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Human Anatomy and Physiology I > Muscles of the Head, Neck and Upper Extremities > Flashcards

Muscles of the Head, Neck and Upper Extremities Flashcards

1
Q

carpi

A

wrist

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2
Q

capitis

A

head

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3
Q

oculo

A

eye

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4
Q

halucis

A

big toe

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5
Q

pollicus

A

thumb

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6
Q

ulnaris

A

ulnar side of forearm

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7
Q

radialis

A

radial side of forearm

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8
Q

fascicle arrangement

A

way fascicles are fromed

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9
Q

oblique

A

run on an angle

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10
Q

occipitofrontalis

A

raise eyebrows, wrinkles forehead, look of surprise

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11
Q

orbicularis oris

A

pucker lips , shapes lips during speech

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12
Q

zygomaticus major

A

smiling

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13
Q

buccinator

A

whistling, puff cheeks, assist in chewing

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14
Q

risorius

A

grimacing, pull sides of mouth out

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15
Q

mentalis

A

pouting

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16
Q

platysma

A

pouting, depresses the mandible

  • most superficial muscle.
  • only fascial muscle that actually moves a joint
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17
Q

oribicularis oculi

A

closes the eye

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18
Q

corrugator supercilli

A

wrinkles forehead; frowning

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19
Q

inferior rectus

A

eye look down

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20
Q

medial rectus

A

eye looks medially

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21
Q

superior rectus

A

eye looks up

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22
Q

lateral rectus

A

eye looks laterally

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23
Q

inferior oblique

A

eye rolls, looks up and laterally

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24
Q

superior oblique

A

eye rolls, looks down and medially

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25
Q

mastication

A

chewing

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26
Q

how does the mandible move?

A

anteriorly, superiorly and laterally

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27
Q

deglutition

A

swallowing

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28
Q

muscles that move the tongue and assist in mastication and speech

A
  • genioglossus
  • styloglossus
  • hypoglossus
  • palatoglossus
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29
Q

muscles of the anterior neck that assist in deglutition and speech

A
  • digatric
  • stylohyoid
  • mylohyoid
  • geniohyoid
  • omohyoid
  • sternohyoid
  • sternothyroid
  • thyrhoid
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30
Q

sternocleidomastoid

A

origin: sternum and clavicle
insertion: mastoid process
action: lateral flexion to same side; rotation to opposite side; assist with extension

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31
Q

semispinalis capitis

A

Origin: Articular processes of C4-6 & transverse processes of C7-T7
Insertion: Occipital bone between superior & inferior nuchal lines.
Action: Extension; rotation to opposite side; lateral cervical flexion

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32
Q

Splenius capitis

A

Origin: Ligamentum nuchea spinous processes of C7-T1
Insertion: Occipital bone & mastoid process
Action: Extension; rotation to the opposite side
(most superficial)

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33
Q

Longissimus capitis

A

Origin: Articular process of T1-T4
Insertion: Mastoid Process
Action: Extension; lateral flexion & rotation to same side
(longest)

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34
Q

What muscles move the shoulder girldle?

A

subclavius, pectoralis minor, serratus anterior, levator scapula, rhomboid minor, rhomboid major, trapezius

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35
Q

Subclavius

A

origin: 1st rib
insertion: clavicle
action: stabilizes clavicle during shoulder activity

36
Q

Pectoralis minor

A

origin: outer surface of ribs 3-5
insertion: coracoid process of scapula
action: pulls pectoral girdle forward and downward

37
Q

serratus anterior

A

origin: upper 8 ribs
insertion: vertebra border of inferior angle of scapula
action: abducts (protracts) the scapula

38
Q

Levator Scapula

A

origin: Transvers processes of C1-4
insertion: Superior angle of the scapula
action: elevates the scapula

39
Q

Rhomboid minor

A

origin: spinous processes of C7-T1
insertion: vertebral border of the scapular at the level of the spine
action: adducts the scapula

40
Q

Rhomboid major

A

origin: spinous processes of T2-T5
insertion: Vertebral border of the scapula below the spine
action: Adducts the scapula

41
Q

Trapezius

A

origin: Superior nuchal line, ligamentum nuchae, & spines of C7-T12
insertion: Clavicle, acromion, & spine of the scapula
action: Elevates, adducts, & depresses the scapula

42
Q

glenohumeral

A

Humorous moving on your glenoid cavity

43
Q

Flexors

A

anterior orientation

44
Q

Extensors

A

posterior orientation

45
Q

Abductors

A

lateral orientation

46
Q

Adductors

A

medial orientation

47
Q

internal

A

anterior orientation

48
Q

external

A

posterior orientation

49
Q

brachium

A

upper arm

50
Q

teres

A

long and rounded

51
Q

Pectoralis major

A

origin: clavicle, sternum, costal cartilages of ribs 2-6
insertion: greater tubercle & bicipital (intertubercular) groove
action: Adducts, internally rotates, & flexes the shoulder

