Chapter 10: Nervous System

51 Questions | Total Attempts: 5425

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Chapter 10: Nervous System

Anatomy Chapter 10: Nervous Tissue: Nervous Tissue and Brain


Questions and Answers
  • 1. 
    These branching structures carry information toward the cell body of a neuron.
    • A. 

      Synapes

    • B. 

      Axons

    • C. 

      Dendrites

    • D. 

      Nodes of Ranvier

  • 2. 
    The neurotransmitters such as acetylcholine (ACh) are stored within the
    • A. 

      Tips of the dendrites

    • B. 

      Cell body

    • C. 

      Postsynaptic receptors

    • D. 

      Axon terminals

  • 3. 
    What is the name of the space between the axon of one of the neuron and the dendrite of a second neuron?
    • A. 

      Vesicle

    • B. 

      Cell body

    • C. 

      Synapse

    • D. 

      Node of Ranvier

  • 4. 
    What is the name of the enzyme that destroys acetylcholine?
    • A. 

      Dopamine

    • B. 

      ACh

    • C. 

      Acetylcholinesterase

    • D. 

      Norepinephrine

  • 5. 
    What term describes the hopping of the action potential (nerve impulse) along the axon from one node (of Ranvier) to the next?
    • A. 

      Myelination

    • B. 

      Depolarization

    • C. 

      Saltatory conduction

    • D. 

      Repolarization

  • 6. 
    The primary somatosensory area and the primary motor area are seperated by
    • A. 

      Broca's area

    • B. 

      The cecntral sulcus

    • C. 

      The pia mater

    • D. 

      The longitudinal fissure

  • 7. 
    There are four major areas of the brain: the cerebrum, diencephalon, brain stem, and the
    • A. 

      Hypothalamus

    • B. 

      Medulla oblongata

    • C. 

      Limbic system

    • D. 

      Cerebellum

  • 8. 
    The frontal, temporal, occipital, and parietal lobes form the
    • A. 

      Brain stem

    • B. 

      Cerebrum

    • C. 

      Cerebellum

    • D. 

      Reticular formation

  • 9. 
    Which word best describes the precentralgyrus?
    • A. 

      Olfactory

    • B. 

      Visual

    • C. 

      Motor

    • D. 

      Language

  • 10. 
    The midbrain, pons, and medulla oblongata are referred to as the
    • A. 

      Diencephalons

    • B. 

      Brain stem

    • C. 

      Limbic system

    • D. 

      Emotional brain

  • 11. 
    Excessive opioids (narcotics) depress the medulla oblongata and therefore cause
    • A. 

      Parkinson's disease

    • B. 

      Blindness

    • C. 

      Respiratory depression

    • D. 

      Hypertension

  • 12. 
    Endorphins
    • A. 

      Natural morphine-like substances that can reduce anxiety and induce a sense of well-being

    • B. 

      Energy sources much like ATP

    • C. 

      Secreted by the choroi plexus and circulated within the subarachnoid space

    • D. 

      Waste products generated by depolarizing neurons

  • 13. 
    The surface of the cerebrum is folded into elevations that resemble speed bumps; these speed bumps are called
    • A. 

      Fissures

    • B. 

      Sulci

    • C. 

      Foramen

    • D. 

      Convultions, or gyri

  • 14. 
    The depression between the convolutions of the cerebrum is called a
    • A. 

      Pons

    • B. 

      Gyrus

    • C. 

      Sulces

    • D. 

      Corpus callosum

  • 15. 
    The medulla oblongata descends as the
    • A. 

      Diencephalons

    • B. 

      Hpothalamus

    • C. 

      Cerebellum

    • D. 

      Spinal cord

  • 16. 
    The pituitary gland sits beneath the
    • A. 

      Medulla oblongata

    • B. 

      Brain stem

    • C. 

      Hypothalamus

    • D. 

      Cerebellum

  • 17. 
    Which of the following best describes the arachnoid mater?
    • A. 

      Limbic system

    • B. 

      Meninges

    • C. 

      Blood-brain barrier

    • D. 

      Cranium

  • 18. 
    The corpus callosum
    • A. 

      Connects the right and left hemispheres

    • B. 

      Connects the hypothalumus to the posterior pituitary gland

    • C. 

      Lines the cerebral ventricles

    • D. 

      Connects the brain stem to the cerebellum

  • 19. 
    In which cerebral lobe is Broca's area located?
    • A. 

      Parietal

    • B. 

      Occipital

    • C. 

      Frontal

    • D. 

      Temporal

  • 20. 
    The temporal lobe
    • A. 

      Is a brain stem structure

    • B. 

      Is a cerebellar structure

    • C. 

      Contains the primary auditory cortex

    • D. 

      Is a large mass of white matter that joins the right and left cerebral hemispheres

  • 21. 
    The occipital lobe
    • A. 

      Is a brain stem structure

    • B. 

      Performs the "executive" functions

    • C. 

      Is called the vital center

    • D. 

      Contains the primary visual cortex

  • 22. 
    The nodes of Ranier
    • A. 

      Are located along the postsynaptic membrane

    • B. 

      Increase the speed of the action potential

    • C. 

      Synthesize the neurotransmitter acetylcholine

    • D. 

      Store ACh in tiny vesicles

  • 23. 
    Which of the following is located within the subarachnoid space?
    • A. 

      Blood

    • B. 

      Lymph

    • C. 

      Cerebrospinal fluid

    • D. 

      Cytoplasm

  • 24. 
    What is the function of the ependymal cell (choroid plexus)?
    • A. 

      Synthesize neurotransmitters such as ACh

    • B. 

      Form cerebrospinal fluid

    • C. 

      Phagocytose debris

    • D. 

      Secrete myelin

  • 25. 
    Which of the following is the type of nervous tissue that conducts a nerve impulse?
    • A. 

      Astrocyte

    • B. 

      Neuroglia

    • C. 

      Neuron

    • D. 

      Ependymal cell

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