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school 2018 > Anatomy Lab 2 > Flashcards

Anatomy Lab 2 Flashcards

1
Q

What innervates Pectoralis Major and Minor?

A

Lateral and Medial Pectoral Nerve

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2
Q

Pectoralis Major Actions

A

Clavicular Head: Flexes humerus

Sternocostal Head: Adducts humerus

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3
Q

Pectoralis Minor Actions

A

Stabilize Scapula, Raises Ribs

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4
Q

What innervates Serratus Anterior (upper ribs, and medial margin of scapula)?

A

Long Thoracic Nerve of Brachial Plexus

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5
Q

Serratus Anterior Actions

A

Protracts and Stabilize Scapula

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6
Q

What innervates Latissimus Dorsi (Spinous process (T7-L5), and intertubercular groove of humerus)?

A

Thoracodorsal Nerve

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7
Q

Latissimus Dorsi Actions

A

Adducts, extends and rotates arm

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8
Q

What innervates the Trapezius(external occipital protuberance/spinal process, and nuchal ligament)?

A

Accessory and Cervical Spinal Nerves

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9
Q

Trapezius Actions

A

Rotates, retracts, elevate/depress scapula

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10
Q

Levator Scapula Innervation (Post tubercles of transverse process, and medial border of scapula)?

A

Cervical and Dorsal Scapular Nerve

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11
Q

Levator Scapulae Actions

A

Elevates Scapula

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12
Q

What innervates the Deltoid (clavicle acromion, spine, and deltoid tuberosity of humerus) and Teres Minor (lateral border of the scapula, and greater tubercle of humerus)?

A

Axillary Nerve

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13
Q

Deltoid Actions

A

Flex/extends and abducts shoulder

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14
Q

Infraspinatus Innervation (infraspinous fossa of scapula, and greater tubercle of humerus)

A

Suprascapular Nerve

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15
Q

Infraspinatus and Teres Minor Actions

A

Lateral Rotation of arm and stabilize humerus

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16
Q

Teres Major Innervation (inferior angle of the scapula, and intertubercular sulcus of the humerus)

A

Lower Subscapular Nerve

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17
Q

Teres Major Actions

A

Adducts, rotates and extends the humerus,

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18
Q

Subscapularis Innervation (subscapularis fossa, and less tubercle of humerus)

A

Upper and Lower Subscapular Nerve

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19
Q

Subscapularis Actions

A

Internally rotates and adducts humerus, stabilize shoulder

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20
Q

Supraspinatus Innervation (supraspinatus fossa of scapula, and greater tubercle of humerus)

A

Suprascapular Nerve

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21
Q

Suprasinatus Actions

A

Abducts arm and stabilize humerus

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22
Q

Rhomboid Major (spinous process of T2-T5 vertebrae, and medial border of scapula) and Rhomboid Minor (nuchal ligaments and spinous process, and medial border of scapula) Innervation

A

Dorsal Scapular Nerve

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23
Q

Rhomboid Major and Minor Actions

A

Retracts and rotates scapula

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24
Q

Biceps Brachii (SH: coracoid process and LH: supraglenoid tubercle, and radial tuberosity) and Coracobrachialis (coracoid process, and humerus) Innervation

A

Musculocutaneous Nerve

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25
Q

Biceps Brachii Actions

A

Flexes elbow, flex and abducts shoulder, supinate radioulnar joint in forearm

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26
Q

Coracobrachialis Actions

A

Adducts Humerus, flexes arm at glenohumeral joint

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27
Q

Triceps Brachii (LH: infraglenoid tubercle LatH: above radial groove MH: below radial grove, and Olecranon process) Innervation

A

Radial and Axillary Nerve

28
Q

Triceps Actions

A

Extends forearm and shoulder, adducts arm

29
Q

Brachialis (humerus, and coronoid process and tuberosity of ulna) Innervation

A

Musculocutaneous and Radial Nerve

30
Q

Brachialis Actions

A

Elbow flexion

31
Q

Pronator Teres(HH: Medial supracondylar ridge
UH: coronoid process) and
Flexor Carpi Radialis ( medial epicondyle of humerus, and 2-3 metacarpal bones) and
Flexor Digitorum Superficialis (medial epicondyle and radius and ulna, and middle phalanges of 4 fingers) and
Flexor Digitorum Profundus (ulna, interosseous membrane, and base of distal phalanges)
Pronator Quadratus (medial, anterior surface of ulna, and lateral anterior surface of the radius)
Opponens Pollicis (trapezium, and metacarpal bone)
Abductor Pollicis (transverse carpal ligament, and scaphoid and trapezium)

