NERVE/SPINAL/PLEXUS INNERVATION
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Nerve: C3 Spinal Segment: | C3
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| Nerve: C3 Plexus Portion: | Cervical. N/A in Brachial Plexus
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| Nerve: C3 Muscle / Muscles: | No unique muscles
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| Nerve: C4 Spinal Segment: | C4
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| Nerve: C4 Plexus Portion: | Cervical. N/A in Brachial Plexus
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| Nerve: C4 Muscle / Muscles: | No unique muscles
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| Nerve: C5 Spinal Segment: | C5
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| Nerve: C5 Plexus Portion: | Superior trunk
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| Nerve: C5 Muscle / Muscles: | No unique muscles
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| Nerve: C6 Spinal Segment: | C6
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| Nerve: C6 Plexus Portion: | Superior trunk
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| Nerve: C6 Muscle / Muscles: | No unique muscles
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| Nerve: C7 Spinal Segment: | C7
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| Nerve: C7 Plexus Portion: | Middle trunk
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| Nerve: C7 Muscle / Muscles: | No unique muscles
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| Nerve: C8 Spinal Segment: | C8
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| Nerve: C8 Plexus Portion: | Inferior trunk
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| Nerve: C8 Muscle / Muscles: | No unique muscles
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| Nerve: T1 Spinal Segment: | T1
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| Nerve: T1 Plexus Portion: | Inferior trunk
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| Nerve: T1 Muscle / Muscles: | No unique muscles
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| Nerve: Long Thoracic Nerve Spinal Segment: | C5, C6, C7
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| Nerve: Long Thoracic Nerve Plexus Portion: | Superior and Middle Trunk
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| Nerve: Long Thoracic Nerve Muscle / Muscles: | Serratus Anterior
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| Nerve: Dorsal Scapular Nerve Spinal Segment: | C4, C5
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| Nerve: Dorsal Scapular Nerve Plexus Portion: | Superior trunk
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| Nerve: Dorsal Scapular Nerve Muscle / Muscles: | Rhomboid Major,
Rhomboid Minor,
Levator Scapulae
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| Nerve: Spinal Accessory Nerve Spinal Segment: | Cranial Nerve 11 (X1) - arises from the medulla of the brain and down the jugular foramen
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| Nerve: Spinal Accessory Nerve Plexus Portion: | N/A
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| Nerve: Spinal Accessory Nerve Muscle / Muscles: | Trapezius
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| Nerve: Subclavian Nerve Spinal Segment: | C5, C6
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| Nerve: Subclavian Nerve Plexus Portion: | Superior trunk
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| Nerve: Subclavian Nerve Muscle / Muscles: | Subclavius
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| Nerve: Suprascapular Nerve Spinal Segment: | C5, C6
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| Nerve: Suprascapular Nerve Plexus Portion: | Superior trunk
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| Nerve: Suprascapular Nerve Muscle / Muscles: | Supraspinatus,
Infraspinatus
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| Nerve: Lateral Pectoral Nerve Spinal Segment: | C5, C6
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| Nerve: Lateral Pectoral Nerve Plexus Portion: | Lateral Cord
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| Nerve: Lateral Pectoral Nerve Muscle / Muscles: | Pectoralis Major
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| Nerve: Musculocutaneous Nerve Spinal Segment: | C5, C6, C7
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| Nerve: Musculocutaneous Nerve Plexus Portion: | Lateral Cord
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| Nerve: Musculocutaneous Nerve Muscle / Muscles: | Biceps Brachii,
Brachialis,
Coracobrachialis
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| Nerve: Medial Pectoral Nerve Spinal Segment: | C8, T1
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| Nerve: Medial Pectoral Nerve Plexus Portion: | Medial cord
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| Nerve: Medial Pectoral Nerve Muscle / Muscles: | Pectoralis Major (Lateral Oblique Portion), Pectoralis Minor
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| Nerve: Medial Brachial Curaneous Nerve Spinal Segment: | T1
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| Nerve: Medial Brachial Curaneous Nerve Plexus Portion: | Medial cord
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| Nerve: Medial Brachial Curaneous Nerve Muscle / Muscles: | None
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| Nerve: Medial Antebrachial Cutaneous Nerve Spinal Segment: | C8, T1
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| Nerve: Medial Antebrachial Cutaneous Nerve Plexus Portion: | Medial cord
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| Nerve: Medial Antebrachial Cutaneous Nerve Muscle / Muscles: | None
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| Nerve: Ulnar Nerve Spinal Segment: | C7, C8, T1
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| Nerve: Ulnar Nerve Plexus Portion: | Medial Cord to Terminal Branch
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| Nerve: Ulnar Nerve Muscle / Muscles: | Flexor Carpi Ulnaris (C7,C8),
FDP Ring (C7,C8,T1),
FDP Small (C7,C8,T1)
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| Nerve: Upper Subscapular Nerve Spinal Segment: | C5, C6
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| Nerve: Upper Subscapular Nerve Plexus Portion: | Posterior cord
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| Nerve: Upper Subscapular Nerve Muscle / Muscles: | Subscapularis (Partial Supply)
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| Nerve: Thoracodorsal Nerve Spinal Segment: | C6, C7, C8
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| Nerve: Thoracodorsal Nerve Plexus Portion: | Posterior Cord
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| Nerve: Thoracodorsal Nerve Muscle / Muscles: | Latissimus Dorsi
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| Nerve: Axillary Nerve Spinal Segment: | C5, C6
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| Nerve: Axillary Nerve Plexus Portion: | Posterior Cord
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| Nerve: Axillary Nerve Muscle / Muscles: | Deltoid,
Teres Minor
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| Nerve: Radial Nerve Spinal Segment: | C5, C6, C7, C8, T1
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| Nerve: Radial Nerve Plexus Portion: | Superior, Middle, and Inferior trunk, to terminal branch
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| Nerve: Radial Nerve directly Muscle / Muscles: (Posterior Interosseous Nerve on another slide) | Triceps Brachii (C7,C8),
Anconeus (C7,C8),
Brachioradialis (C5,C6),
Extensor Carpi Radialis Longus (C6,C7)
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| Nerve: Median Nerve Spinal Segment: | C7, C8, T1
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| Nerve: Median Nerve Plexus Portion: | Medial and Lateral Cords
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| Nerve: Median Nerve directly Muscle / Muscles: (Anterior Interosseous Nerve and Motor Branch of Median Nerve on another slide) | Pronator Teres,
Flexor Carpi Radialis,
Palmaris Longus,
Flexor Digitorum Superficialis - all
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| Nerve: Radial Nerve branching to Posterior Interosseous Nerve Muscle / Muscles: | Extensor Carpi Radialis Brevis,
Supinator,
Extensor Carpi Ulnaris,
Extensor Digiti Minimi,
Extensor Digitorum Communis - all,
Extensor Indicis,
Extensor Pollicis Brevis,
Abductor Pollicis Longus,
Extensor Pollicis Longus
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| Nerve: Motor Branch of Median Nerve Muscle / Muscles: (Anterior Interosseous Nerve and Median Nerve directly on another slide) | Index Lumbrical,
Middle Lumbrical,
Abductor Pollicis Brevis,
Flexor Pollicis Brevis (Superficial Head)
Opponens Pollicis
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| Nerve: Median Nerve branching to Anterior Interosseous Nerve Muscle / Muscles: (Median Nerve directly and Motor Branch of Median Nerve on another slide) | Flexor Digitorum Profundus Index,
Flexor Digitorum Profundus Middle,
Flexor Pollicis Longus,
Pronator Quadratus
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Created by:
danielleot14
Popular Occupational Therapy sets