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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
Q

Extensor Indicis

A

Proximal: Posterior ulna
Distal: Extensor expansion of digit 2

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26
Q

Abductor Pollicis Brevis

A

Proximal: Flexor retinaculum, scaphoid, trapezium,
Distal: Base of proximal phalanx of thumb

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27
Q

Flexor pollicis brevis

A

Proximal: Flexor retinaculum, scaphoid, trapezium
Distal: Base of proximal phalanx of thumb

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28
Q

Opponens Pollicis

A

Proximal: Flexor retinaculum, scaphoid, trapezium, 1st metacarpal

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29
Q

Lumbricals

A

Proximal: Tendons of flexor digitorum profundus
Distal: Extensor expansions of digits 2-5.

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30
Q

Abductor digiti minimi

A

Proximal attachment: Pisiform

Distal attachment: Proximal phalanx of digit 5

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31
Q

Flexor digiti minimi brevis

A

Proximal: Hook of hamate and flexor retinaculum
Distal: Proximal phalanx of digit 5

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32
Q

Opponens Digiti Minimi

A

Proximal: Hook of hamate and flexor retinaculum
Distal: 5th metacarpal

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33
Q

Adductor Pollicis

A

Proximal: oblique-base of 2nd and 3rd metacarpals and capitate, transverse-base of 3rd metacarpal
Distal: Proximal phalanx of digit 1

34
Q

Dorsal Interossei

A

Proximal: Adjacent sides of 2 metacarpals
Distal: Base of proximal phalanges and extensor expansions of digits 2-4

35
Q

Palmar interossei

A

Proximal: 2nd,4th, and 5th metacarpals
Distal: Base of proximal phalanges and extensor expansions of digits 2,4,5

36
Q

Trapezius

A

Proximal: Superior nuchal line, external occipital protruberance, nuchal ligament, spinous process C7-T12
Distal: Clavicle, acromion, scapular spine

37
Q

Latissimus Dorsi

A

Proximal: Spinous processes T7-T12, Thoracolumbar fascia, iliac crest
Distal: floor of inter tubercular sulcus of humerus

38
Q

Levator Scapulae

A

Proximal: Transverse processes C1-C4
Distal: Superior Angle of Scapula

39
Q

Rhomboid Major

A

Proximal: Spinous processes of T2-T5
Distal: Medial border below scapular spine

40
Q

Rhomboid Minor

A

Proxima: Nuchal ligament, spinous processes of C7, T1
Distal: Medial border of scapula below scapular spine

41
Q

Serratus Posterior Superior

A

Proximal: Ligamentum nuchae, spinous processes of C7-T3
Distal: Superior aspect of ribs 2-4

42
Q

Serratus Posterior Inferior

A

Proximal: Spious processes of T11-L2
Distal: Inferior aspect of ribs 9-12

43
Q

Splenius Capitus

A

Proximal: Nuchal ligament, spinous process of C7-T3
Distal: Mastoid process, lateral third of superior nuchal line

44
Q

Splenius Cervicis

A

Proximal: spinous process of T3-T6
Distal: Transverse processes C1-C3

45
Q

Pectoralis Major

A

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
Q

Pectoralis Minor

A

Proximal: Outer surface of upper margin of ribs 3-5
Distal: Coracoid process of scapula

47
Q

Serratus Anterior

A

Proximal: Lateral surface of upper 8-9 ribs
Distal: Costal surface of medial border of scapula

48
Q

Subclavius

A

Proximal: Upper border of 1st rib and its cartilage
Distal: Inferior surface of middle 1/3 of clavicle

49
Q

Deltoid

A

Proximal: lateral third of anterior clavicle, lateral acromion, inferior edge of spine of scapula
Distal: deltoid tuberosity of humerus

50
Q

Teres Major

A

Proximal: posterior surface of inferior angle of scapula
Distal: Medial lip of intertubercular sulcus of humerus

51
Q

Supraspinatus

A

Proximal: Supraspinous fossa of scapula and deep fascia
Distal: Superior facet of greater tubercle of humerus