A

Median Nerve

32
Q

Pronator Teres Actions

A

Pronates forearm, flexes elbow

33
Q

Flexor Carpi Radialis Actions

A

Flex and Abducts wrist

34
Q

Flexor Carpi Ulnaris ( medial epicondyle and olecranon of ulna, and Pisiformis, hook of hamate, and base of 5th metacarpal bone) Innervation and Actions

A

Ulnar Nerve

Flex and Adducts wrist

35
Q

Flexor Digitorum Superficialis Actions

A

Flex fingers

36
Q

Pronator Quadratus Actions

A

Pronates forearm

37
Q

Flexor Digitorum Profundus Actions

A

Flex hand and interphalangeal joints

38
Q

Brachioradialis (lateral supracondylar ridge of humerus, and radial styloid process) and
Extensor Carpi Radialis Longus (lateral supracondylar ridge, and 2nd metacarpal) Innervation

A

Radial Nerve

39
Q

Brachioradialis Actions

A

Flex elbow

40
Q

Extensor Carpi Radialis Longus Action

A

Extends wrist joints, abducts hand at the wrist

41
Q

Extensor Carpi Radialis Brevis (humerus, and base of 3rd metacarpal), and Extensor Carpi Ulnaris (HH: lateral epicondyle of the humerus UH: olecranon, and 5th metacarpal) and Supinator (lateral epicondyle, and lateral proximal radial shaft) Innervation

A

Deep branch of the radial nerve

42
Q

Extensor Carpi Radialis Brevis Actions

A

Extends and abducts hand at wrist

43
Q

Extensor Carpi Ulnaris Actions

A

Extends and adducts wrist

44
Q

Extensor Digitorum (lateral epicondyle, and middle and distal phalanges of 2-5 fingers) Innervation

A

Posterior Interosseous Nerve

45
Q

Extensor Digitorum Actions

A

extends hand, wrist, and fingers

46
Q

Supinator Actions

A

Supinates forearm

47
Q

Opponens Pollicis and Flexor Pollicis Brevis Actions

A

Flex thumb

48
Q

Flexor Pollicis Brevis (trapezium, and thumb) and Lumbricals (flexor digitorum profundus, and extensor expansion) Innervation

A

Median and Ulnar Nerves

49
Q

Lumbricals Actions

A

Flexes metacarpophalangeal joints, extend interphalangeal joints

50
Q

Adductor Pollicis and
Abductor Digiti Minimi and Flexor Digiti Minimi and Opponens Digiti Minimi and Dorsal Interossei and Palmar Interossei Innervation

A

Ulnar Nerve

51
Q

Adductor Pollicis Actios

A

Adducts thumb

52
Q

Abductor Digiti Minimi Actions

A

Abducts pinky

53
Q

Flexor Digiti Minimi Brevis Actions

A

Flexes pinky

54
Q

Dorsal Interossei Actions

A

Abducts 2-4 fingers

55
Q

Palmar Interossei Acctions

A

Adducts 2, 4, and 5 fingers

56
Q

Sternocleidomastoid Innervation

A

Spinal Accessory Nerve

57
Q

Sternocleidomastoid Actions

A

Unilaterally: contralateral cervical rotation, ipsilateral flexion
Bilaterally: cervical flexion, elevates sternum

58
Q

Anterior, Middle, and Posterior Scalene Innervation

A

Cervical Nerves

59
Q

Anterior, Middle, and Posterior Scalene Actions

A

Flex neck, and elevates 1st, 2nd ribs

60
Q

Splenius Capitis Innervation

A

Posterior ramus of Spinal Nerves

61
Q

Splenius Capitis Actions

A

Extends, and laterally flex head

62
Q

Rectus Capitis Lateralis and Rectus Capitis Anterior Actions

A

C1 and C2 Spinal Nerves

63
Q

Rectus Capitis Lateralis Actions

A

Flex, and stabilize head

64
Q

Longus Colli Innervations

A

C2-C6 Spinal Nerves

65
Q

Longus Colli Actions

A

Flexes neck and head

66
Q

Longus Capitis Innervations

A

C1-C3 Spinal Nerves

67
Q

Longus Capitis Actions

school 2018 (9 decks)

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