LooseLeaf for Human Anatomy
5th Edition
ISBN: 9781259285271
Author: Michael McKinley Dr., Valerie O'Loughlin, Elizabeth Pennefather-O'Brien
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 16, Problem 4MC
Axons cross from one side of the spinal cord to the other through a region called the
a. | lateral horn. |
b. | posterior horn. |
c. | gray commissure. |
d. | anterior horn. |
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A collection of spinal nerves that join together after leaving the spinalcord is called aa. ganglion. c. projection nerve.b. nucleus. d. plexus.
Axons of sensory neurons synapse with the cell bodies of interneurons in the of spinal cord gray matter.a. ventral horn d. gray commissureb. lateral horn e. lateral columnsc. dorsal horn
The anterior root of a spinal nerve containsa. axons of both motor and sensory neurons.b. axons of sensory neurons only.c. interneurons.d. axons of motor neurons only.
Chapter 16 Solutions
LooseLeaf for Human Anatomy
Ch. 16 - Prob. 1WYLCh. 16 - Prob. 2WYLCh. 16 - What is the function of the denticulate ligaments?Ch. 16 - Prob. 4WYLCh. 16 - Prob. 5WYLCh. 16 - Prob. 6WYLCh. 16 - Prob. 7WYLCh. 16 - Prob. 8WYLCh. 16 - Prob. 9WYLCh. 16 - Prob. 10WYL
Ch. 16 - Prob. 11WYLCh. 16 - Prob. 12WYLCh. 16 - Prob. 13WYLCh. 16 - Prob. 14WYLCh. 16 - Match each numbered item with the most closely...Ch. 16 - Prob. 1MCCh. 16 - Prob. 2MCCh. 16 - Identify the meningeal layer immediately deep to...Ch. 16 - Axons cross from one side of the spinal cord to...Ch. 16 - The radial nerve originates from the ______...Ch. 16 - Prob. 6MCCh. 16 - Prob. 7MCCh. 16 - Prob. 8MCCh. 16 - Prob. 9MCCh. 16 - Which statement is true about intercostal nerves?...Ch. 16 - Prob. 1CRCh. 16 - Where is the epidural space? What is housed there?Ch. 16 - Prob. 3CRCh. 16 - Where are the cervical plexuses located, and what...Ch. 16 - Prob. 5CRCh. 16 - Prob. 6CRCh. 16 - What muscles do the tibial and common fibular...Ch. 16 - Prob. 8CRCh. 16 - What are the differences between withdrawal,...Ch. 16 - Where are the basal plates of the neural tube, and...Ch. 16 - Prob. 1DCRCh. 16 - Prob. 2DCR
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- 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.arrow_forwardAll the following are branches of the femoral nerve except: a. medial femoral cutaneous nerve b. saphenous nerve c. nerve to vastus medialis d. lateral femoral cutaneous nerve e. nerve to sartoriusarrow_forwardThe cranial nerve responsible for chewing is a. trochlear. b. facial. c. glossopharyngeal. d. trigeminal.arrow_forward
- The acute viral infection that usually affects the intercostal nerves is calleda. Bell’s palsy.b. neuralgia.c. sciatica.d. shingles.arrow_forwardThe tapered inferior end of the spinal cord is called thea. conus medullaris.b. filum terminale.c. cauda equina.d. posterior rootarrow_forwardDamage to the surface tissue of the spinal cord will most likely affecta. information processing within the spinal cord.b. the stimulation of sensory organs.c. communication between the peripheral nervous system and the brain.d. reflex arcs.arrow_forward
- The cranial nerve involved in moving the tongue is thea. trigeminal (V). d. accessory (XI).b. facial (VII). e. hypoglossal (XII).c. glossopharyngeal (IX).arrow_forwardThe thoracic spinal cord has the smallest dorsal horn area because: a. the trunk is the most innervated area of the body and therefore there are more projections into the dorsal horn there. b. the trunk is the least innervated area of the body and therefore there are fewer projections into the dorsal horn there. c. most of the descending upper motor neurons have already entered the ventral horn. d. There are many motor neurons to control the small muscles around the spine.arrow_forwardName the structure that the arrow is pointing at.A. ThalamusB. PutamenC. Internal capsule D. Head of caudate nucleusE. Globus pallidusarrow_forward
- Mark the following statements about the spinal cord as true or false. If a statement is false, correct it to make a true statement.a. The spinal cord functions as a relay and processing station.b. The spinal cord extends from the foramen magnum to the level between the first and second lumbar vertebrae.c. The epidural space around the spinal cord is only a potential space.d. The posterior horn of spinal gray matter contains the cell bodies of motor neurons.e. The corticospinal tracts are the main sensory tracts in the spinal cordarrow_forwardWhich cranial nerve has three divisions (ophthalmic, maxillary,and mandibular)?a. accessory (CN XI)b. glossopharyngeal (CN IX)c. trigeminal (CN V)d. hypoglossal (CN XII)arrow_forwardThe vertebral canal is occupied by a bundle of spinal nerve roots called a. the terminal filum. b.Below L2 the descending tracts. c. the gracile fasciculus. d. the medullary cone. e. the cauda equina.arrow_forward
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