevis I: | proximal phalanx of pollex |
extensor pollicis brevis A: | extends 1st metacarpal phalangeal joint |
extensor pollicis longus I: | distal phalanx of pollex |
extensor pollicis longus A: | extends 1st interphalangeal joint |
extensor indicis I: | distal phalanx of 2nd digit |
extensor indicis A: | extends 2nd distal interphalangeal joint |
extensor digit mini I: | distal phalanx of 5th digit |
extensor digit mini A: | extends 5th distal interphalangeal joint |
abductor pollicis brevis O: | scaphoid, trapezium, flexor retinaculum |
abductor pollicis brevis I: | proximal phalanx of pollex |
opponens pollicis O: | trapezium, flexor retinaculum |
opponens pollicis I: | 1st metacarpal |
flexor pollicis brevis O: | trapezium, flexor retinaculum |
flexor pollicis brevis A: | flexes 1st metacarpal phalangeal joint |
adductor pollicis A: | adducts pollex, opposes pollex |
adductor pollicis O: | capitate, 2nd to 4th metacarpal |
adductor pollicis I: | proximal phalanx of pollex |
iliopsoas A: | flexes thigh at hip, flexes vertebral column |
sartorius | flexes thigh at hip, rotates thigh laterally, flexes leg at knee, rotates knee medially |
Common action: extends leg at knee[4] | 1.rectus femoris (incl. flexes thigh at hip) 2. vastus lateralis (incl. stabilizes knee) 3. vastus medialis (incl. stabilizes patella) 4. vastud intermedius |
pectineus A: | ADducts thigh, flexes thigh at hip, rotates thigh medially |
tensor fascia latae A: | flexes thigh at hip, ABducts thigh, rotates thigh medially |
Common action: Adducts thigh [4] | 1. gracilis (also flexes leg at knee, rotates leg medially) 2. adductor longus (also flexes thigh at hip, rotates thigh medially 3. adductor brevis (also, rotates thigh medially 4. adductor magnus (also flexes thigh at hip, rotates thigh laterally |
gluteus maximus A: | extends thigh at hip, rotates thigh laterally, abducts thigh |
gluteus minimus and medius A: | abducts thigh, rotates thigh medially |
biceps femoris short head and long head A: | extends thigh at hip, flexes leg at knee, rotates leg laterally |
Common action: ABducts thigh | gluteus maximus, medius, minimus |
semitendinosus, semimembranosus A: | extends thigh at hip, flexes leg at knee, rotates leg medially |
piriformis | rotates thigh laterally when hip is extended |
quadratus femoris I: | intertrochanteric crest of femur |
quadratus femoris A: | rotates thigh laterally , stabilizes hip |
Common action: dorsiflexes foot at ankle [3] | 1.tibialis anterior (also inverts foot) 2. extensor hallucis longus (also extends 1st interphalangeal joint ) 3. fibularis tertius (also everts foot) |
extensor digitorum longus A: | extends 2nd to 5th distal interphalangeal joints |
Common origin: anterior fibula, interosseous membrane | fibularis tertius, extensor hallucis longus |
flexor digitorum longus A: | plantar flexes foot at ankle, inverts foot, flexes 2nd -5th distal interphalangeal joints |
flexor hallucis longus A: | plantar flexes foot at ankle, inverts foot, flexes all joints of hallux |
tibialis posterior A: | plantar flexes foot at ankle, inverts foot |
iliocostalis O: | iliac crests, ribs 3-12 |
iliocostalis I: | inferior ribs, t.s. C4-C6 |