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Myology > Midterm OP > Flashcards

Midterm OP Flashcards

1
Q

Teres Major

A

O: Inferior angle and inferior lateral border of scapula
I: Medial lip of bicipital groove
A: Medial rotation, adduction and extension of the arm @ the GH jt
N: Sub-scapular nerve

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2
Q

Anterior Deltoid

A

O: Lateral 1/3rd Clavicle
I: Deltoid Tuberosity
A: Abduction, Flexion, medial rotation, adduction of the arm at the GH jt
N: Axillary nerve

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3
Q

Middle Deltoid

A

O: Acromion Process
I: Deltoid Tuberosity
A: Abduction of the arm at the GH jt
N: Axillary nerve

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4
Q

Posterior Deltoid

A

O: Spine of Scapula
I: Deltoid Tuberosity
A: Abduction, Lateral rotation, abduction of the arm at GH joint
N: Axillary

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5
Q

Infraspinatus

A

O: Infraspinous fossa of scapula
I: Greater tubercle of humerus
A: Lateral rotation of the arm at GH jt
N: Supra scapular nerve

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6
Q

Subscapularis

A

O: Subscapular fossa of Scapula
I: Lesser tubercle of humerus
A: Medial rotation of the arm at GH jt
N: sub-scauplar nerve

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7
Q

Biceps Brachii

A

O: Long head Supraglenoid tubercle of scapula
Short head: Coracoid process
I: Radial tuberosity and bicipital aponeurosis
A: Flexion of the arm at GH jt
Flexion of the forearm at elbow jt
Supination of forearm at radioulnar joint
N: Musculo-cutaneous

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8
Q

Triceps Brachii

A

O: Long head: infraglenoid tubercle of scapula
Lateral head: Proximal half of posterior humerus
Medial head: Distal half of posterior humerus
I: Olecranon process of ulna
A: Extension of the forearm at elbow joint
and long head extension of arm at gh jt
N: Radial nerve

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9
Q

Brachioradialis

A

O: Lateral supracondylar ridge of humerus
I: Styloid process of radius
A: Flexion of forearm at elbow jt
Supination and pronation of forearm at radioulnar jt
N: Radial

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10
Q

Pronator Teres

A

O: Humeral head: Medial epicondyle of humerus
Ulnar head: Coronoid process of ulna
I: Lateral radius middle 1/3
A: Pronation of forearm at radioulnar jt
Flexion of forearm at elbow jt
N: Median

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11
Q

Flexor carpi radialis

A

O: Medial Epicondyle via CFT
I: Bases of metacarpals 2 and 3
A: Flexion of hand at wrist joint
Radial deviation of hand at wrist jt
Flexion of forearm at elbow
N: Median

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12
Q

Flexor Carpi Ulnaris

A

O: Medial Epicondyle via CFT
I: Pisiform, hook of the hamate, base of 5th metacarpal
A: Flexion of hand at wrist jt
Ulnar deviation of hand at wrist jt
Flexion of forearm at elbow jt
N: Ulnar

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13
Q

Extensor Carpi Radialis longus

A

O: Lateral supracondylar ridge of humerus
I: Posterior base of metacarpal 2
A: Extension of hand at wrist jt
Radial deviation of hand at wrist jt
Flexion of forearm at elbow jt
N: Radial

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14
Q

Extensor Carpi Radialis Brevis

A

O: Lateral epicondyle of humerus via CET
I: Posterior base of metacarpal 3
A: Extension of hand at wrist jt
Radial deviation of hand at wrist jt
Flexion of forearm at elbow jt
N: Radial

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15
Q

Extensor Digitorum

A

O: Lateral epicondyle of humerus via CET
I: Middle and distal phalanges of digits 2-5 via dorsal digital expansion
A: Extension of digits 2-5 at MCP, PIP, DIP jts
Extension of hand at wrist jt
Extension of forearm at elbow jt
N: Radial

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16
Q

Extensor Carpi Ulnaris

A

O: Lateral epicondyle of humerus via CET and posterior middle 1/3rd ulna
I: Posterior base of metacarpal 5
A: Extension of hand at wrist joint
Ulnar deviation of hand at wrist jt
Extension of forearm at elbow jt
N: Radial

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17
Q

Abductor Pollicis longus

A

O: Middle 1/3rd posterior ulna, radius, and interosseus membrane
I: Posterior base of metacarpal 1
A: Abduction of thumb at CMC jt
N: Radial

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18
Q

Extensor Pollicis Brevis

A

O: Distal 1/3rd of posterior radius and interosseus membrane
I: Posterior base of distal phalanx of 1st digit
A: Extension of thumb at CMC and MCP jt
N: Radial

19
Q

Extensor Pollicis Longus

A

O: Middle 1/3rd of posterior ulna and interosseus membrane
I: Posterior base of distal phalanx of 1st digit via dorsal digital expansion
A: Extension of thumb at CMC, MCP and IP joint
N: Radial

20
Q

Abductor Pollicis Brevis

A

O: Flexor retinaculum, scaphoid, trapezium
I: Proximal phalanx of digit 1
A: Abduction of thumb at CMC jt
N: Median

21
Q

Flexor Pollicis Brevis

A

O: Flexor retinaculum and trapezium
I: Proximal phalanx of thumb
A: Flexion of thumb at CMC and MCP jt
N: Median

