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Actions, Innervation, and Blood Supply of Muscles > Attachments > Flashcards

Attachments Flashcards

1
Q

Biceps brachii

A

medial head attaches to coracoid process of scapula, long head attaches at inter tubercular groove/sulcus. Distally attaches to to the radial tuberosity.

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2
Q

Coracobrachialis

A

Attaches from coracoid process to the humerus.

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3
Q

Triceps brachii

A

All three heads come together to form a common tendon that attaches to the olecranon process of the ulnar.

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4
Q

Aconeus

A

Attaches from lateral epicondyle to the olecranon of ulna.

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5
Q

Muscles of anterior compartment of forearm (common proximal attachment)

A

Medial humeral epicondyle (common flexor origin) remember medial because these are also innervated mostly by median nerve.

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6
Q

Pronator Teres

A

Proximal: Coronoid process of ulna and medial epicondyle Distal: Radius

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7
Q

Flexor carpi radialis

A

Proximal: medial humeral epicondyle
Distal: Base of 2nd metacarpal

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8
Q

Palmaris Longus

A

Proximal: Medial humeral epicondyle
Distal: Flexor retinaculum, palmar aponeurosis

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9
Q

Flexor Carpi ulnaris

A

Proximal: Olecranon
Distal: Pisiform, hook of hamate, 5th metacarpal

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10
Q

Flexor digitorum superficialis

A

Proximal: Medial humeral epicondyle
Distal: Middle phalanges of digits 2-5

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11
Q

Flexor pollicis longus

A

Proximal: Anterior radius
Distal: Base of distal phalanx of thumb

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12
Q

Flexor Digitorum Profundus

A

Proximal: Anterior ulna and interosseous membrane (makes sense because it’s deep)
Distal: Distal phalanges of digits 2-5 (makes sense because it flexes DIP joints)

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13
Q

Pronator Quadratus

A

Proximal: Anterior Ulna
Distal: Anterior radius

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14
Q

Posterior compartment muscles of forearm (common proximal attachment)

A

Lateral epicondyle of humerus

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15
Q

Brachioradialis

A

Proximal: Lateral supracondylar ridge of humerus
Distal: Distal Radius

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16
Q

Extensor carpi radialis longus

A

Proximal: Lateral supracondylar ridge of humerus
Distal: dorsal aspect of base of 2nd metacarpal

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17
Q

Extensor carpi radialis brevis

A

Proximal: Lateral epicondyle
Distal: Dorsal aspect of base of 3rd metacarpal

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18
Q

Extensor Digitorum

A

Proximal: Lateral epicondyle of humerus
Distal: Extensor expansions of digits 2-5

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19
Q

Extensor digiti minimi

A

Proximal: Lateral epicondyle of humerus
Distal: Extensor expansion of digit 5

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20
Q

Extensor Carpi Ulnaris

A

Proximal: Lateral epicondyle of humerus
Distal: Dorsal aspect of base of 5th metacarpal

