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Bio 239 > OIN of Muscles (Origin, Insertion, Nerve) > Flashcards

OIN of Muscles (Origin, Insertion, Nerve) Flashcards

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1
Q
  1. occipitofrontalis (head & neck, facial expressions)
A

O. superior muchal line
I. galea aponeurotica
N. CN VII, facial nerve

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2
Q
  1. orbicularis oris (head & neck, kissing lips)
A

O. muscle fibers around MOUTH
I. mucous membrane of LIPS
N. CN VII, facial nerve

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3
Q
  1. buccinator (head & neck, cheeks - sucking & chewing)
A

O. lateral aspects of MAXILLA & MANDIBLE
I. orbicularis oris
N. CN VII, facial nerve

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4
Q
  1. platysma (head & neck, chin & neck - pouting, depression of mandible)
A

O. fasciae of DELTOID, PECTORALIS MAJOR muscles
I. MANDIBLE, skin of lower face, muscles at corners of MOUTH
N. CN VII, facial nerve

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5
Q
  1. temporalis (head & neck, chewing)
A

O. temporal lines
I. coronoid process of MANDIBLE
N. CN V, trigeminal nerve

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6
Q
  1. masseter (head & neck, chewing)
A

O. zygomatic arch
I. lateral aspect of MANDIBULAR ramus & angle
N. CN V, trigeminal nerve

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7
Q
  1. sternocleidomastoid (head & neck)
A

O. clavicle, manubrium of STERNUM
I. mastoid process of TEMPORAL BONE
N. CN XI, accessory nerve

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8
Q
  1. trapezius (head & neck, also posterior thoracic muscle)
A

O. external occipital protuberance, muchal ligament, spinous process of vertebrae C7-T12
I. clavicle, acromion & spine of SCAPULA
N. CN XI, accessory nerve

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9
Q
  1. diaphragm (thoracic & abdominal regions, powers breathing)
A

O. xiphoid process of STERNUM, ribs 10-12, costal cartilages 5-9, lumbar vertebrae
I. central tendon
N. phrenic nerve

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10
Q
  1. external intercostals & internal intercostals (thoracic & abdominal regions)
A

O. inferior margins of ribs 1-11
I. superior margins of ribs 2-12
N. intercostal nerves

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11
Q
  1. external abdominal oblique (abdominal region, superficial muscle that protects abdominal viscera)
A

O. ribs 5-12
I. xiphoid process of STERNUM, linea alba
N. intercostal nerves 8-12, iliohypogastric nerve, ilioinguinal nerve

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12
Q
  1. transversus abdominis (abdominal region, deep muscle that protects abdominal viscera)
A

O. inguinal ligament, iliac crest, thoracolumbar fascia
I. xiphoid process of STERNUM, linea alba, pubis, inguinal ligament
N. intercostal nerves 8-12, iliohypogastric nerve, ilioinguinal nerve

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13
Q
  1. rectus abdominis (abdominal region, protects abdominal viscera)
A

O. PUBIS
I. xiphoid process of STERNUM, costal cartilages 5-7
N. intercostal nerves 7-12

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14
Q
  1. pectoralis minor (anterior thoracic muscle that moves the scapula/shoulder)
A

O. ribs 3-5
I. coracoid process of SCAPULA
N. medial & lateral pectoral nerves

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15
Q
  1. serratus anterior (anterior thoracic muscle that moves the scapula/shoulder)
A

O. ribs 1-8 or 1-9 (varies)
I. medial border of SCAPULA
N. long thoracic nerve

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16
Q
  1. pectoralis major (thoracic region, axial muscle that moves the humerus)
A

O. clavicle, STERNUM, costal cartilages 1-6, aponeurosis of EXTERNAL ABDOMINAL OBLIQUE
I. intertubercular groove of HUMERUS
N. medial & lateral pectoral nerves

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17
Q
  1. latissimus dorsi (thoracic region, axial muscle that moves the humerus)
A

O. vertebrae T7-L5, ribs 9-12, thoracolumbar fascia, iliac crest, inferior angle of SCAPULA
I. intertubercular groove of HUMERUS
N. thoracodorsal nerve

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18
Q
  1. subscapularis (arms - rotator cuff, scapular muscle that moves the humerus, located in axilla)
A

