Muscular System Flashcards

1
Q

Anterior Tibialis & Posterior Tibialis

A

Accelerates dorsiflexion and inversion of the foot

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2
Q

Soleus

A

Accelerates plantarflexion

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3
Q

Gastrocnemius

A

Accelerates plantarflexion

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4
Q

Peroneus Longus

A

Plantarflexes and everts the foot

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5
Q

Biceps Femoris - Long Head

A

accelerates knee flexion and hip extension

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6
Q

Biceps Femoris - Short Head

A

Accelerates knee flexion and tibial external rotation

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7
Q

Semimembranosus & Semitendinosus

A

Accelerates knee flexion, hip extension, and tibial internal rotation

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8
Q

Vastus Lateralis & Vastus Medialis & Vastus Intermedius

A

Accelerates knee extension

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9
Q

Rectus Femoris

A

Accelerates knee extension and hip flexion

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10
Q

Adductor Longus & Adductor Magnus – Anterior Fibers

A

Accelerates hip adduction, flexion, and internal rotation

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11
Q

Adductor Magnus – Posterior Fibers

A

Accelerates hip adduction, extension, and external rotation

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12
Q

Adductor Brevis

A

Accelerates hip adduction. flexion, and internal rotation

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13
Q

Gracilis

A

Accelerates hip adduction, flexion, and internal rotation

Assists in tibial internal rotation

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14
Q

Pectineus

A

Accelerates hid adduction, flexion, and internal rotation

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15
Q

Gluteus Medius

A

Accelerates hip abduction and internal rotation (anterior fibers)
Accelerates hip abduction and external rotation (posterior fibers)

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16
Q

Gluteus Minimus

A

Accelerates hip abduction and internal rotation

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17
Q

Gluteus Maximus

A

Accelerates hip extension and external rotation

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18
Q

Tensor Fascia Latae (including the IT band)

A

Accelerates hip flexion, abduction, and internal rotation

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19
Q

Psoas

A

Accelerates hip flexion and external rotation

Extends and rotates lumbar spine

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20
Q

Iliacus

A

accelerates hip flexion and external rotation

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21
Q

Sartorius

A

Accelerates hip flexion, external rotation, and abduction

Accelerates knee flexion and internal rotation

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22
Q

Piriformis

A

Accelerates hip external rotation, abduction, and extension

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23
Q

Rectus Abdominis

A

Accelerates spinal flexion, lateral flexion, and rotation

24
Q

External Oblique

A

Accelerates spinal flexion, lateral flexion, and contralateral rotation

25
Q

Internal Oblique

A

Accelerates spinal flexion, lateral flexion, and ispilateral rotation

26
Q

Transverse Abdominis

A

Increases intra-abdominal pressure

Supports the abdominal vescera

27
Q

Diaphram

A

Pulls the central tendon inferiorly, increasing the volume in the thoracic cavity

28
Q

Superficial Erector Spinae: Iliocostalis, longissmus, and spinalis

A

Accelerates spinal extension, rotation, and lateral flexion

29
Q

Quadratus Lumborum

A

Spinal lateral flexion

30
Q

Multifidus

A

Accelerates spinal extension and contralateral

31
Q

Latissimus Dorsi

A

accelerates shoulder extension, adduction, and internal rotation

32
Q

Serratus Anterior

A

Accelerates scapular retraction

33
Q

Rhomboid Major

A

Produces scapular retraction and downward rotation

34
Q

Rhomboid Minor

A

Produces scapular retraction and downward rotation

35
Q

Lower Trapezius

A

Accelerates scapular depression

36
Q

Middle Trapezius

A

Accelerates scapular retraction

37
Q

Upper Trapezius

A

Accelerates cervical extension, lateral flexion, and rotation
Accelerates scapular elevation

38
Q

Pectoralis Major

A

Accelerates shoulder flexion (clavicular fibers), horizontal adduction, and internal rotation

39
Q

Pectoralis Minor

A

Protracts the scapula

40
Q

Anterior Deltoid

A

Accelerates shoulder flexion and internal rotation

41
Q

Medial Deltoid

A

Accelerates shoulder abduction

42
Q

Posterior Deltoid

A

Accelerates shoulder extension and external rotation

43
Q

Teres Major

A

Accelerates shoulder internal rotation, adduction, and extension

44
Q

Teres Minor

A

Accelerates shoulder external rotation

45
Q

Infraspinatus

A

accelerates shoulder external rotation

46
Q

Subscapularis

A

accelerates shoulder internal rotation

47
Q

Supraspinatus

A

Accelerates abduction of the arm

48
Q

Biceps Brachii

A

Accelerates elbow flexion, supination, of the radioulnar joint, and shoulder flexion

49
Q

Triceps Brachii

A

Accelerates elbow extension and shoulder extension

50
Q

Brachioradialis

A

Accelerates elbow flexion

51
Q

Brachialis

A

Accelerates elbow flexion

52
Q

Levator Scapulae

A

Accelerates cervical extension, lateral flexion, and ipsilateral rotation when the scapulae is anchored

Assists in elevation and downward rotation of the scapulae

53
Q

Sternocleidomastoid

A

Accelerates cervical flexion, rotation, and lateral flexion

54
Q

Scalenes

A

Accelerates cervical flexion, rotation, and lateral flexion

Assists rib elevation during inhalation

55
Q

Longus Coli

A

Accelerates cervical flexion, lateral flexion, and ipsilateral rotation

56
Q

Longus Capitis

A

Accelerates cervical flexion and lateral flexion