LAB MANUAL FOR HUMAN A&P MAIN VERSION
LAB MANUAL FOR HUMAN A&P MAIN VERSION
4th Edition
ISBN: 9781266871016
Author: Martin
Publisher: MCG
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Chapter 28, Problem 3PL
Summary Introduction

Introduction:

Spinal cord gives rise to two roots of spinal nerve: posterior or dorsal root and the anterior or ventral root. The two roots merge to form the spinal nerve. The spinal nerve carries sensory and motor signals between the spinal cord and the body.

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Name the structure indicated by the arrow in this longitudinal view of the spinal cord
Which of the following does not describe the spinal nerves? A.They are created through a combination of dorsal and ventral roots. B. They exit the vertebral column through intervertebral spaces. C. Some are made up of only sensory fibers, while others are made up of motor fibers. D. There are thirty-one spinal nerves. They are named based on where they exit the vertebral column.
Which of the following describes the ascending tracts and the descending tracts of the spinal cord? A. The ascending tracts contain motor impulses, and the descending tracts contain sensory information.B. Both the ascending and descending tracts contain sensory information.C. The ascending tracts contain sensory information, and the descending tracts contain the motor impulses.D. Both the ascending and descending tracts contain motor impulses.

Chapter 28 Solutions

LAB MANUAL FOR HUMAN A&P MAIN VERSION

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