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1330/2222 Human Anatomy > Unit 3 Brachial Plexus > Flashcards

Unit 3 Brachial Plexus Flashcards

1
Q

Sections

A
  • Roots
  • Trunks
  • Divisions
  • Cords
  • Branches
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2
Q

Roots

A
  • C5-T1
  • 5 in total
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3
Q

Divisions

A
  • Anterior
  • Posterior
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4
Q

Cords

A
  • Lateral
  • Medial
  • Posterior
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5
Q

Braches (Nerves)

A
  • Axillary
  • Radial
  • Musculocutaneous
  • Median
  • Ulnar
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6
Q

Flexor Nerves

A
  • Musculocutaneous
  • Median
  • Ulnar
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7
Q

Extensor Nerves

A
  • Axillary
  • Radial
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8
Q

Axillary Nerve Innervation

A
  • Deltoid
  • Teres minor
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9
Q

Radial Nerve Innervation

A
  • Triceps brachii (long, median, lateral heads)
  • Brachioradialis
  • Extensor carpi radialis (longus, brevis)
  • Posterior interosseous nerve
  • Supinator
  • Abductor pollicis longus
  • Extensor carpi ulnaris
  • Extensor digiti miniml
  • Extensor digitorum
  • Extensor indicis
  • Extensor pollicis (brevis, longus)
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10
Q

Musculocutaneous Nerve Innervation

A
  • Coracobrachialis
  • Bicep brachii
  • Brachialis
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11
Q

Median Nerve Innervation

A
  • Pronator teres
  • Flexor carpi radials
  • Palmaris longus
  • Flexor pollicis longus
  • Flexor digitorum profundus (2, 3)
  • Flexor digitorum superficialis
  • Thenar muscles
  • Lumbricals (2, 3)
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12
Q

Ulnar Nerve Innervation

A
  • Flexor carpi ulnaris
  • Flexor digitorum profundus (4, 5)
  • Palmar interossei
  • Adductor pollicis
  • Palmaris brevis
  • Hypothenar muscles
  • Lumbricals (4, 5)
  • Dorsal interossei
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13
Q

Long Thoracic Innervation

A
  • Serratus anterior
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14
Q

Suprascapular Innervation

A
  • Supraspinatus
  • Infraspinatus
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15
Q

Lateral Pectoral Innervation

A
  • Pectoralis major
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16
Q

Median Pectoral Innervation

A
  • Pectoralis major
  • Pectoralis minor
17
Q

Thoracodorsal Innervation

A
  • Latissimus dorsi
18
Q

Lower Subscapular Innervation

A
  • Subscapularis
  • Teres major
19
Q

Upper Subscapular Innervation

A
  • Subscapularis
20
Q

Erb-Duchenne Palsy

A
  • Injury to C5-C6 roots
  • Excess angle between neck & shoulder
  • Waiters tip
21
Q

Erb’s-Duchenne Palsy Impairments

A
  • Musculocutaneous & axillary nerves
  • Deltoid
  • Biceps
  • Brachialis
  • Medial rotation
  • Adduction
  • Extended elbow
  • Pronation of forearm
22
Q

Klumpke Paralysis

A
  • Excess angle between arm & body
  • C8-T1
23
Q

Klumpke Paralysis Impairments

A
  • Ulnar nerve
  • Decreased arm & hand movement
  • Loss of sensation (hand)
24
Q

Posterior Arm Innervation

A
  • Radial Nerve
25
Q

Anterior Arm Innervation

A
  • Musculocutaneous
26
Q

Anterior Forearm Innervation

A
  • Median nerve
  • Ulnar nerve

1330/2222 Human Anatomy (32 decks)

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