52
Q

Infraspinatus

A

Proximal: Infraspinous fossa of scapula and deep fascia
Distal: Middle facet of greater tubercle of humerus

53
Q

Teres Minor

A

Proximal: Upper 2/3 of posterior surface of lateral border of scapula
Distal: Inferior facet of greater tubercle of humerus

54
Q

Subscapularis

A

Proximal: subscapular fossa
Distal: Lesser tubercle of humerus

55
Q

Hamstring muscles

A

originate on ischial tuberosity

56
Q

Rectus Femoris

A

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
Q

Vastus Lateralis

A

Proximal: Lateral lip of linea aspera on greater trochanter
Distal: Common tendon attached to tibial tuberosity as the patella ligament.

58
Q

Vastus Medialis

A

Proximal: Medial lip of linea aspera on intertrochanteric line.
Distal: Common tendon attached to tibial tuberosity as the patella ligament.

59
Q

Vastus Intermedius

A

Proximal: Anterior and lateral surfaces of the shaft of femur
Distal: common tendon attached to tibial tuberosity as the patella ligament

60
Q

Sartorius

A

Proximal: anterior superior iliac spine
Distal: upper medial surface of tibia

61
Q

Pectineus

A

Proximal: superior rams of pubis
Distal: Pectineal line of femur

62
Q

Adductor Longus

A

Proximal: Pubis (body, inferior rams)
Distal: Linea aspera (medial side)

63
Q

Adductor brevis

A

Proximal: Pubis (body, inferior ramus)
Distal: Linea aspera (medial side)

64
Q

Adductor Magnus-adductor

A

Proximal: ischiopubic ramus
Distal: Gluteal tuberosity and linea aspera

65
Q

Adductor Magnus-Hamstring

A

Proximal: Ischial tuberosity
Distal: Adductor tubercle of femur

66
Q

Gracilis

A

Proximal: Pubis (body, inferior ramus)
Distal: Upper medial surface of tibia immediately posterior to the attachment site of sartorius

67
Q

Obturator Externus

A

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
Q

Gluteus Maximus

A

Proximal: posterior gluteal line, sacrum (dorsal surface) coccyx, sacrotuberous ligament
Distal: Gluteal tuberosity, IT tract

69
Q

Gluteus Medius

A

Proximal: Between anterior and posterior gluteal lines
Distal: Greater trochanter (lateral surface)

70
Q

Gluteus Minimus

A

Proximal: Between inferior and anterior gluteal lines
Distal: Greater trochanter (anterior surface)

71
Q

Tensor Fascia Latae

A

Proximal: Iliac crest between ASIS and tubercular
Distal: Iliotibial Tract

72
Q

Piriformis

A

Proximal: Sacrum (anterior aspect of lateral margin)
Distal: greater trochanter

73
Q

Superior Gemellus

A

Proximal: Ischial spine (outer surface)
Distal: Greater trochanter (medial aspect)

74
Q

Obturator Internus

A

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
Q

Inferior Gemellus

A

Proximal: Upper ischial tuberosity
Distal: Greater trochanter (medial aspect)

76
Q

Quadratus Femoris

A

Proximal: Ischial tuberosity
Distal: Intertrochanteric Crest

77
Q

Obturator Externus

A

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
Q

Biceps Femoris Long Head

A

Proximal: Ischial Tuberosity
Distal: Head of fibula

79
Q

Biceps Femoris Short Head

A

Proximal: Linea aspera (lateral lip; NOT a hamstring muscle)
Distal: head of fibula

80
Q

Semitendinosus

A

Proximal: Ischial tuberosity
Distal: Tibia (upper medial surface)

81
Q

Semimembranosus

A

Proximal: Ischial Tuberosity
Distal: Medial tibial condyle (medial posterior surface) it’s tendinous expansion is referred to as the oblique popliteal ligament.

82
Q

Adductor Magnus-Hamstring

A

Proximal: Ischial Tuberosity
Distal: Adductor tubercle of femur

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

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