Anatomy and Physiology Chapter 13 – Spinal Cord and Spinal Nerves | Verified Glossary with Functional Diagrams and Reflex Pathways

Anatomy and Physiology Chapter 13, Spinal Cord and
Spinal Nerves questions with verified answers
2 roots Ans✓✓✓Dorsal root and ventral root (Diagram on note card)


2 types of white matter Ans✓✓✓Ascending and Descending


Agonist Vs. Antagonist Ans✓✓✓Two things have the same function
Vs. Having the opposite functions of each other


Autonomic reflex effector Ans✓✓✓Smooth or cardiac muscle/ gland


Brachial plexuses Ans✓✓✓Innervates shoulder and upper limbs


Cauda Equina Ans✓✓✓Horses Tail, Nerves. (Diagram on note card)


Cervical plexuses Ans✓✓✓Innervates head and neck, Phrenic nerve


Communicating ramus Ans✓✓✓Anatomic nervous system (Diagram)


Conus Medullaris Ans✓✓✓End of spinal cord, L1 and L2 (Diagram on
note card)


Crossed extensor reflex Ans✓✓✓Polysynaptic, and contralateral

, Denticulate ligament Ans✓✓✓Extensions of pia mater and holds spinal
cord in place


Dorsal (Posterior) Ramus Ans✓✓✓Back to torso(Diagram on note
card)


Dorsal Root Ans✓✓✓Sensory, dorsal root ganglion


Endoneurium Ans✓✓✓Surrounds axon (Diagram on note card)


Epidural Space Ans✓✓✓On top of Dura Mater, fat layer (Diagram on
note card)


Epineurium Ans✓✓✓Surrounds nerve (Diagram on note card)


External Anatomy Ans✓✓✓Roughly cylindrical. Cervical and lumbar
enlargements, conus medullaris, filum terminate, cauda equina (Diagram
on note card)


Filum Terminate Ans✓✓✓Extension of the pia mater past the actual
spinal cord, L4 and L5. Allows for collection of spinal fluid (Diagram
on note card).