Physiology
Textbooks
Boundless Anatomy and Physiology
Peripheral Nervous System
Spinal Nerves
Physiology Textbooks Boundless Anatomy and Physiology Peripheral Nervous System Spinal Nerves
Physiology Textbooks Boundless Anatomy and Physiology Peripheral Nervous System
Physiology Textbooks Boundless Anatomy and Physiology
Physiology Textbooks
Physiology
Concept Version 17
Created by Boundless

Overview of the Spinal Nerves

Spinal nerve function table

Spinal nerve function table

Spinal nerve motor functions are presented in a table.

Spinal nerve motor functions are presented in a table. Spinal nerve levels are given, followed by their motor function. C1 to C6: Neck flexors. C1 to T1: Neck extensors; C3, C4, C5: Supply diaphragm; C5, C6: Move shoulder, raise arm, flex elbow; C6: externally rotate the arm; C6, C7: Extend elbow and wrist; C7, C8: Flex wrist; supply small muscles of the hand.T1 to T6: Intercostals and trunk above the waist; T7 to L1: Abdominal muscles; L1 to L4: Flex thigh; L2 to L5 and S1: Adduct thigh, extend leg at knee, abduct thigh, flex leg at the knee, dorsiflex foot, and extend toes; L5, S1, S2: Extend leg at the hip, plantar flex foot, and flex toes.

Source

    Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:

    "Spinal Nerve."
    https://en.wikipedia.org/wiki/Spinal_nerve Wikipedia CC BY-SA 3.0.

Related Terms

  • autonomic
  • dorsal root
  • intervertebral foramen
  • ventral root
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