Nervous System

Spinal Cord and Spinal Nerves

Spinal Cord: Cross Section (pg 444 Figure 13.3)

Anterior Rootlets

Anterior Root

Spinal Root

Posterior Root Ganglia Posterior Root Posterior Rootlets

Posterior Grey Horn

Lateral Grey Horn

Anterior Grey Horn

Posterior White Column

AnteriorWhite Column

La

tera

l W

hit

e C

olu

mn

La

tera

l W

hit

e C

olu

mn

Posterior Median Sulcus

Anterior Median Fissure

Central Canal

Grey Commissure

Spinal Nerves

(Skeleton missing C1 and S5)

C2

C8

C7

C6

C5

C4

C3

T1

Spinal

Nerves

(Skeleton missing C1

and S5)

L1

L5

L4

L3

L2

S4

S3

S2

S1

Spinal

Nerves

(Skeleton missing C1

and S5)

T1

T3

T2

Spinal Nerves

(Skeleton missing C1 and S5)

T12

T5

T6

T7

T8

T9

T10

T11

T4

T3

Nervous System½ Man Muscle:

I. Region of the head and neck22. Cerebrum23. Frontal Lobe24. Parietal Lobe25. Occipital Lobe26. Temporal Lobe27. Cerebellum28. Corpus Callosum29. Septum Pellucidum30. Fornix31. Talamus32. Midbrain33. Pons34. Medulla Oblongata35. Olfactory Bulb

36. Optic Nerve37. Occulomotor nerve38. Trochlear nerve39. Trigeminal nerve40. Abducent nerve41. Facial nerve42. Vestibulocochlear nerve43. Glossopharyngeal nerve44. Vagus nerve45. Accessory nerve46. Hypoglossal nerve

•

Nervous System½ Man Muscle:

V. Upper Limb40. Lateral Cord of the brachial plexus41. Medial Cord of the brachial plexus42. Posterior Cord of the brachial

plexus43. Median nerve44. Ulnar nerve45. Axillary nerve47. Radial nerve52. Deep branch of the radial nerve

VI. Lower Limb63. Femoral nerve66. Sciatic nerve67. Inferior gluteal nerve68. Internal Pudendal nerve69. Tibial nerve72. Common fibular nerve; common

peroneal nerve74. Deep fibular nerve; deep peroneal

nerve

Arm Model

20. Median nerve21. Ulnar nerve24. Radial nerve40. Anterior interosseous nerve57. Posterior interosseous nerve69. Common palmar digital nerve70. Proper palmar digital nerve