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Musculoskeletal Anatomy > MUSCLES > Flashcards

MUSCLES Flashcards

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1
Q

SUPRASPINATUS

A
  • supraspinous fossa
  • greater tubercle of humerus
  • abducts shoulder
  • stabilizes humerus in the glenoid cavity
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2
Q

SUBSCAPULARIS

A
  • subscapular fossa
  • lesser tubercle of humerus
  • medially rotates
  • stabilizes the head of humerus in the glenoid cavity
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3
Q

INFRASPINATUS

A
  • infraspinous fossa
  • greater tubercle of humerus
  • laterally rotates shoulder
  • adducts shoulder
  • stabilizes…
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4
Q

BRACHIALIS

A
  • anterior surface of humerus (distal)
  • coranoid process and tuberosity of ulna
  • flexes elbow
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5
Q

BRACHIORADIALIS

A
  • style is process of radius
  • supracondylar ridge of humerus
  • flexes the elbow
  • assists to supinate and pronate forearm
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6
Q

QUADRATUS LUMBORUM

A
  • Transverse process L1-L4
  • posterior iliac crest
  • 12th rib
  • tilts pelvis upward to same side
  • flexes spine to same side
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7
Q

TRICEPS

A
  • infraglenoid tubercle of scapula
  • posterior surface of humerus
  • olecranon process
  • Extends elbow
  • adducts shoulder
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8
Q

BICEPS BRACHII

A
  • radial tuberosity
  • Supra glenoid tubercle of scapula
  • coracoid process of scapula
  • flexes elbow
  • flexes shoulder
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9
Q

INTERNAL INTERCOSTALS

A
  • upper border and lower border of ribs

- draws ribs inferiorly during exhalation

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10
Q

EXTERNAL INTERCOSTALS

A
  • upper rib lower rib

- draws ribs up in inhalation

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11
Q

LEVATOR SCAPULAE

A
  • transverse process of C1-C4
  • medial border of scapula between superior angle and spine of scapula
  • elevates scapula
  • rotate head and neck to same side
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12
Q

PEC MINOR

A
  • coracoid process
  • cartilage of 3rd and 4th ribs
  • depresses scapula
  • Abducts scapula
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13
Q

DELTOID

A
  • lateral 1/3 of clavicle
  • acromion
  • spine of scapula
  • deltoid tuberosity
  • abducts shoulder
  • flexes and extends shoulder
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14
Q

PEC MAJOR

A
  • medial 1/3 of clavicle
  • front of sternum
  • ribs 1-5
  • greater tubercle of humerus
  • medially rotate shoulder
  • adducts the shoulder
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15
Q

RHOMBOIDS MAJOR

A
  • lower potion of medial border of scapula
  • T2-T5 spinous processes
  • adducts scapula
  • medially rotates scapula
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16
Q

RHOMBOIDS MINOR

A
  • C7-T1 spinous process
  • upper portion of medial border of scapula
  • elevates scapula
  • adducts scapula
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17
Q

SERRATUS ANTERIOR

A
  • ribs 1-9
  • anterior surface of scapula on the medial border
  • abduct scapula
  • depress scapula
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18
Q

LATISSIMUS DORSI

A
  • inferior angle of scapula
  • last 6 thoracic vertebra spinous process
  • Thoracolumbar aponeurosis
  • posterior iliac crest
  • last 3-4ribs
  • intertubecular groove of humerus
  • adducts shoulder
  • extends shoulder
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19
Q

TRAPEZIUS

A
  • occipital protuberance
  • Medial border of superior nuchal line
  • C7 - T12 spinous process
  • spine of scapula
  • acromion
  • lateral third of clavicle
  • laterally flex head
  • elevate and depress scapula
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20
Q

TERES MAJOR

A
  • lesser tubercle of humerus
  • lower portion of lateral border of scapula and inferior angle
  • medially rotates shoulder
  • adducts shoulder
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21
Q

TERES MINOR

A
  • greater tubercle of humerus
  • upper portion of lateral border of scapula
  • Laterally rotates shoulder
  • Adducts shoulder
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22
Q

PSOAS MAJOR

A
  • bodies and transverse process of lumbar vertebrae
  • lesser trochanter of femur

-flexes hip

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23
Q

PSOAS MINOR

A
  • body and transverse process of L1
  • superior ramps of pubis

-tilts pelvis posteriorly

24
Q

ILIACUS

A
  • iliac fosser
  • lesser trochanter of femur

-flex the hip

25
Q

EXTERNAL OBLIQUE

A

-5th-12th ribs
-iliac crest
Abdominal aponeurosis to linea alba

  • laterally flex spine to same side
  • rotate spine to opposite side
  • flex spine
26
Q

INTERNAL OBLIQUE

A

-lateral inguinal ligament
-iliac crest
-thoracolumbar fascia
-lower 3 ribs
Abdominal aponeurosis to linea alba

  • flex spine laterally to same side
  • Rotate spine to same side
  • Flex spine
27
Q

RECTUS ABDOMINIS

A
  • pubic crest and pubic symphysis
  • ribs 5-7
  • xiphoid process
  • flex spine
  • posteriorly tilts pelvis
28
Q

TRANSVERSE ABDOMINIS

A
  • lateral inguinal ligament
  • iliac crest
  • thoracolumbar fascia
  • lower 6 ribs
  • Abdominal aponeurosis to linea alba