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21
Q

Supinator

A

Proximal: Lateral epicondyle of humerus
Distal: Proximal Radius

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22
Q

Abductor Pollicis Longus

A

Proximal: Posterior ulna and radius
Distal: base of 1st metacarpal

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23
Q

Extensor Pollicis Brevis

A

Proximal: posterior radius
Distal: base of proximal phalanx of thumb

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24
Q

Extensor Pollicis Longus

A

Proximal: posterior ulnar
Distal: Base of distal phalanx of thumb

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25
Extensor Indicis
Proximal: Posterior ulna Distal: Extensor expansion of digit 2
26
Abductor Pollicis Brevis
Proximal: Flexor retinaculum, scaphoid, trapezium, Distal: Base of proximal phalanx of thumb
27
Flexor pollicis brevis
Proximal: Flexor retinaculum, scaphoid, trapezium Distal: Base of proximal phalanx of thumb
28
Opponens Pollicis
Proximal: Flexor retinaculum, scaphoid, trapezium, 1st metacarpal
29
Lumbricals
Proximal: Tendons of flexor digitorum profundus Distal: Extensor expansions of digits 2-5.
30
Abductor digiti minimi
Proximal attachment: Pisiform | Distal attachment: Proximal phalanx of digit 5
31
Flexor digiti minimi brevis
Proximal: Hook of hamate and flexor retinaculum Distal: Proximal phalanx of digit 5
32
Opponens Digiti Minimi
Proximal: Hook of hamate and flexor retinaculum Distal: 5th metacarpal
33
Adductor Pollicis
Proximal: oblique-base of 2nd and 3rd metacarpals and capitate, transverse-base of 3rd metacarpal Distal: Proximal phalanx of digit 1
34
Dorsal Interossei
Proximal: Adjacent sides of 2 metacarpals Distal: Base of proximal phalanges and extensor expansions of digits 2-4
35
Palmar interossei
Proximal: 2nd,4th, and 5th metacarpals Distal: Base of proximal phalanges and extensor expansions of digits 2,4,5
36
Trapezius
Proximal: Superior nuchal line, external occipital protruberance, nuchal ligament, spinous process C7-T12 Distal: Clavicle, acromion, scapular spine
37
Latissimus Dorsi
Proximal: Spinous processes T7-T12, Thoracolumbar fascia, iliac crest Distal: floor of inter tubercular sulcus of humerus
38
Levator Scapulae
Proximal: Transverse processes C1-C4 Distal: Superior Angle of Scapula
39
Rhomboid Major
Proximal: Spinous processes of T2-T5 Distal: Medial border below scapular spine
40
Rhomboid Minor
Proxima: Nuchal ligament, spinous processes of C7, T1 Distal: Medial border of scapula below scapular spine
41
Serratus Posterior Superior
Proximal: Ligamentum nuchae, spinous processes of C7-T3 Distal: Superior aspect of ribs 2-4
42
Serratus Posterior Inferior
Proximal: Spious processes of T11-L2 Distal: Inferior aspect of ribs 9-12
43
Splenius Capitus
Proximal: Nuchal ligament, spinous process of C7-T3 Distal: Mastoid process, lateral third of superior nuchal line
44
Splenius Cervicis
Proximal: spinous process of T3-T6 Distal: Transverse processes C1-C3
45
Pectoralis Major
Proximal: Sternal half of clavicle, sternum to 7th rib, cartilages of true ribs, aponeurosis of external oblique muscle Distal: Lateral lip of intertubercular sulcus of humerus
46
Pectoralis Minor
Proximal: Outer surface of upper margin of ribs 3-5 Distal: Coracoid process of scapula
47
Serratus Anterior
Proximal: Lateral surface of upper 8-9 ribs Distal: Costal surface of medial border of scapula
48
Subclavius
Proximal: Upper border of 1st rib and its cartilage Distal: Inferior surface of middle 1/3 of clavicle
49
Deltoid
Proximal: lateral third of anterior clavicle, lateral acromion, inferior edge of spine of scapula Distal: deltoid tuberosity of humerus
50
Teres Major
Proximal: posterior surface of inferior angle of scapula Distal: Medial lip of intertubercular sulcus of humerus
51
Supraspinatus
Proximal: Supraspinous fossa of scapula and deep fascia Distal: Superior facet of greater tubercle of humerus
52
Infraspinatus
