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CHAPTER 13

42 Questions  I  414 Attempts  I  Created By failatlife 1136 days ago
Questions that will be on this upcoming exam.

  


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Question Excerpt From CHAPTER 13
Q.1)  Which of the following fractures would be the least likely to cause a spinal cord injury?
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B.
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D.
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Q.2)  The signals that control your handwriting travel down the spinal cord in
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B.
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D.
E.
Q.3)  Cerebrospinal fluid fills in the space between
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B.
C.
D.
E.
Q.4)   The upper motor neurons that control skeletal muscles begin with a soma in
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B.
C.
D.
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Q.5)  The following are all functions associated with the spinal cord expect
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B.
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Q.6)  Which if the following sensory functions involves neurons in the posterior root ganglia?
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B.
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Q.7)  The spinal cord is divided into all of the following regions except
A.
B.
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D.
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Q.8)             carry motor commands from the brain along the spinal cord.
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B.
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Q.9)  Many upper motor neurons synapse with lower motor neurons in
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B.
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D.
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Q.10)  There are        pairs of spinal nerves
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B.
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D.
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Q.11)  Epidural anethesia is introduced in the epidural space between            to block pain signals during pregnancy
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B.
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Q.12)  Gray matter contains
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B.
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Q.13)  Second-order neurons synapse with third-order neurons in the
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Q.14)                 keeps nerve fibers insulated from one another
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B.
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D.
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Q.15)  a ganglion is a
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Q.16)  Which of the following structures is the richest in lipid content?
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B.
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Q.17)  The cervical plexus gives origin to the        nerve(s).
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B.
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Q.18)  A          is a cordlike organ composed of numerous       .
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B.
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Q.19)  The ventral rami of the spinal nerves form plexuses in all regions except
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D.
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Q.20)  tendon organs are
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Q.21)  The bundle of nerve roots tha occupy the vertebral canal from L2 to S5 is called the 
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Q.22)  A mixed nerve consist of both
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Q.23)  Which of the following nerves originates in the coccygeal plexus?
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B.
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D.
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Q.24)         fibers innervate eyes and ears
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B.
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Q.25)  Neurosomas of the posterior root are located in the     , whereas neurosomas of the anterior root are located in the      .
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Q.26)  Which of the following branches of a spinal nerve have somas of solely sensory neurons?
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B.
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D.
E.
Q.27)  These are all properties of reflexes except
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Q.28)  Which of these is an ascending tract of spinal cord
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Q.29)  The quickest reflex arcs involve only two neurons, thus forming          reflex arcs.
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Q.30)  A muscle spindle contains mostly
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Q.31)  You go to the movies after a long day and you begin to nod off as soon as the movie starts. Your head starts to lower a little but this reflex causes your head to rise. This is called the
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Q.32)  Somatosensory refers to these sensory signals except the sensory signals from
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Q.33)  A nurse pricks your finger to type your blood. You flinch at the pain, pulling your hand back. THis is called the
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Q.34)  The flexor (withdrawal) reflex employs a            , which maintains a sustained contraction.
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B.
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D.
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Q.35)  The fibers that carry action potentials to cause skeletal muscle to contract are
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Q.36)  The tendon reflex
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B.
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Q.37)  If a bee sting on the right though causes quick involuntary reaction of the right arm, this would be an example of
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Q.38)  A reflex where the sensory inout and motor output are on opposite sides of the spinal cord is called a(n)       reflex arc
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B.
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D.
E.
Q.39)  Which of the following groups of muscles have the most muscle spindles?
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Q.40)  In the patellar tendon reflex arc, the patellar ligament is stretched, which stretches the quadriceps femoris muscle of the thigh. This reflex will cause the quadriceps femoris to
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Q.41)  this reflex shows the least synaptic delay
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Q.42)  The sensitivity of the muscle spindle is maintained by
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B.
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D.
E.

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