-compress abdominal contents

29
Q

DIAPHRAGM

A
  • lower 6 ribs
  • L1-L3
  • xiphoid process
  • central tendon
  • draw down central tendon
  • increase volume of Tx cavity during inhalation
30
Q

STERNOCLEIDOMASTOID

A
  • top of manubrium
  • medial 1/3 of clavicle
  • mastoid process of temporal bone
  • superior nuchal line of occiput
  • laterally flexes head to same side
  • rotates to opposite side
31
Q

MASSETER

A
  • zygomatic arch
  • angle of famous of mandible
  • elevates mandible
  • May protract mandible
32
Q

TEMPORALIS

A
  • temporal fossa and fascia
  • coronoid process
  • edge of ramus
  • elevate mandible
  • retract the mandible
33
Q

ERECTOR SPINAE

A
  • common tendon that attaches to sacrum
  • iliac crest
  • spinous T11-L5
  • mastoid process
  • cervicals
  • unilaterally flex spine
  • bilaterally extends vertebrae
34
Q

RECTUS FEMORIS

A
  • AIIS
  • tibial tuberosity
  • extends knee
  • flexes hip
35
Q

VASTUS LATERALIS

A
  • linea aspera
  • gluteal tuberosity
  • greater trochanter
  • tibial tuberosity

-extends knee

36
Q

VASTUS MEDIALIS

A
  • medial lip of linea aspera
  • tibial tuberosity

-extends knee

37
Q

SARTORIUS

A
  • ASIS
  • shaft of tibia at pes anserinus
  • flexes hip
  • flexes knee
38
Q

EXTENSOR CARPI RADIALIS

A
  • common extensor tendon from the lateral epicondyle of humerus
  • lateral supercondylar ridge of humerus
  • base of 2nd and 3rd metacarpals
  • extends wrist
  • abduct wrist
39
Q

FLEXOR CARPI ULNARIS

A
  • common flexor tendon from the medial epicondyle of the humerus
  • pisiform
  • hook of hamate
  • base of 5th metacarpal
  • flex wrist
  • abducts wrist
40
Q

EXTENSOR CARPI ULNARIS

A
  • common extensor tendon from the lateral epicondyle of the humerus
  • base of the 5th metacarpal
  • extends wrist
  • adducts wrist
41
Q

EXTENSOR DIGITORUM

A
  • common extensor tendon from the lateral epicondyle of the humerus
  • bases of the middle and distal phalanges of 2nd to 5th fingers
  • extends the 2nd through 5th phalanges
  • assists to extend the wrist
42
Q

FLEXOR CSRPI RADIALIS

A
  • common flexor tendon from medial epicondyle of humerus
  • bases of 2nd and 3rd metacarpals
  • flex the wrist
  • abduct the wrist
43
Q

PALMARIS LONGUS

A
  • common flexor tendon from the medial epicondyle of the humerus
  • palmar aponeurosis
  • these the palmar fascia
  • flex the wrist
44
Q

GLUTEUS MAXIMUS

A
  • coccyx
  • edge of the sacrum
  • posterior iliac crest
  • sacroiliac ligament
  • iliotibial tract
  • gluteal tuberosity of femur
  • extends hip
  • Laterally rotates hip
45
Q

GLUTEUS MEDIUS

A
  • gluteal surface of ilium
  • greater trochanter
  • abduct hip
  • flex and medially rotate hip
46
Q

PIRIFORMIS

A
  • Anterior surface of sacrum
  • greater trochanter
  • laterally rotates hip
  • abduct hip when the hip is flexed
47
Q

TENSOR FASCIA LATAE

A
  • Iliac crest, posterior to the ASIS
  • iliotibial tract
  • flex hip
  • abduct hip
  • medially rotate hip
48
Q

BICEPS FEMORIS

A
  • ischial tuberosity
  • lateral lip of linea aspera
  • head of fibula
  • flexes knee
  • extends hip
49
Q

SEMIMEMBRANOSUS

A
  • Ischial tuberosity
  • medial condole of the tibia
  • flexes knee
  • extends hip
50
Q

SEMITENDINOSUS

A
  • ischial tuberosity
  • medial shaft of the tibia and pesanserinus
  • flex knee
  • extends hip
51
Q

TIBIALIS ANTERIOR

A
  • lateral condyle and lateral surface of tibia
  • medial cuneiform
  • 1st metatarsal
  • dorsi flex ankle
  • invert foot
52
Q

EXTENSOR DIGITORUM LONGUS

A
  • lateral condyle of the tibia
  • anterior shaft of the fibula
  • middle and distal phalanges of toes 2-5
  • dorsi flex and every ankle
  • extends joints of toes 2-5
53
Q

PERONEUS LONGUS

A
  • head of fibula
  • base of 1st metatarsal
  • medial cuneiform
  • plantar flex ankle
  • every foot
54
Q

PERONEUS BREVIS

A
  • distal 2/3rds of lateral fibula
  • tuberosity of 5th metatarsal
  • plantar Rex ankle
  • evert foot
55
Q

GASTROCNEMIUS

A
  • condyles of the femur, posterior surface
  • calcaneal tendon to calcaneus
  • plantar flex the ankle
  • flex knee
56
Q

SOLEUS

A
  • soleal line
  • proximal, posterior surface of the tibia
  • head of the fibula
  • calcaneal tendon to calcaneus

-plantar flex the ankle

57
Q

POPLITEUS

A
  • lateral condyle of the femur
  • proximal, posterior aspect of tibia
  • medially rotate the flexed knee
  • flex the knee

Musculoskeletal Anatomy (1 decks)

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