O. subscapular fossa of SCAPULA
I. lesser tubercle of HUMERUS
N. SUBscapular nerve

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19
Q
  1. supraspinatus (arms - rotator cuff, scapular muscle that moves the humerus, located deep to trapezius)
A

O. supraspinous fossa of SCAPULA
I. greater tubercle of HUMERUS
N. SUPRAscapular nerve

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20
Q
  1. infraspinatus (arms - rotator cuff, scapular muscle that moves the humerus)
A

O. infraspinous fossa of SCAPULA
I. greater tubercle of HUMERUS
N. SUPRAscapular nerve

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21
Q
  1. teres minor (arms - rotator cuff, scapular muscle that moves the humerus)
A

O. lateral border of SCAPULA
I. greater tubercle of HUMERUS
N. axillary nerve

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22
Q
  1. teres major (thoracic region - scapular muscle that moves the humerus, located inferior to subscapularis)
A

O. inferior angle to lateral border of SCAPULA
I. intertubercular groove of HUMERUS
N. SUBscapular nerve

23
Q
  1. deltoid (arms - scapular muscle that moves the humerus)
A

O. clavicle, acromion & spine of SCAPULA (like insertion of trapezius)
I. deltoid tuberosity of HUMERUS
N. axillary nerve

24
Q
  1. coracobrachialis (arms - scapular muscle that moves the humerus)
A

O. coracoid process of SCAPULA
I. medial aspect of shaft of HUMERUS
N. musculocutaneous nerve

25
Q
  1. biceps brachii (arms - anterior flexor compartment, moves radius & ulna)
A

O. long head = SUPRAglenoid tubercle of SCAPULA & short head = coracoid process of SCAPULA
I. radial tuberosity of RADIUS, fascia of forearm
N. musculocutaneous nerve

26
Q
  1. brachialis (arms - anterior flexor compartment, “workhorse” because most powerful flexor, moves radius & ulna)
A

O. anterior distal shaft of HUMERUS
I. coronoid process & ulnar tuberosity of ULNA
N. musculocutaneous & radial nerve

27
Q
  1. brachioradialis (arms - anterior flexor compartment, moves radius & ulna)
A

O. lateral SUPRAcondylar ridge of HUMERUS
I. styloid process of RADIUS
N. radial nerve

28
Q
  1. triceps brachii (arms - posterior extensor compartment, moves radius & ulna)
A

O. long head - INFRAglenoid tubercle of SCAPULA, lateral & medial heads of HUMERUS
I. olecranon of ULNA
N. radial nerve

29
Q
  1. pronator teres (arms - moves radius & ulna)
A

O. medial epicondyle of HUMERUS, coronoid process of ULNA
I. lateral midshaft of RADIUS
N. median nerve

30
Q
  1. extensor digitorum (arms)
A

O. lateral epicondyle of HUMERUS
I. dorsal aspect of PHALANGES II-V
N. radial nerve

31
Q
  1. flexor carpi ulnaris (arms)
A

O. medial epicondyle of HUMERUS
I. pisiform, hamate, METACARPAL V
N. ulnar nerve

32
Q
  1. psoas major (pelvis & thigh)
A

O. vertebral bodies T12-L5
I. lesser trochanter of FEMUR
N. lumbar plexus

33
Q
  1. iliacus (pelvis & thigh)
A

O. iliac crest & fossa, sacral ala, anterior sacroiliac ligaments
I. lesser trochanter of FEMUR, psoas major tendon
N. femoral nerve

34
Q
  1. gluteus medius & gluteus minimus (pelvis & thigh, part of iliotibial tract that inserts into lateral condyle of tibia)
A

O. ILIUM
I. greater trochanter of FEMUR
N. superior gluteal nerve

35
Q
  1. gluteus maximus (pelvis & thigh, part of iliotibial tract that inserts into lateral condyle of tibia)
A

O. ILIUM, SACRUM, COCCYX
I. lateral condyle of TIBIA via iliotibial band, gluteal tuberosity of FEMUR
N. inferior gluteal nerve

36
Q
  1. tensor fascia latae (pelvis & thigh, part of iliotibial tract that inserts into lateral condyle of tibia)
A

O. iliac crest & anterior superior spine of ILIUM?
I. lateral condyle of TIBIA via iliotibial band
N. superior gluteal nerve

