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Muscle Actions Flashcards

1
Q

What is the action of the upper fibers of the trapezius

A

Elevate and rotate scapula

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2
Q

what is the action of the middle fibers of the trapezius?

A

retract scapula

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3
Q

what is the action of the lowers fibers of the trapezius?

A

depress and rotare scapula

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4
Q

what action does the serratus anterior do?

A

protracts and rotates scapula. Also holds scapula against body wall

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5
Q

what action does the pectoralis major do?

A

flexes, adducts, medially rotates arm

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6
Q

what action does the latissimus dorsi produce?

A

extends, adducts, and medially rotates arm

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7
Q

what actions does the rhomboid major and minor produce?

A

elevates and retracts scapula

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8
Q

what action does teres major produce?

A

extends, adducts medially rotates arm

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9
Q

what action does the deltoid produce?

A

abducts, flexes, extends, rotates arm

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10
Q

what action does the supraspinatus produce?

A

abducts arm for 1st 15 degrees

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11
Q

what action does the infraspinatus produce?

A

laterally rotates arm

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12
Q

what action does the teres minor produce?

A

laterally rotates arm

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13
Q

what is the action that subscapularis produces?

A

medially rotates arm

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14
Q

what is the compartment rule of the anterior part of the arm?

A

flexion of the arm and forearm

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15
Q

What is the action made by coracobrachialis?

A

flexes arm

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16
Q

what is the action that the brachialis forms?

A

flexes forearm

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17
Q

the biceps brachii produces what action?

A

flexes arm flexes & supinates the forearm

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18
Q

what is the compartment rule for the posterior portion of the arm?

A

that it extends the arm and forearm

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19
Q

what is the action produced by the brachii long head

A

extend arm and forearm

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20
Q

whats the action produced by the triceps brachii medial head?

A

extends forearm

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21
Q

what is the action produced by the triceps brachii lateral head?

A

extend forearm

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22
Q

what action does the forearm flexors produce?

A

flex wrist and digits

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23
Q

what action does the forearm extensors produce?

A

extend wrist and digits

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23
Q

what action does the thenar group produce?

A

move thumb, opposes to digits

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24
the hypothenar group produces what action?
moves 5the finger, opposes the thumb (pinky)
25
what action does the interossei produce?
abducts and adduct digits
26
what action does the Iliopsoas make happen?
flexes thigh
27
what is the action that the gluteus maximus produce
extends and laterally rotates the thigh
28
gluteus medius and minimus produces what action when it moves?
abducts thigh
29
what movement does the rectus femoris produce?
flexes thigh and extends leg
29
what action does the tensor fascia lata produce
flexes and abducts thigh
29
anterior compartment of leg rule is what?
flexes thigh and extends leg
30
what movement does vastus lateralis produce?
extends leg
31
what movement does the vastus intermedius produces?
extends leg
32
what action does the sartorius produce?
flexes,abducts, and laterally rotates thigh and flexes leg
33
what is the posterior compartment of the thigh rule?
extends thigh and flexes leg
34
what is the movement produced by the biceps femoris?
extends thigh, flexes leg
35
what is the movement produced by the semitendinosus?
extends thigh, flexes leg
36
what is the action produced by the semimembranosus?
extends thigh, flexes leg
37
compartment rule of medial compartment of thigh?
adducts thigh
38
what is the gracillis movement?
adducts thigh
38
what is the movement of the adductor magnus?
adducts thigh
39
what is the movement produced by the fibularis longus and brevis?
evert & and plantarflex foot
39
adductor longus produces what movement?
adducts thigh
39
what is the compartment rule of the posterior compartment of leg?
plantarflexes foot
40
tibialis anterior produces what movement?
dorsiflexes foot
41
what is the movement produced by the gastrocnemius?
flexes leg and plantarflexes foot
42
what is the movement produced by the soleus?
plantarflexes foot
43
what is the movement produced by the flexor hallucis longus?
plantarflexes hallux and foot
43
what movement is produced by the orbicularis oculi?
tightly closes eyelids
44
what action is produced by the flexor digitorum longus?
plantarflexes digits 2-5 & foot
45
the zygomaticus major produces what movement?
elevates angle of mouth
45
the frontalis produces what movement
elevates eyebrows
45
the orbicularis oris produces what movement?
tightly closes lips
45
buccinator produces what movement?
tightens the cheeks
46
the depressor anguli oris produces what movement?
depresses angle of mouth
46
the temporalis produces what movement?
elevates and retracts mandible
47
the masseter produces what movement?
elevates mandible
48
the pterygoids produce what movements?
elevates and protract mandible, side-to-side grinding
49
lateral rectus moves how?
abducts eye
50
inferior rectus produces what movement?
depresses and adducts eye
50
medial rectus moves how?
adducts eye
51
superior rectus produces what movement?
elevates, adducts eye
52
superior oblique produces what movement?
depresses and abducts eye
53
what movement does inferior oblique produce?
elevates and abducts eye
54
the genioglossus produces what movement?
protracts tongue
55
the suprahyoid produces what movement?
elevate hyoid
56
the sternocleidomastoid unilateral produces what movement?
turns head up and opposite side
57
the sternocleidomastoid bilateral produces what movement?
flexes neck
58
infrahyoid produces what movement?
depresses hyoid
59
what action does the diaphragm produce?
inspiration
60
the internal intercostals produce what movement?
expiration
61
the external intercostals produce what type of movement?
inspiration
62
erector spinae unilateral produces what movement?
laterally flex trunk, neck, head
63
erector spinae bilateral produces what movement?
extend trunk, neck and head
64
rectus abdominis produces what movement?
flexes trunk
65
external oblique produces what movement?
flexes and rotates trunk
66
internal oblique produces what movement?
flexes and rotates trunk
67
transverse abdominis produces what movement?
compress abdominal contents
68
levator ani produces what movement?
supports pelvis organs
69
coccygeus produces what movement?
supports pelvis organs
70
what is the action produced by brachioradialus?
flexion, supination and pronantion

Muscle Actions (2 decks)

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