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Appendicular Muscles > quiz 6 > Flashcards

quiz 6 Flashcards

1
Q

Pectoralis Major

A

Origin: medial half of clavicle
Insertion: Lateral lip of intertubercular groove on humerus
Action: Flexion, medial rotation, and adduction of the arm

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2
Q

Pectoralis Minor

A

Origin: External surfaces of ribs 3-5
Insertion: Coracoid process of scapula
Action: Depression and inferior rotation of scapula.

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3
Q

Serratus Anterior

A

O:External surfaces of ribs 1-8
I: Medial border of scapula
A:Protraction and superior rotation fo scapula. holds scapula against thoracic wall

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4
Q

Latissimus Dorsi

A

O: Spinous process of vertebrae T6-T12, thoracolumbar fascia, iliac crest, ineror three ribs
I: Intertubercular grove of humerus
A: Extension, adduction, and medial rotation of the arm

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5
Q

Trapezius

A

O: Posterior surface of occipital bone, ligamentum nuchae, spinous process of thoracic vertebrae
I:Lateral third fo clavicle, acrmonion process, spine of scapula
A: Superior fibers- elevate scapulae
Middle fibers- abduction of arm
Inferior fibers- depress scapula

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6
Q

Deltoid

A

O:lateral third of clavicle, acromonion process, spine of scapula
I:Deltoid tuberosity of the humerus
A: Anterior fibers- medial rotation and flexion of the arm
middle fibers- abduction of arm
Posterior fibers- lateral rotation and extension of arm.

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7
Q

Rhombiod minor

A

O:ligamentum nuchae, spinous process of vertebrae c7 and t1
I:Medial border of scapula
A:Elevates sapula, acts with pectoralis minor to inferiorly rotate scapula

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8
Q

Teres Major

A

O:scapula near inferior angle
I:medial border of scapula
A:Extension, adduction, and medial rtation or arm

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9
Q

Supraspinatus

A

O: Supraspinous fossa of scapula
I: Greater tubercule of humerus
A: Abduction of arm

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10
Q

Infraspinatus

A

O: Infraspinous fossa of scapula
I: Greater tubercule of humerus
A: Lateral rotation of arm

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11
Q

Teres Minor

A

O: Lateral border of scapula
I: greater tubercle of humerus
A: lateral rotation of the arm

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12
Q

Subscapularis

A

O: Subscapular fossa of the scapula
I: lesser tubercule of humerus
A: adduction and medial rotation of the arm

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13
Q

Biceps Brachii

A

O: Long head- superior margin of glenoid fossa of scapula
short head- coracoid process of scapula
I: Radial tuberosity of radius, fascia of medial forearm via bicipital aponeurosis
A: flexion and supination of forearm, flexion of arm

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14
Q

Brahcialis

A

O: Anterior surface of humerus
I: Coroniod process f ulna
A: Flexion of forearm

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15
Q

Coracobrachialis

A

O: coracoid process of scapula
I: Medial surface of humerus
A: Flexion and adduction of the arm

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16
Q

Triceps Brachii

A

O: Long head- inferior margin of glenoid fossa of scapula
lateral head- posterior surface of humerus
medial head- posterior surface of humerus,inferior to origin of lateral head
I: Olecranon process of ulna
A: Extension of the forearm, long head extends and adducts the arm

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17
Q

Pronator Teres

A

O: Medial Epicondyle of humerus, coranoid process of ulna
I: Lateral surface of radius
A: Pronation and flexion of the forearm

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18
Q

Flexor Carpi Radialis

A

O: Medial epicondyle of humerus
I: base of metacarpal of the second digit
A: Flexion and abduction of the wrist

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19
Q

Palmaris Longus

A

O: Medial epicondyle of humerus
I: Flexor retinaculum, palmar aponeurosis
A: Flexion of wrist

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20
Q

Flexor Carpi Ulnaris

A

O: Medial epicondyle of humerus
I: Medial carpal bones, metacarpal fifth digit
A: flexion and adduction of the wrist

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21
Q

Flexor Pollicis Longus

A

O: Anterior surface of radius, interosseous membrane
I: Distal Phalanx of thumb
A: Flexion of wrist and thumb

22
Q

Brachioradialis

A

O: Lateral supracondylar ridge of humerus
I: Lateral surface of distal radius
A: Flexion of forearm

23
Q

Extensor Carpi Radialis Longus

A

O: Lateral supracondylar ridge of humerus
I: Metacarpal of the second digit
A: Extension and abduction of the wrist

24
Q

Extensor Carpi Radialis Brevis

A

O: Lateral epicondyle of humerus
I: Metacarpal of third digit
A: Etension and abduction of the wrist