Proximal: Infraspinous fossa of scapula and deep fascia Distal: Middle facet of greater tubercle of humerus
53
Teres Minor
Proximal: Upper 2/3 of posterior surface of lateral border of scapula Distal: Inferior facet of greater tubercle of humerus
54
Subscapularis
Proximal: subscapular fossa Distal: Lesser tubercle of humerus
55
Hamstring muscles
originate on ischial tuberosity
56
Rectus Femoris
Proximal: straight head, anterior inferior iliac crest, reflected head-upper brim of acetabulum (ilium) Distal: Tendons of quadriceps femoris muscle forms the common quadriceps tendon that is then attached to the tibial tuberosity as the patella ligament.
57
Vastus Lateralis
Proximal: Lateral lip of linea aspera on greater trochanter Distal: Common tendon attached to tibial tuberosity as the patella ligament.
58
Vastus Medialis
Proximal: Medial lip of linea aspera on intertrochanteric line. Distal: Common tendon attached to tibial tuberosity as the patella ligament.
59
Vastus Intermedius
Proximal: Anterior and lateral surfaces of the shaft of femur Distal: common tendon attached to tibial tuberosity as the patella ligament
60
Sartorius
Proximal: anterior superior iliac spine Distal: upper medial surface of tibia
61
Pectineus
Proximal: superior rams of pubis Distal: Pectineal line of femur
62
Adductor Longus
Proximal: Pubis (body, inferior rams) Distal: Linea aspera (medial side)
63
Adductor brevis
Proximal: Pubis (body, inferior ramus) Distal: Linea aspera (medial side)
64
Adductor Magnus-adductor
Proximal: ischiopubic ramus Distal: Gluteal tuberosity and linea aspera
65
Adductor Magnus-Hamstring
Proximal: Ischial tuberosity Distal: Adductor tubercle of femur
66
Gracilis
Proximal: Pubis (body, inferior ramus) Distal: Upper medial surface of tibia immediately posterior to the attachment site of sartorius
67
Obturator Externus
Proximal: external surface of obturator membrane Distal: Its tendon passes posterior to the neck of the femur and is attached to the trochanteric fossa
68
Gluteus Maximus
Proximal: posterior gluteal line, sacrum (dorsal surface) coccyx, sacrotuberous ligament Distal: Gluteal tuberosity, IT tract
69
Gluteus Medius
Proximal: Between anterior and posterior gluteal lines Distal: Greater trochanter (lateral surface)
70
Gluteus Minimus
Proximal: Between inferior and anterior gluteal lines Distal: Greater trochanter (anterior surface)
71
Tensor Fascia Latae
Proximal: Iliac crest between ASIS and tubercular Distal: Iliotibial Tract
72
Piriformis
Proximal: Sacrum (anterior aspect of lateral margin) Distal: greater trochanter
73
Superior Gemellus
Proximal: Ischial spine (outer surface) Distal: Greater trochanter (medial aspect)
74
Obturator Internus
Proximal: pelvic surface of the margin of obturator foramen and obturator membrane (internal surface) Distal: Its tendon swings around the lesser sciatic notch, passes posterior to the neck of the femur and attaches to the greater trochanter.
75
Inferior Gemellus
Proximal: Upper ischial tuberosity Distal: Greater trochanter (medial aspect)
76
Quadratus Femoris
Proximal: Ischial tuberosity Distal: Intertrochanteric Crest
77
Obturator Externus
Proximal: external surface of the margin of obturator foramen, and obturator membrane (external surface). Distal: tendon extends posterolaterally, passes posterior to the neck of the femur and attaches to the trochanteric fossa.
78
Biceps Femoris Long Head
Proximal: Ischial Tuberosity Distal: Head of fibula
79
Biceps Femoris Short Head
Proximal: Linea aspera (lateral lip; NOT a hamstring muscle) Distal: head of fibula
80
Semitendinosus
Proximal: Ischial tuberosity Distal: Tibia (upper medial surface)
81
Semimembranosus
Proximal: Ischial Tuberosity Distal: Medial tibial condyle (medial posterior surface) it's tendinous expansion is referred to as the oblique popliteal ligament.
82
Adductor Magnus-Hamstring
Proximal: Ischial Tuberosity Distal: Adductor tubercle of femur

Actions, Innervation, and Blood Supply of Muscles (14 decks)

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