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Anatomy > Appendicular Muscles > Flashcards

Appendicular Muscles Flashcards

1
Q

Frontalis

A

Forehead muscle

Raises eyebrows

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2
Q

Occipitalis

A

Retracts scalp
Found on occipital (back of head)

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3
Q

Orbicular oris

A

Purses lips
Around the lips

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4
Q

Orbicularis oculi

A

Closes eye
Around the eye

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5
Q

Platysma

A

Neck region
Tenses skin of neck

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6
Q

Zygomaticus major

A

Pulls corners of mouth superiorly

Found on superior zygomatic

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7
Q

Zygomaticus minor

A

Raises upper lip
Below zygomatic major

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8
Q

Buccinator

A

Cheek

Presses cheeks against molars

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9
Q

Temporalis

A

Orgin: parietal bone , frontal bone
Insertion: conoid process of mandible
Action: elevates and retracts mandible at jaw

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10
Q

Masseter

A

Orgin: Zygomatic arch
Insertion: coronoid process of mandible
Action: closes jaw

Ramus of mandible region

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11
Q

Sternocleidomastoid

A

Mastoid to sternum
Orgin: manubrium of sternum
Insertion: mastoid process of temporal bone
Action: laterally flexes

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12
Q

Splenius capitis

A

Attaches at ligamentum nuchae and goes down to mid spine

Orgin : ligamentum nuchae
Insertion: occipital bone
Action: extends head

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13
Q

Splenius cervicis

A

Orgin: spinous process of T3-T6
Insertion: transverse process of cervical vertebrae
Action: extends head

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14
Q

Trapezius

A

On the back beside scapula

Depresses scapula

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15
Q

Levator scapulae

A

Above scapula

Elevates scapula

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16
Q

Rhomboid major

A

Large and beside scapula

Adducts scapula

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17
Q

Rhomboid minor

A

Smaller above rhomboid major

Adducts scapula

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18
Q

Serratus anterior

A

Side of ribs looks jagged

Abducts and stabilizes scapula

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19
Q

Pectoralis minor

A

Goes across your tits
Abducts and depresses scaupula

20
Q

Supraspinatus

A

Supraspinous fossa of scapula
Abducts arm

21
Q

Infraspinatus

A

Orgin: infraspinous fossa of scapula
Insertion: greater tubercle of humerus
Action: laterally rotates arm

22
Q

Teres minor

A

Orgin: lateral border of scapula
Insertion: greater tubercle of humerus
Action: laterally rotates and weakly Adducts arm

23
Q

Subscapularis

A

Orgin: subscapular fossa of scapula Insertion: lesser tubercle of humerus Action: medially rotates arm

24
Q

Teres major

A

Orgin: lateral border of scapula
Insertion: lesser tubercle of humerus Action: extends arm

25
Q

Latissimus dorsi

A

Orgin: iliac crest of ilium
Insertion: intertibercular sulcus of humerus
Action: extends arm

26
Q

Deltoid

A

Orgin: acromial end of scapula
Insertion: deltoid tuberosity of humerus
Action: flexes arm

27
Q

Pectoralis major

A

Orgin: clavicle
Insertion: inter tubercular sulcus of humerus
Action: medially rotates arm

28
Q

Anconeus

A

Extends forearm

29
Q

Coracobrachialis

A

Orgin: coracoid process of scapula
Insertion: middle medial shaft of humerus
Action: Adducts and flexes arm

30
Q

Brachialis

A

Orgin: distal anterior surface of humerus
Insertion: coronoid process of ulna
Action: flexes forearm

31
Q

Brachioradialis

A

Orgin: lateral distal humerus
Insertion: styloid process of radius
Action: flexes forearm

32
Q

Pronator teres

A

Pronates forearm at radioulnar joint

33
Q

Flexor Capri radialis

A

Flexes and abducts hand

34
Q

Palmaris longus

A

Tenses fascia of palm

35
Q

Flexor Capri ulnaris

A

Flexes and adducts hand

36
Q

Flexor digitorum superficialis

A

Flexes hand

37
Q

Flexor digitorum profundus

A

Flexes hand

38
Q

Flexor pollicis longus

A

Flexes distal phalanx of thumb at IP joint

39
Q

Extensor carpi radialis longus
Extensor Carpi radialis brevis

A

Extends and abducts hand

40
Q

Extensor digitorum

A

Extends hand

41
Q

Extensor carpi ulnaris

A

Extends hand

42
Q

Abductor pollicis longus

A

Weakly extends hand

43
Q

Extensor pollicis brevis

A

Weakly extends hand

44
Q

Extensor pollicis longus

A

Weakly extends hand

45
Q

Supinator

A

Supinates forearm at radioulnar joint

Anatomy (15 decks)

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