37
Q
  1. adductor longus & adductor brevis (thigh - MEDIAL adductor compartment)
A

O. PUBIS
I. linea aspera of FEMUR
N. obturator nerve

38
Q
  1. adductor magnus (thigh - MEDIAL adductor compartment)
A

O. ISCHIUM & PUBIS
I. linea aspera of FEMUR
N. obturator & tibial nerve

39
Q
  1. pectineus (thigh - MEDIAL adductor compartment)
A

O. PUBIS
I. posterior aspect of proximal FEMUR
N. femoral nerve

40
Q
  1. gracilis (thigh - MEDIAL adductor compartment)
A

O. PUBIS
I. medial aspect of proximal TIBIA
N. obturator nerve

41
Q
  1. quadriceps femoris (thigh - ANTERIOR extensor compartment, 4 heads of origin)
  2. rectus femoris
  3. vastus lateralis
  4. vastus intermedius
  5. vastus medialis
A
  1. O. rectus femoris - anterior inferior spine of ILIUM
  2. O. vastus lateralis - greater trochanter & linea aspera of FEMUR
  3. O. vastus intermedius - anterior & lateral shaft of FEMUR
  4. O. vastus medialis - linea aspera of FEMUR
    I. tibial tuberosity
    N. femoral nerve
42
Q
  1. sartorius (thigh - ANTERIOR extensor compartment)
A

O. on & below anterior superior spine of ILIUM
I. medial aspect of tibial tuberosity
N. femoral nerve

43
Q
  1. semimembranosus (thigh - POSTERIOR flexor compartment or hamstrings)
A

O. ischial tuberosity
I. medial condyle of TIBIA, collateral ligament of knee
N. tibial nerve

44
Q
  1. tibialis anterior (leg - ANTERIOR compartment)
A

O. lateral TIBIA, interosseous membrane
I. METATARSAL I, medial (1st) cuneiform
N. deep fibular nerve

45
Q
  1. extensor hallucis longus (leg - ANTERIOR compartment)
A

O. medial aspect of FIBULA, interosseous membrane
I. distal PHALANX I (great toe)
N. deep fibular nerve

46
Q
  1. extensor digitorum longus (leg - ANTERIOR compartment)
A

O. lateral condyle of TIBIA, shaft of FIBULA, interosseous membrane
I. middle & distal PHALANGES II-V
N. deep fibular nerve

47
Q
  1. fibularis tertius - variable (leg - ANTERIOR compartment)
A

O. distal shaft of FIBULA, interosseous membrane
I. METATARSAL V
N. deep fibular nerve

48
Q
  1. fibularis longus (leg - LATERAL (fibular) compartment)
A

O. lateral condyle of TIBIA, proximal half of FIBULA
I. METATARSAL I, medial (1st) cuneiform
N. superficial fibular nerve

49
Q
  1. fibularis brevis (leg - LATERAL (fibular) compartment)
A

O. shaft of FIBULA
I. base of METATARSAL V
N. superficial fibular nerve

50
Q
  1. gastrocnemius (leg - SUPERFICIAL POSTERIOR compartment, most superficial calf muscle)
A

O. lateral condyle & popliteal surface of FEMUR
I. calcaneus (Achilles tendon)
N. tibial nerve

51
Q
  1. soleus (leg - SUPERFICIAL POSTERIOR compartment, calf muscle deep to gastrocnemius)
A

O. proximal third of TIBIA & FIBULA
I. calcaneus (Achilles tendon)
N. tibial nerve

52
Q
  1. tibialis posterior (leg - DEEP POSTERIOR compartment, deepest muscle between flexor hallucis longus & flexor digitorum longus)
A

O. proximal half of TIBIA & FIBULA, interosseous membrane
I. METATARSALS II-IV, navicular, all 3 cuneiforms
N. tibial nerve

53
Q
  1. flexor hallucis longus (leg - DEEP POSTERIOR compartment, larger than flexor digitorum longus)
A

O. shaft of FIBULA
I. distal PHALANX I (great toe)
N. tibial nerve

54
Q
  1. flexor digitorum longus (leg - DEEP POSTERIOR compartment, smaller than flexor hallucis longus)
A

O. midshaft of TIBIA
I. distal PHALANGES II-V
N. tibial nerve

Bio 239 (21 decks)

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