Functions Spinal Cord Question & Answer Guide (With Explanation)

This type of question evaluates analytical and critical thinking skills.

What This Question Is About

This question relates to functions spinal cord and requires a structured academic response.

How to Approach This Question

Use appropriate theories and support your answer with clear reasoning.

Key Explanation

This topic involves functions spinal cord. A strong answer should include explanation, application, and examples.

Original Question

FUNCTIONS OF THE SPINAL CORD _________________________________________________ _________________________________________________ ____________________________________________________________________________________________________________________________ PROTECTION OF THE SPINAL CORD The spinal cord is protected by: __________________________________________________________ __________________________________________________________ __________________________________________________________ The _________________________________ are composed of three layers: ________________________________________ ________________________________________ ________________________________________ ANATOMY OF THE SPINAL CORD The spinal cord begins as an extension of the medulla oblongata at the Level of the _____________________________________ and Terminates at the level of ____________________. SENSORY AND MOTOR PROCESSING The internal anatomy of the spinal cord allows for _____________________________ and ____________________________________ information to be processes in an organized way. SPINAL NERVES Spinal nerves connect the _______________________ to ______________________________, _______________________________ and _______________________________ and are part of the _______________________________________________________________________. _________________ pairs of spinal nerves. ____________________________ and __________________________ roots attach a spinal nerve to a segment of the spinal cord. Shortly after passing through the _______________________________________________ a spinal nerve divides into several branches known as __________________________. ___________________________________________ – certain segments of the skin are supplied by spinal nerves that carry somatic sensory nerve impulses to the brain. PLEXUS ____________________________________ – supplies the skin and muscles of the head, neck, superior portion of the shoulders, chest and diaphragm. __________________________________________ – provides almost the entire nerve supply to the shoulders and upper limbs. ___________________________________ ____________________________________ SPINAL CORD PHYSIOLOGY In order to maintain __________________________________, the spinal cord must propagate nerve impulses and integrate information. How does information travel in the spinal cord? ____________________________________________ conduct nerve impulses to and from the ______________________________. ____________________________________________ receives and integrates incoming and outgoing information to perform ___________________________. REFLEXES AND REFLEX ARCS A ______________________________ is a fast, involuntary, unplanned response to a particular stimulus. Reflexes help to maintain _______________________________________ The gray matter of the spinal cord serves as the integrating center for ___________________________________________. General Components of a Reflex Arc Vocabulary Terms Ipsilateral: Contralateral: Monosynaptic: Polysynaptic: Reciprocal Innervation: Stretch Reflex: causes contraction of a muscle that has been stretched Tendon Reflex: causes relaxation of the muscle attached to the stimulated tendon Flexor (Withdrawal) Reflex: causes withdrawal of a limb to avoid injury or pain Cross-Extensor Reflex: maintains balance during a withdrawal reflex DISORDERS ____________________________________ – monoplegia, paraplegia, hemiplegia, quadriplegia Damage that results from traumatic injuries depends on: _________________________________________________________________ OR _________________________________________________________________ Spinal cord compression Degenerative diseases Shingles Poliomyelitis

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