52
Q

Deltoid

A

origin: clavicle, acromion, & spine of scapula
insertion: deltoid tuberosity
action: flexes, abducts, & extends the shoulder

53
Q

Teres major

A

origin: inferior angle of scapula
insertion: bicipital groove
action: Adducts, internally rotates, & extends the shoulder

54
Q

Latisimus dorsi

A

origin: Spinous processes of T7-L5, iliac & sacral crests,ribs 8-12, & thoracolumbar fascia
insertion: Greater tubercle & bicipital (intertubercular) groove
action: Adducts, internally rotates, & extends the shoulder

55
Q

Coracobrachialis

A

origin: coracoid process
insertion: Medial margin of humeral shaft
action: Flexes the shoulder

56
Q

rotator cuff

A

subscapularis, supraspinatus, infraspinatus, teres minor

57
Q

Subscapularis

A

origin: Subscapular fossa
insertion: Lesser tubercle the of humerus
action: Internal rotation of shoulder

58
Q

Supraspinatus

A

origin: Supraspinous fossa
insertion: Greater tubercle of the humerus
action: External rotation, assists with abduction.

59
Q

Infraspinatus

A

origin: infraspinous fossa
insertion: Greater tubercle of the humerus
action: External rotation

60
Q

Teres minor

A

origin: Inferior lateral border of the scapula
insertion: Greater tubercle of the humerus
action: External rotation

61
Q

Movements of the glenohumeral joint: Flexion

A

Flexion: pectoralis major, coracobrachialis, deltoid

62
Q

Movements of the glenohumeral joint: Extension

A

Extension: teres major, latissimus dorsi, deltiod

63
Q

Movements of the glenohumeral joint: Adduction

A

Adduction: pectoralis major, latissimus dorsi, teres major

64
Q

Movements of the glenohumeral joint: Abduction

A

Abduction: deltoid, suprasinatus

65
Q

Movements of the glenohumeral joint: internal rotation

A

Internal rotation: pectoralis major, teres major, latissimus dorsi, subscapularis

66
Q

Movements of the glenohumeral joint: External Rotation

A

External rotation: supraspinatus, infraspinatus, teres minor

67
Q

Forearm

A

Only performs flexion and extension

68
Q

Biceps Brachii

A

origin: supraglenoid tubercle & coracoid process
insertion: Radial tuberosity
action: Flexion, secondary shoulder flexor

69
Q

Brachialis

A

origin: Distal, anterior surface of the humerus
insertion: Ulnar tuberosity & coronoid process
action: flexion

70
Q

Brachiordialis

A

origin: Lateral epicondyle of humerus
insertion: Superior to radial styloid process
action: flexion

71
Q

Triceps Brachii

A

origin: inraglenoid tubercle, posterior, lateral and medal surfaces of the humerus
insertion: olecranon process
action: extension, secondary shoulder extensor

72
Q

anconeus

A

origin: lateral epicondyle of humerus
insertion: olecranon process and superior shaft of ulna
action: extension

73
Q

secondary

A

Secondary: always a synergist, it works in flexion and extension but will never do the movement by itself

74
Q

where does forearm movement happen?

A

Forearm movement happens between the radius and the ulna

75
Q

Pronator teres

A

origin: Medial epicondyle of humerus & coronoid process.
insertion: mid lateral surface of radius
action: pronation

76
Q

Pronator quadratus

A

origin: distal shaft of ulna
insertion: distal shaft of radius
action: pronation

77
Q

Supinator

A

origin: lateral epicondyle of humerus
insertion: lateral surface of proximal 1/3 of radius
action: supination

78
Q

deep muscles

A

can not palpate them

79
Q

Flexor carpi radialis

A

origin: Medial epicondyle of humerus
insertion: 2nd & 3rd metacarpals
action: Wrist flexion, radial deviation

80
Q

Palmaris longus

A

origin: Medial epicondyle of humerus
insertion: Palmar aponeurosis
action: Wrist flexion

81
Q

Flexor carpi ulnaris

A

origin: Medial epicondyle of humerus
insertion: Pisiform, hamate, base of 5th metacarpal
action: Wrist flexion, ulnar deviation

82
Q

Extensor carpi radialis longus

A

origin: Lateral epicondyle of humerus
insertion: 2nd metacarpal
action: Wrist extension, radial deviation

83
Q

Extensor carpi radialis brevis

A

origin: Lateral epicondyle of humerus
insertion: 3rd metacarpal
action: Wrist extension, radial deviation

84
Q

Extensor carpi ulnaris

A

origin: Lateral epicondyle of humerus
insertion: 5th metacarpal
action: Wrist extension, ulnar deviation

85
Q

3 joints of the shoulder girdle

A

glenohumeral joint, acromioclavicular joint, sternoclavicular joint

86
Q

bones of the shoulder girdle

A

scapula, clavicle, humerus

Human Anatomy and Physiology I (4 decks)

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