Anatomy Ch 7 Quiz 6.1

15 Questions | Total Attempts: 173

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Anatomy Ch 7 Quiz 6.1

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Questions and Answers
  • 1. 
    Support cells in the central nervous system are collectively called ________.
    • A. 

      Neuroglia

    • B. 

      Microglia

    • C. 

      Oligodendrocytes

    • D. 

      Myelin sheaths

  • 2. 
    Control of temperature, endocrine activity, metabolism, and thirst are functions associated with the ________.
    • A. 

      Cerebrum

    • B. 

      Cerebellum

    • C. 

      Hypothalamus

    • D. 

      Medulla oblongata

    • E. 

      Thalamus

  • 3. 
    The neuron processes that normally receive incoming stimuli are called ________.
    • A. 

      Schwanna cells

    • B. 

      Dendrites

    • C. 

      Neurolemmas

    • D. 

      Axons

    • E. 

      Satellite cells

  • 4. 
    The term central nervous system refers to the ________.
    • A. 

      Spinal cord and spinal nerves

    • B. 

      Brain, spinal cord, and cranial nerves

    • C. 

      Brain and spinal cord

    • D. 

      Autonomic and peripheral nervous systems

    • E. 

      Brain and cranial nerves

  • 5. 
    Loss of muscle coordination results from damage to the ________.
    • A. 

      Thalamus

    • B. 

      Cerebellum

    • C. 

      Hypothalamus

    • D. 

      Midbrain

    • E. 

      Cerebrum

  • 6. 
    What part of the brain stem houses reflex centers for vision and hearing?
    • A. 

      Reticular formation

    • B. 

      Fourth ventricle

    • C. 

      Pons

    • D. 

      corpora quadrigemina

    • E. 

      Medulla oblongata

  • 7. 
    Fibers that carry information from the skin, joints, and skeletal muscles to the central nervous system are ________.
    • A. 

      Visceral sensory

    • B. 

      Somatic sensory

    • C. 

      Motor

    • D. 

      Parasympathetic

    • E. 

      interneurons (association neurons)

  • 8. 
    Cerebrospinal fluid is reabsorbed into venous blood in the dural sinuses via the ________.
    • A. 

      Choroid plexus

    • B. 

      Cerebral aqueduct

    • C. 

      Pons

    • D. 

      Arachnoid villus

    • E. 

      Hypothalamus

  • 9. 
    Nerve impulse transmissions occurring along myelinated neurons are called ________.
    • A. 

      Sodium-potassium pump

    • B. 

      Threshold

    • C. 

      Graded potential

    • D. 

      Saltatory conduction

    • E. 

      All-or-none response

  • 10. 
    Which one of the following is the correct sequence in connective tissue sheaths, going from outermost to innermost layer?
    • A. 

      Endoneurium, epineurium, perineurium

    • B. 

      Epineurium, perineurium, endoneurium

    • C. 

      Perineurium, endoneurium, epineurium

    • D. 

      Perineurium, epineurium, endoneurium

    • E. 

      Epineurium, endoneurium, perineurium

  • 11. 
    Sally has a brain injury; she knows what she wants to say but can't vocalize the words. The part of her brain that deals with the ability to speak is the ________.
    • A. 

      Broca's area

    • B. 

      Longitudinal fissure

    • C. 

      Central sulcus

    • D. 

      Gyrus

    • E. 

      Primary motor area

  • 12. 
    Myelinated fibers (tracts) form ________ matter while unmyelinated fibers form ________ matter.
    • A. 

      White; gray

    • B. 

      Gray; white

    • C. 

      Sensory; motor

    • D. 

      Motor; sensory

  • 13. 
    The two major functional properties of neurons are ________.
    • A. 

      Contraction and movements

    • B. 

      irritability and conductivity

    • C. 

      Connect and protect

    • D. 

      Cover and line body surfaces

    • E. 

      Lubricate and secrete

  • 14. 
    Cell bodies of the sensory neurons of the spinal nerves are located in ________.
    • A. 

      The hypothalamus

    • B. 

      The ventral root ganglia of the spinal cord

    • C. 

      The dorsal root ganglia of the spinal cord

    • D. 

      The thalamus

    • E. 

      Sympathetic ganglia

  • 15. 
    The sensory homunculus is located in the primary somatic sensory area in the ________.
    • A. 

      Occipital lobe

    • B. 

      Cerebellum

    • C. 

      Parietal lobe

    • D. 

      Frontal lobe

    • E. 

      Temporal lobe

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