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Human Anatomy and Physiology Lab > Axial muscles > Flashcards

Axial muscles Flashcards

(52 cards)

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1
Q

What is the action of the frontalis?

A

Moves scalp, raises eyebrows

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2
Q

What is the action of the orbicularis oculi?

A

Sphincter of upper eyelids

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3
Q

What is the action of the temporalis?

A

Elevate jaw, retract mandible, and clench teeth

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4
Q

What is the action of the masseter?

A

Elevate jaw and clench teeth

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5
Q

What is the action of the buccinator?

A

Aid in mastication

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6
Q

What is the action of the sternocleidomastoid?

A

Draws head toward shoulders, flex head

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7
Q

What is the action of the zygomaticus major?

A

Draws mouth upward

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8
Q

What is the action f the orbicularis oris?

A

Contraction, protrusion of lips

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9
Q

What is the action of the mylohyoid?

A

Elevate hyoid and base of the tongue

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10
Q

What is the action of the digastric?

A

Raises hyoid and base of the tongue

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11
Q

What is the action of the omohyoid?

A

Depresses, retracts hyoid and larynx

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12
Q

What is the action of the thyrohyoid?

A

Depresses larynx and hyoid, elevate thyroid cartilage

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13
Q

What is the action of the sternohyoid?

A

Depresses larynx and thyroid cartilage

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14
Q

What is the action of the sternohyoid?

A

Depresses larynx and hyoid

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15
Q

What is the action of the rectus abdominis?

A

Flex pelvis and vertebral column, support viscera

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16
Q

What is the action of the external oblique?

A

Support viscera

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17
Q

What is the action of the transverse abdominis?

A

Support viscera

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18
Q

What is the action of the internal oblique?

A

Support viscera

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19
Q

What is the action of the internal intercostal?

A

Lower ribs on forced expiration

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20
Q

What is the action of the external intercostals?

A

Elevate ribs on inspiration

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21
Q

What is the action of the deltoid?

22
Q

What is the action of the pectoralis major?

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A

Adduct arm and rotate medially

23
Q

What is the action of the serratus anterior?

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A

Abduct scapula, raise ribs

24
Q

What is the action of the pectoralis minor?

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A

Lowers lateral angle of scapula and pulls shoulder forward

25
What is the action of the coracbrachialis?
Flexion and abduction of the arm
26
What is the action of the biceps brachii?
Flex and supinate forearm
27
What is the action of the sartorius?
Flexes leg on thigh, flexes thigh on pelvis
28
What is the action os the tibialis anterior?
Dorsiflex and invert foot
29
What is the action of the psoas major?
Flex thigh, flex vertebral column
30
What is the action of the iliacus?
Flex thigh, tilt pelvis forward
31
What is the action of the pectineus?
Adduct, flex, medially rotate thigh
32
What is the action of the adductor longus?
Adducts thigh
33
What is the action of the adductor magnus?
Adducts thigh
34
What is the action of the gracilis?
Flex eg and medially rotate at hip joint, adduct thigh
35
What is the action of the brachioradialis?
Flex forearm after started by bicep and brachialis
36
What is the action off the palmaris longus?
Flex wrist and assist in pronation and flexion of the forearm
37
What is the action of the brachialis?
Flexes forearm
38
What is the action of the pronator teres?
Pronate arm, assist in forearm flexion
39
What is the action of the flexor carpi radialis?
Flex wrist, assist in pronation and abduction of the hand
40
What is the action of the flexor carpi ulnaris?
Flex wrist and assist in wrist adduction
41
What is the action of the flexor digitorium superficialis?
Flex middle and proximal phalanges of digit II-V
42
What is the action of the tensor fasciae latae?
Assists in flexing, abducting and medially rotating thigh
43
What is the action of the adductor longus?
Adducts thigh
44
What is the action of the rectus femoris?
Extend leg, flex thigh
45
What is the action of the vastus lateralis?
Extend leg
46
What is the action of the vastus medialis?
Extend leg, draw patella medially
47
What is the action of the fibularis longus?
Plantarflex, evert foot
48
What is the action of the fibularis brevis?
Plantarflex, evert foot
49
What is the action of the extensor digitorium longus?
Extend phalanges II-V
50
What is the action of the extensor hallicus longus?
Extend great toe and dorsiflexion
51
What is the action of the thenar muscles?
Radial aspect of the palm
52

Human Anatomy and Physiology Lab (1 decks)

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