22
Q

Abductor Digiti Minimi

A

O: Pisiform and tendon of flexor carpi ulnaris
I: Proximal phalanx of 5th digit
A: Abduction of 5th digit at CMC and MCP jt
N: Ulnar

23
Q

Adductor Pollicis

A

O:
Oblique head: Bases of 2 and 3 metacarpal and capitate
Transverse head: Distal portion of 3rd metacarpal
I: Proximal phalanx of thumb
A: Adduction of thumb at CMC jt
N: Ulnar

24
Q

Dorsal Interossei Manus

A

O: Bodies of metacarpals 1-5
I: Base of proximal phalanx digits 2, 3, and 4
A: Abduction of digits 2, 3, 4 at MCP jt
N: Ulnar

25
Q

Gluteus Maximus

A

O: Posterior Illiac crest, edge of sacrum, and coccyx
I: Gluteal tuberosity and IT band
A: Extension, lateral rotation, Upper 1/3rd Abduction, Lower 1/3rd Adduction of thigh at hip jt
Posterior Pelvic tilt
N: Inferior Gluteal Nerve

26
Q

Gluteus Medius

A

O: External Illium b/w anterior and posterior gluteal lines
I: Greater Trochanter of femur
A: Abduction of thigh at hip jt
Anterior fibres = flexion and medial rotation of thigh at hip jt and anterior pelvic tilt
Posterior fibres = Extension and lateral rotation of thigh at hip joint and posterior pelvic tilt
N: Superior gluteal nerve

27
Q

Piriformis

A

O: Anterior sacrum
I: Greater trochanter of femur
A: Lateral rotation of thigh with hip neutral
Horizontal Abduction of thigh when hip flexed 90*
Medial rotation of thigh when hip fully flexed
N: Piriformis

28
Q

Biceps Femoris

A

O: Long head: Ischial tuberosity
Short head: lateral lip of linea aspera
I: Head of fibula and lateral tibial condyle
A: Flexion of leg at knee jt
Long head: extension of thigh at hip joint
Posterior pelvic tilt
N: Sciatic

29
Q

Semitendinosis

A

O: Ischial Tuberosity
I: Anterior/Medial tibia via Pes anserine tendon
A: Flexion of leg at knee jt
Extension of thigh at hip joint
posterior pelvic tilt
N: Sciatic

30
Q

Semimembranosis

A

O: Ischial Tuberosity
I: Medial condyle of tibia
A: Flexion of leg at knee jt
Extension of thigh at hip joint
Posterior pelvic tilt
N: Sciatic

31
Q

Tensor Facia Latae

A

O: ASIS
I: ITB
A: Flexion, abduction and medial rotation of thigh at hip joint
Anterior pelvic tilt
N: Superior gluteal nerve

32
Q

Sartorius

A

O: ASIS
I: Medial tibia via pes anserine
A: Flexion, abduction and lateral rotation of thigh at hip jt
Flexion of leg at knee jt
Anterior pelvic tilt
N: Femoral

33
Q

Rectus Femoris

A

O: AIIS
I: Tibial tuberosity vis patellar ligament
A: Flexion of thigh at hip jt
Extension of leg at knee jt
anterior pelvic tilt
N: Femoral

34
Q

Vastus Lateralis

A

O: Linea aspera lateral lip
I: Tibial Tuberosity via Patellar ligament
A: Extension of leg at knee jt
N: Femoral

35
Q

Adductor Longus

A

O: Pubis
I: Medial lip of linea aspera middle 1/3rd
A: Adduction and flexion of thigh at hip jt
Anterior pelvic tilt
N: Obturator

36
Q

Tibialis Anterior

A

O: Proximal Anterior TIBIA
I: 1st cuneiform and 1st metatarsal
A: Dorsiflexion and inversion of foot at ankle jt
N: Deep fibular

37
Q

Extensor Digitorum Longus

A

O: Proximal Anterior Fibula, interosseus membrane
I: Dorsal surfaces of toes 2-5
A: Extension of digits 2-5 at MTP, PIP and DIP jts
Dorsiflexion and eversion of foot at ankle jt
N: Deep fibular

38
Q

Fibularis Longus

A

O: Head and proximal 1/2 of lateral fibula
I: Plantar surface of 1st cuneiform and 1st metatarsal
A: Eversion and plantarflexion of foot at ankle jt
N: Superficial fibular nerve

39
Q

Gastrocnemius

A

O: Posterior Medial and lateral condyles of femur
I: Calcaneus via calcaneal tendon
A: Plantar flexion of foot at ankle jt
Flexion of leg at knee jt
N: Tibial

40
Q

Soleus

A

O: Soleal line of tibia
I: Calcaneus via calcaneal tendon
A: Plantarflexion of foot at ankle jt
N: Tibial

41
Q

Abductor Hallucis

A

O: Calcaneal tuberosity
I: Proximal phalanx of 1st digit
A: Abduction of big toe at MTP jt
N: Medial plantar

42
Q

Flexor Digitorum Brevis

A

O: Calcaneal tuberosity
I: Middle phalanx of digits 2-5
A: Flexion of toes 2-5 at MCP and PIP jts
N: Medial plantar

43
Q

Adductor Hallucis

A

O:
Oblique head: fibularis longus tendon and base of metatarsals 2-4
Transverse head: MTP ligament
I: Proximal phalanx of big toe
A: Adduction of big toe at MTP jt
N: Lateral plantar nerve

Myology (14 decks)

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