25
Extensor Digitorum
O: Lateral epicondyle or humerus I: Extensor expansion of medial four digits A: Extension of wrist and fingers
26
Extensor Carpi Ulnaris
O: Lateral epicondyle of humerus, posterior surface of the ulna I: metacarpal of the fifth digit A: Extension and adduction of the wrist
27
Aconeus
O: Lateral epicondyle of humerus I: Olecranon process of ulna A: very weak extension of forearm
28
Supinator
O: Lateral epicondyle of humerus, proximal ulna I: Posterior, lateral, and anterior surfaces of proximal radius A: supination of the forearm
29
Abductor Pollicis Longus
O: Posterior surfaces of radius and ulna, interosseous membrane I: Metacarpal of thumb A: Abducts and extends thumb
30
Gluteus Maximus
O: Lateral surface of ilium, dorsal surface of sacrum and coccyx I: Iliotibial tract, gluteal tuberosity of femur A: Extension and lateral rotation of thigh, powerful extensor for climbing and running, stabilizes pelvis and thigh while standing erect
31
Gluteus medius
O: Lateral surface of ilium I: Greater trochanter of femur, lateral surface A: Abduction and medial rotation of thigh, steadies the pelvis during walking
32
Gluteus minimum
O: Lateral surface of ilium, inferior to origin of gluteus I: Greater trochanter of femur, lateral surface A: abduction and medial rotation of thigh, steadies the pelvis during walking
33
Piriformis
O: Anterior surface of sacrum I: Greater trochanter of femur, superior surface A: Abducts thigh
34
Iliacus
O: Iliac fossa, anterior surface of sacrum I: Greater trochanter of femur A: Flexion of the thigh
35
Psoas Major
O: Bodies of vertebrae t12-l5 nerves I: Lesser trochanter of femur A: Flexion of thigh
36
Sartorius
O: Anterior surface iliac spine of ilium I: Medial surface of tibia near the knee joint A: Flexion, abduction, and lateral rotation of thigh, flexion of leg
37
Rectus femoris
O: Anterior inferior iliac spine of ilium I: Patella by the quadriceps tendon and tibial tuberosity by the patellar ligament A: Extension of leg, flexion of thigh
38
Vastus Lateralis
O: Greater trochanter and lateral lip of linea aspera of femur I: patella by the quadriceps tendon and tibial tuberosity by the patellar ligament A: Extension of leg
39
Vastus Medialis
O: Interochanteri line and medial lip of linea aspera I: Patella by the quadriceps tendon and tibial tuberosity by the patellar ligament A: Extension of leg
40
Tensor fasciae latae
O: Anterior superior iliac spine of ilium I: iliotibial tract A: Flexes, abducts, and medially rotates thigh , steadies trunk on thigh while standing
41
Pectineus
O: Superior ramus of pubic bone I: Pectineal line of femur A: Adduction and flexion of thigh
42
Adductor longus
O: Body of pubic bone I: linear apera of femur A: adduction and flexin of thigh
43
Gracilis
O: Body and inferior ramus of pubic bone I: Medial surface of tibia, near the knee joint A: Adduction of thigh, flexion and medial rotation of leg
44
Semitendinosus
O: Ischial tuberosity of ischium I: Medial surface of tibia near the knee joint A: Extension of thigh, flexion of leg
45
Semimenbranosus
O: Ischial tuberosity of ischium I: Posterior surface of medial condyle of tibia A: Extension of thigh, flexion of leg
46
Tibialis Anterior
O: Lateral condyle and lateral surface of tibia, onterosseus I: medial cuneiform bone and forst metatarsal A: Dorsiflexion and inversion of the foot
47
Extensor Digitorum Longus
O: Lateral condyle of tibia, medial surface of fibula, interosseous membrane I: Middle and distal phalanges of digits 2-5 A: Dorsiflexion of the foot, extension of the toes
48
Peroneus Longus
O: Head and lateral surface of fibula I: first metatarsal and medial cuneiform A: eversion of the foot
49
Peroneus Brevis
O: Lateral surface of fibula I: fifth metatarsal A: Eversion of the foot
50
Gastrocnemius
O: Lateral head- lateral condyle of femur medial head- popliteal surface of femur, just superior to medial condyle I: calaneus by the calcaneal (achilles) tendon A: Plantar flexion of foot, flexion of the leg
51
Soleus
O: Head of fibula, posterior surface of fibula, posterior surface of fibula, medial aspect of tibia I: Calcaneus by the calcneal (achilles) tendon A: Plantar flexion of foot

Appendicular Muscles (1 decks)

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