Transcript Study Nervous System

WORLD’S #1 ACADEMIC OUTLINE
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CERVICOBRACHIAL PLEXUS
LUMBOSACRAL PLEXUS
Cerebellum
1st cervical vertebrae (transverse process)**
Trace of the mandible
Supraclavicular n.
1st cervical n.
7th cervicle vertebrae
(pedicle & transverse process)**
1st thoracic vertebrae
Upper trunk
(pedicle)**
Middle trunk
Trace
of the scapula Cervical
Inferior trunk
plexus
Lateral cord
Posterior cord
8th cervical n.
Medial cord
1st thoracic n.
Humerus
Spinal cord
Musculocutaneous n.
Trace of the scapula
Cervical
plexus
C1-C4
Cervical
n.n.
C1-C8
Brachial
plexus
C5-T1
C1
C2
C3
C4
C5
C6
C7
C8
T1
T2
T3
T4
Thoracic
T5
n.n.
T1-T12 T6
Brain
1st lumbar vertebrae (pedicle)**
5th lumbar vertebrae (pedicle)**
Iliohypogastric n.
Ilioinguinal n.
Genitofemoral n.
Lateral femoral cutaneous n.
Trace of the pelvis
Intercostal n.n.
Femoral n.
Superior gluteal n.
Inferior gluteal n.
Brachial
plexus
Posterior femoral
cutaneous n.
Musculocutaneous n.
T10
Ulnar n.
Iliohypogastric n.
Inferior rectal n.
Dorsal n. of
penis (clitoris)
Deep branch
Ilioinguinal n.
m. = muscle
n. = nerve
n.n. = nerves
** = cut
Pudendal n.
Median n.
Ulnar n.
Posterior brachial
cutaneous n.
Femur
Muscular
branches
Subcostal n.
Median n.
Coccygeal
n.
Sciatic n.
Radial n.
Cauda equina
Radial n.
Cutaneous n.
of forearm
T9
Sacral
plexus
L5-S4
Sacral
n.n.
S1-S5
L5
S1
S2
S3
S4
S5
Axillary n.
Conus medullaris
Axillary n.
T8
T11 Thoracic
n.n.
T12 T1-T12
L1 Lumbar
plexus
L2 T12-L4
L3 Lumbar
n.n.
L4 L1-L5
Sacrum, is made up of 5 fused
vertebrae (pedicles)**
Trace of the spinal column
T7
12th thoracic vertebrae (pedicle)**
Perineal n.
Superficial branch
Muscular branches
Lumbar plexus
Trace of the pelvis
Dorsal branch
Sacral plexus
Superior & inferior gluteal n.n.
Palmar branch
Dorsal digital n.n.
Sciatic n.
Femoral n.
Palmar digital n.n. of the median n.
Dorsal digital n.n.
SPINAL CORD
Dorsal root (sensory)
Palmar digital n.n. of the ulnar n.
Posterior femoral cutaneous n.
NERVE STRUCTURE
Femoral n.
Nucleolus
Nucleus
Muscular branches
Axon hillock
Pudendal n.
White matter (sensory)
Ventral root (motor)
Synapse
Spinous process
Common peroneal
(fibular) n.
White matter (motor)
Myelin sheath
Dendrites
Tibial n.
Pia mater
Sensory ganglion
Axon (n. fiber)
Saphenous n.
Gray matter
Muscular
branches
Motor n. fibers
Nissl
substance
Schwann cell
nucleus
Arachnoid matter
Superior articular
process
Cell body
Deep peroneal n.
N. fibers
Pedicle
Transverse
process
Striated m.
Saphenous n.
Dura mater
Gray & white rami
communicantes
Sympathetic ganglion
Medial dorsal
cutaneous n.
Axonal terminal
Telodendria
Common dorsal
digital n.n.
Common plantar
digital n.n.
Medial plantar n.
Proper plantar digital n.n.
Vertebral body (centrum)
NERVOUS SYSTEM
Endoneurium
Perineurium
Blood vessels
Sympathetic trunk
Intervertebral disc
Schwann
cell
Fascicle
Myofibrils
Lateral plantar n.
Inferior articular
process & facet
Impulse
direction
Neurilemma
(sheath of Schwann)
Node of
Ranvier
(axon)
Epineurium
CUTANEOUS INNERVATION:
DERMATOMES & PERIPHERAL NERVE DISTRIBUTIONS
C2
V1
V2
V3
C3
C4
Greater occipital n.
Lesser occipital n.
Ophthalmic n.
Maxillary n.
Trigeminal n.
Mandibular n.
Lesser occipital n.
Transverse cervical n.
C3
Supraclavicular n.n.
Axillary n.
Lower lateral brachial
cutaneous n.
Medial antebrachial
cutaneous n.n.
T5
T6
T7
T8
T9
T10
Lateral antebrachial
cutaneous n.n.
Iliohypogastric n.
Genitofemoral &
ilioinguinal n.
T11
T12
L1
S2
L2
Ulnar
palmar n.
Radial n.
superbrachial
branch
Median n.:
palmar
branch
Digital
branches
S3
Genitofemoral n.
L3
Palmar
digital
branch
Dorsal n. of penis
Lateral femoral
cutaneous n.
Scrotal branch of
perineal n.
L4
C6 C7
C8
Laterial cutaneous rami
of thoracic spinal n.n.
Axillary n.
Intercostobrachial &
medial brachial
cutaneous n.n.
Posterior brachial
cutaneous n.
Inferior lateral
cutaneous n.
Lateral antebrachial
cutaneous n.
Posterior antebrachial
cutaneous n.
Medial antebrachial
cutaneous n.
Radial n.
superficial
& dorsal
digital
branches
S4
S5
Co1
Ulnar n.
Median
n.
L1
Anterior femoral
cutaneous n.
Obturator n.
L2
Common peroneal n.
Infrapatellar branch
of the saphenous n.
L5
Posterior cutaneous rami
of thoracic spinal n.n.
C4
C5
C6
C7
C8
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10
T11
T12
L1
L2
L3
L4
L5
S1
S2
S3
Medial brachial cutaneous &
intercostobrachial n.n.
T4
C8
Posterior branches of
occipital n.
C2
T3
C7
Great auricular n.
Intercostal n.n.
1. Anterior cutaneous rami
2. Lateral cutaneous rami
T2
C6
Greater occipital n.
Transverse cervical n.
Supraclavicular n.n.
T1
C5
T1
C8
= Ophthalmic n.
= Maxillary n.
= Mandibular n.
= Cervical
= Thoracic
= Lumbar
= Sacrum
= Coccyx
Great auricular n.
C5
C6
V1
V2
V3
C
T
L
S
Co
L3
Ilioinguinal n.
Superior cluneal n.n.
Inferior & medial cluneal n.n.
Lateral femoral cutaneous n.n.
Annococcygeal n.
Posterior scrotal (labial) n.
Posterior femoral cutaneous n.
Lateral sural cutaneous n.
Obturator n.
Medial crural cutaneous branches
of the saphenous n.
L4
S1
L5
Infrapatellar branch of
the saphenous n.
S2
Superficial peroneal (fibular) n.
Common peroneal n.
Lateral sural cutaneous n.
S1
Sural n.
L4
Deep peroneal (fibular) n.
Medial crural cutaneous
branches of the saphenous n.
Sural n.
Superficial peroneal n.
Tibial n.
L5
Lateral plantar n.
Medial plantar n.
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ISBN-13: 978-142320741-2
ISBN-10: 142320741-6
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